gcalctool r2135 - in tags/GCALCTOOL_5_23_5: . help/ja



Author: rancell
Date: Mon Jul 21 23:13:10 2008
New Revision: 2135
URL: http://svn.gnome.org/viewvc/gcalctool?rev=2135&view=rev

Log:
Released 5.23.5


Added:
   tags/GCALCTOOL_5_23_5/
      - copied from r2133, /trunk/
   tags/GCALCTOOL_5_23_5/ChangeLog
      - copied unchanged from r2134, /trunk/ChangeLog
   tags/GCALCTOOL_5_23_5/NEWS
      - copied unchanged from r2134, /trunk/NEWS
   tags/GCALCTOOL_5_23_5/README
      - copied unchanged from r2134, /trunk/README
   tags/GCALCTOOL_5_23_5/configure.in
      - copied unchanged from r2134, /trunk/configure.in
Modified:
   tags/GCALCTOOL_5_23_5/help/ja/gcalctool.xml

Modified: tags/GCALCTOOL_5_23_5/help/ja/gcalctool.xml
==============================================================================
--- /trunk/help/ja/gcalctool.xml	(original)
+++ tags/GCALCTOOL_5_23_5/help/ja/gcalctool.xml	Mon Jul 21 23:13:10 2008
@@ -1,11 +1,11 @@
-<?xml version="1.0"?><!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" 
-"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"; [
-  <!ENTITY legal SYSTEM "legal.xml">
-  <!ENTITY appversion "4.2.103">
-  <!ENTITY manrevision "2.5.1">
-  <!ENTITY date "2003 å 9 æ">
-  <!ENTITY app "<application>éå</application>">
-  <!ENTITY ug "GNOME ãããããããã">
+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"; [
+<!ENTITY legal SYSTEM "legal.xml">
+<!ENTITY appversion "5.5.37">
+<!ENTITY manrevision "2.9">
+<!ENTITY date "March 2005">
+<!ENTITY app "<application>gcalctool</application>">
+<!ENTITY appname "Calculator">
 ]>
 <!-- 
       (Do not remove this comment block.)
@@ -18,11 +18,21 @@
 <article id="index" lang="ja">
 <!-- please do not change the id; for translations, change lang to -->
 <!-- appropriate code -->
-  <articleinfo>
-<title>&app; ãããããã V&manrevision;</title>
+  <articleinfo> 
+    <title><application>gcalctool</application> Manual</title>       
+
+    <abstract role="description">
+      <para>
+      gcalctool is a calculator for GNOME. It includes basic, advanced, 
+      financial, and scientific modes and uses a multiple precision package 
+      to do its arithmetic to give a high degree of accuracy.
+      </para>
+    </abstract>
 
     <copyright> 
       <year>2003</year> 
+      <year>2004</year> 
+      <year>2005</year> 	
       <holder>Sun Microsystems</holder> 
     </copyright> 
 <!-- translators: uncomment this:
@@ -33,23 +43,94 @@
   </copyright>
 
    -->
-    <publisher> 
+    <publisher role="maintainer"> 
       <publishername>GNOME ãããããããããããããããã</publishername> 
     </publisher> 
 
-   &legal;
+     <legalnotice id="legalnotice">
+	<para>
+	  Permission is granted to copy, distribute and/or modify this
+	  document under the terms of the GNU Free Documentation
+	  License (GFDL), Version 1.1 or any later version published
+	  by the Free Software Foundation with no Invariant Sections,
+	  no Front-Cover Texts, and no Back-Cover Texts.  You can find
+	  a copy of the GFDL at this <ulink type="help" url="ghelp:fdl">link</ulink> or in the file COPYING-DOCS
+	  distributed with this manual.
+         </para>
+         <para> This manual is part of a collection of GNOME manuals
+          distributed under the GFDL.  If you want to distribute this
+          manual separately from the collection, you can do so by
+          adding a copy of the license to the manual, as described in
+          section 6 of the license.
+	</para>
+
+	<para>
+	  Many of the names used by companies to distinguish their
+	  products and services are claimed as trademarks. Where those
+	  names appear in any GNOME documentation, and the members of
+	  the GNOME Documentation Project are made aware of those
+	  trademarks, then the names are in capital letters or initial
+	  capital letters.
+	</para>
+
+	<para>
+	  DOCUMENT AND MODIFIED VERSIONS OF THE DOCUMENT ARE PROVIDED
+	  UNDER  THE TERMS OF THE GNU FREE DOCUMENTATION LICENSE
+	  WITH THE FURTHER UNDERSTANDING THAT:
+
+	  <orderedlist>
+		<listitem>
+		  <para>DOCUMENT IS PROVIDED ON AN "AS IS" BASIS,
+                    WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR
+                    IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES
+                    THAT THE DOCUMENT OR MODIFIED VERSION OF THE
+                    DOCUMENT IS FREE OF DEFECTS MERCHANTABLE, FIT FOR
+                    A PARTICULAR PURPOSE OR NON-INFRINGING. THE ENTIRE
+                    RISK AS TO THE QUALITY, ACCURACY, AND PERFORMANCE
+                    OF THE DOCUMENT OR MODIFIED VERSION OF THE
+                    DOCUMENT IS WITH YOU. SHOULD ANY DOCUMENT OR
+                    MODIFIED VERSION PROVE DEFECTIVE IN ANY RESPECT,
+                    YOU (NOT THE INITIAL WRITER, AUTHOR OR ANY
+                    CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY
+                    SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER
+                    OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
+                    LICENSE. NO USE OF ANY DOCUMENT OR MODIFIED
+                    VERSION OF THE DOCUMENT IS AUTHORIZED HEREUNDER
+                    EXCEPT UNDER THIS DISCLAIMER; AND
+		  </para>
+		</listitem>
+		<listitem>
+		  <para>UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL
+                       THEORY, WHETHER IN TORT (INCLUDING NEGLIGENCE),
+                       CONTRACT, OR OTHERWISE, SHALL THE AUTHOR,
+                       INITIAL WRITER, ANY CONTRIBUTOR, OR ANY
+                       DISTRIBUTOR OF THE DOCUMENT OR MODIFIED VERSION
+                       OF THE DOCUMENT, OR ANY SUPPLIER OF ANY OF SUCH
+                       PARTIES, BE LIABLE TO ANY PERSON FOR ANY
+                       DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR
+                       CONSEQUENTIAL DAMAGES OF ANY CHARACTER
+                       INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS
+                       OF GOODWILL, WORK STOPPAGE, COMPUTER FAILURE OR
+                       MALFUNCTION, OR ANY AND ALL OTHER DAMAGES OR
+                       LOSSES ARISING OUT OF OR RELATING TO USE OF THE
+                       DOCUMENT AND MODIFIED VERSIONS OF THE DOCUMENT,
+                       EVEN IF SUCH PARTY SHALL HAVE BEEN INFORMED OF
+                       THE POSSIBILITY OF SUCH DAMAGES.
+		  </para>
+		</listitem>
+	  </orderedlist>
+	</para>
+  </legalnotice>
+
+
    <!-- This file  contains link to license for the documentation (GNU FDL), and 
         other legal stuff such as "NO WARRANTY" statement. Please do not change 
 	any of this. -->
 
     <authorgroup> 
-      <author> 
-		<firstname>Sun</firstname> 
-		<surname>GNOME ããããããããããããã</surname> 
-		<affiliation> 
-	  		<orgname>Sun Microsystems</orgname> 
-		</affiliation> 
-      </author> 
+      <corpauthor> Sun Microsystems Inc.</corpauthor>
+
+<!-- gdocteam sun com (Sun Java Desktop System Documentation Team) -->
       
 <!-- This is appropriate place for other contributors: translators,
      maintainers,  etc. Commented out by default.
@@ -67,102 +148,131 @@
     </authorgroup>
 
     <revhistory>
+    <revision> 
+		<revnumber>Calculator Manual V2.9</revnumber> 
+		<date>March 2005</date> 
+		<revdescription> 
+	  		<para role="author">Sun Java Desktop System Documentation Team
+	  		</para>
+	  		<para role="publisher">GNOME ãããããããããããããããã</para>
+		</revdescription> 
+      </revision> 
+      <revision> 
+		<revnumber>Calculator Manual V2.8</revnumber> 
+		<date>August 2004</date> 
+		<revdescription> 
+	  		<para role="author">Sun Java Desktop System Documentation Team
+	  		</para>
+	  		<para role="publisher">GNOME ãããããããããããããããã</para>
+		</revdescription> 
+      </revision> 
+      <revision> 
+		<revnumber>gcalctool Manual V2.7</revnumber> 
+		<date>February 2004</date> 
+		<revdescription> 
+	  		<para role="author">Sun GNOME ããããããããããããã</para>
+	  		<para role="publisher">GNOME ãããããããããããããããã</para>
+		</revdescription> 
+      </revision> 
       <revision> 
-		<revnumber>éå ããããã V&manrevision;</revnumber> 
-		<date>&date;</date> 
+		<revnumber>gcalctool Manual V2.6</revnumber> 
+		<date>October 2003</date> 
 		<revdescription> 
 	  		<para role="author">Sun GNOME ããããããããããããã</para>
 	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
+		</revdescription> 
+      </revision> 
+      <revision> 
+		<revnumber>éå ããããã V2.5.1</revnumber> 
+		<date>July 2003</date> 
+		<revdescription> 
+	  		<para role="author">Sun GNOME ããããããããããããã</para>
+	  		<para role="publisher">GNOME ãããããããããããããããã</para>
+		</revdescription> 
+      </revision> 
       <revision> 
 		<revnumber>gcalctool ããããã V2.5</revnumber> 
 		<date>2003 å 7 æ</date> 
 		<revdescription> 
 	  		<para role="author">Sun GNOME ããããããããããããã</para>
 	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
+		</revdescription> 
+      </revision> 
       <revision> 
 		<revnumber>gcalctool ããããã V2.4</revnumber> 
-		<date>2003 å 6 æ</date> 
+		<date>April 2003</date> 
 		<revdescription> 
 	  		<para role="author">Sun GNOME ããããããããããããã</para>
 	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
+		</revdescription> 
+      </revision> 
       <revision> 
 		<revnumber>gcalctool ããããã V2.3</revnumber> 
-		<date>2003 å 4 æ</date> 
+		<date>April 2003</date> 
 		<revdescription> 
 	  		<para role="author">Sun GNOME ããããããããããããã</para>
 	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
+		</revdescription> 
+      </revision> 
       <revision> 
 		<revnumber>gcalctool ããããã V2.2</revnumber> 
-		<date>2003 å 4 æ</date> 
+		<date>March 2003</date> 
 		<revdescription> 
 	  		<para role="author">Sun GNOME ããããããããããããã</para>
 	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
+		</revdescription> 
+      </revision> 
       <revision> 
 		<revnumber>gcalctool ããããã V2.1</revnumber> 
-		<date>2003 å 3 æ</date> 
+		<date>March 2003</date> 
 		<revdescription> 
 	  		<para role="author">Sun GNOME ããããããããããããã</para>
 	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
-      <revision>
-		<revnumber>gcalctool ããããã V2.0</revnumber> 
-		<date>2003 å 3 æ</date> 
-		<revdescription> 
-	  		<para role="author">Sun GNOME ããããããããããããã</para>
-	  		<para role="publisher">GNOME ãããããããããããããããã</para>
-		</revdescription>
-      </revision>
-    </revhistory>
-
-    <releaseinfo>ãããããããã&app;ãããããã &appversion; ããããèæãããã
-    </releaseinfo>
-    <legalnotice><title>ããããããã</title>
-      <para>&app; ãããããããããããããããããããéããããããæèããååããããååãã<ulink url="ghelp:gnome-feedback" type="help">GNOME ãããããããããã</ulink> 
-      ãããèæãåããããããã
-      </para>
+		</revdescription> 
+      </revision> 
+    </revhistory> 
+
+    <releaseinfo>This manual describes version 5.5.37 of Calculator.
+    </releaseinfo> 
+    <legalnotice> 
+      <title>ããããããã</title> 
+      <para><application>éå</application> ãããããããããããããããããããéããããããæèããååããããååãã<ulink url="ghelp:gnome-feedback" type="help">GNOME ãããããããããã</ulink> ãããèæãåããããããã</para>
 <!-- Translators may also add here feedback address for translations -->
-    </legalnotice>
-  </articleinfo>
+    </legalnotice> 
+  </articleinfo> 
 
   <indexterm zone="index"> 
     <primary>gcalctool</primary> 
   </indexterm> 
   <indexterm zone="index"> 
-    <primary>éå</primary> 
+    <primary>Calculator</primary> 
   </indexterm>
 
 <!-- ============= Document Body ============================= -->
 <!-- ============= Introduction ============================== -->
-  <sect1 id="gcalctool-intro"><title>æè</title>
-    <para>&app; ãããããããããåæèããèæãæåããããããåçããããã</para>
-    <para>&app; ããããããããããããããääããããããã</para>
+  <sect1 id="gcalctool-intro"> 
+    <title>æè</title> 
+    <para>The <application>gcalctool</application> application provides the following modes for different types of mathematical functionality: </para>
      <variablelist>
         <varlistentry>
-        <term><link linkend="gcalctool-basic-mode">åæããã</link></term>
-        <listitem><para>ææçãéåæèãæäããããæåã 10 åãããããããããäåãããããããããåãæåãçåãæçãçæãããããåæããããããããããããããããäãåããããããåæãããæèããããäçããããã</para></listitem>
+        <term><link linkend="gcalctool-basic-mode">ãBasicã</link></term>
+        <listitem><para>The default mode. Provides standard calculator functions. You can perform standard addition, subtraction, division, and multiplication functions in Basic mode and you can use all of the Basic functions in each of the other modes.</para></listitem>
+        </varlistentry>
+  <varlistentry>
+        <term><link linkend="gcalctool-advanced-mode">Advanced </link></term>
+        <listitem><para>Provides advanced calculator functions. You can store numbers in 10 different memory registers, and easily retrieve and replace the numbers in the memory registers. You can use all of the Advanced functions in Financial and Scientific modes.</para></listitem>
         </varlistentry>
         <varlistentry>
-        <term><link linkend="gcalctool-financial-mode">èåããã</link></term>
+        <term><link linkend="gcalctool-financial-mode">ãFinancialã</link></term>
         <listitem><para>èéãèåæèãèææäãããã</para></listitem>
         </varlistentry>
         <varlistentry>
-        <term><link linkend="gcalctool-scientific-mode">çåããã</link></term>
-        <listitem><para>äèéæãèçæèããåããæåæèãæäããããçåããããããããããåçããæèãåæãäåããããã</para></listitem>
+        <term><link linkend="gcalctool-scientific-mode">ãScientificã</link></term>
+        <listitem><para>Provides many additional mathematical functions, including trigonometric and bitwise functions. You can also store your own functions and constants, when you use Scientific mode.</para></listitem>
         </varlistentry>
      </variablelist>
 
-    <para>&app; ããääãéæãäçããããã</para>
+    <para><application>éå</application> ããääãéæãäçããããã</para>
       <informaltable frame="all">
         <tgroup cols="2" colsep="1" rowsep="1">
           <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -174,8 +284,8 @@
               <entry colname="COLSPEC1" align="right">
                 <para>åæ</para></entry>
             </row>
-          </thead>
-          <tbody>
+          </thead> 
+          <tbody> 
             <row valign="top">
               <entry><para>2 éæ</para></entry>
               <entry align="right"><para>2</para></entry>
@@ -192,7 +302,7 @@
               <entry><para>16 éæ</para></entry>
               <entry align="right"><para>16</para></entry>
             </row>
-          </tbody>
+          </tbody> 
         </tgroup>
       </informaltable>
                            
@@ -200,90 +310,89 @@
 
 <!-- =========== Getting Started ============================== -->
 
-  <sect1 id="gcalctool-get-start"><title>åæçãäçææ</title>
-                <para>ääãææã &app; ãèåããããããã</para>
-                <variablelist>
-                <varlistentry>
-                <term>ãããã</term>
-                <listitem>
-                <para>&app; ããããããããèåææããããããäçäãããããããããåããææç &ug; ãåçããããããã</para>
-                </listitem>
-                </varlistentry>
-                <varlistentry> 
-             <term>ããããããã</term> 
-             <listitem>
-                <para>æããããããåèãããã <command>gcalctool</command></para>
-                </listitem>
-                </varlistentry>
-                </variablelist>
-    <para><application>&app;</application> ãèåæãããæãããããããèçããããã</para>
+  <sect1 id="gcalctool-get-start"> 
+    <title>åæçãäçææ</title> 
+    <para>You can start <application>gcalctool</application> in the following ways:</para>
+    <variablelist>
+      <varlistentry>
+        <term>Menu</term>
+        <listitem>
+          <para>
+            Choose <menuchoice><guimenu>Accessories</guimenu><guimenuitem>Calculator</guimenuitem></menuchoice>.
+          </para>
+        </listitem>
+      </varlistentry>
+      <varlistentry>
+        <term>Command line</term>
+        <listitem>
+          <para>
+            Execute the following command: <userinput>gnome-calculator</userinput></para>
+        </listitem>
+      </varlistentry>
+    </variablelist>
+    <para>When you start <application>gcalctool</application>, the following window is displayed:</para>
 
     <!-- ==== Figure ==== -->
       <figure id="gcalctool-FIG-basic"> 
-	<title>&app; ãåæãããããããã</title>
-	<screenshot>
-	  <mediaobject>
-	    <imageobject><imagedata 		fileref="figures/gcalctool_basic_window.png" format="PNG"/> 
+	<title><application>éå</application> ãåæãããããããã</title> 
+	<screenshot> 
+	  <mediaobject> 
+	    <imageobject><imagedata fileref="figures/gcalctool_basic_window.png" format="PNG"/> 
 	    </imageobject>
-	    <textobject>
-	      <phrase>&app; ãåæããã ããããããèçããããã  </phrase>
-	    </textobject>
-	  </mediaobject>
-	</screenshot>
+	    <textobject> 
+	      <phrase>Shows <application>gcalctool</application> Basic mode window.  </phrase> 
+	    </textobject> 
+	  </mediaobject> 
+	</screenshot> 
       </figure>
     <!-- ==== End of Figure ==== -->
-                <para><application>&app;</application> ããããããããääãèçãåããããããã </para>
+                <para><application><application>éå</application></application> ããããããããääãèçãåããããããã</para>
                 <variablelist>
-                  <varlistentry><term>ãããããã</term>
+                  <varlistentry> <term>ãããããã</term>
                          <listitem>
-                                <para>ãããããããããããããã<application>&app;</application> ãåèãããããããããåããããããã</para>
+                                <para>ãããããããããããããã<application><application>éå</application></application> ãåèãããããããããåããããããã</para>
                          </listitem>
                   </varlistentry>
-                  <varlistentry><term>èçéå</term>
+                  <varlistentry> <term>èçéå</term>
                          <listitem>
-                                <para>èçéåãããååããæåãããèççæãèçããããã40 æãããæåãååããããã</para>
+                                <para>The display area shows the numbers that you enter, and the results of calculations. If you are not using arithmetic precedence, you can only enter numbers of up to forty digits.  </para>
                          </listitem>
                   </varlistentry>
-                  <varlistentry><term>ãããéå</term>
+                  <varlistentry> <term>ãããéå</term>
                          <listitem>
-                                <para>ãããéåãããçåéæãããããããããããããèçãããããåæããããããããåãèçãããããããèåããããéæãããã èåãããããããåæãããããããäãèçãããããçåããããéæãããã çåãããããããåæãããããããäãèçããããã</para>
+                                <para>The mode area displays the buttons for the current mode. The Basic mode buttons are always displayed. Advanced mode buttons are also available in Financial and Scientific modes.  </para>
                          </listitem>
                   </varlistentry>
                   <varlistentry> <term>ãããããããããã</term>
                          <listitem>
-                <para>&app; ãããã
-                      <inlinemediaobject> 
-                         <imageobject> 
-                            <imagedata fileref="figures/gcalctool_menu_symbol.png" format="PNG"/> 
-                         </imageobject> 
-                         <textobject> 
-                         <phrase>ãããããããããããããããèç</phrase> 
-                         </textobject> 
-                      </inlinemediaobject>
-ããããããããããããããããããããããããããããããèçããããããèãããããã</para>
+                <para><application>éå</application> ãããã <inlinemediaobject><imageobject><imagedata fileref="figures/gcalctool_menu_symbol.png" format="PNG"/></imageobject><textobject><phrase>ãããããããããããããããèç</phrase></textobject></inlinemediaobject> ããããããããããããããããããããããããããããããèçããããããèãããããã</para>
+                         </listitem>
+                  </varlistentry>
+<varlistentry>
+	 <term>Status Bar</term>
+                         <listitem>
+                                <para>The status bar displays messages on the status of your calculations.  </para>
                          </listitem>
                   </varlistentry>
                 </variablelist>
-
-<para></para>
-
   </sect1>
 <!-- ================ Usage ================================ -->
-  <sect1 id="gcalctool-usage"><title>äçææ</title>
+  <sect1 id="gcalctool-usage"> 
+    <title>äçææ</title> 
 
     <!-- ================ Usage Subsection ================================ -->
     <sect2 id="gcalctool-calc-functions">
-                <title>éåæèãäçãã</title>
+                <title>éåæèãäçãã</title> 
                 <para>èçããääããããããææãèãããã</para>
                 <itemizedlist>
                   <listitem>
-                         <para>&app; ãããããããããããæåãéæãååãããã</para>
+                         <para><application>éå</application> ãããããããããããæåãéæãååãããã</para>
                   </listitem>
                   <listitem>
-                         <para>&app; ããããããããããããçåããããããããããæåååããããåèããèçãæåããããããããããããããããããåããããããããã<xref linkend="gcalctool-keyboard-shortcut"/>ãåçããããããã</para>
+                         <para><application>éå</application> ããããããããããããçåããããããããããæåååããããåèããèçãæåããããããããããããããããããåããããããããã<xref linkend="gcalctool-keyboard-shortcut"/>ãåçããããããã</para>
                   </listitem>
                 </itemizedlist>
-                <para>&app; ãããããããããã40 æääãæåãåæãèåçãææãããèçããããääãèãäãããåæçää 2 æã 10 éæãäçããããååãèçãããåãçããããããã </para>
+                <para><application>éå</application> ãããããããããã40 æääãæåãåæãèåçãææãããèçããããääãèãäãããåæçää 2 æã 10 éæãäçããããååãèçãããåãçããããããã</para>
       <informaltable frame="all">
         <tgroup cols="2" colsep="1" rowsep="1">
           <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -310,21 +419,37 @@
       </informaltable>
 
       <para>æåãææååãååããææãããããã<xref linkend="gcalctool-enter-exp"/>ãåçããããããã</para>
-                <para>èççæããããããããã<menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ããããã</guimenuitem></menuchoice>ãéãéæãããã
-                     åããäããããããããããåãäãããããããããã</para>
+
+    <sect3 id="gcalctool-calc-functions-separator">
+                <title>To Display a Separator in Large Numbers</title> 
+      <para>To insert a separator between every three digits to the left of the numeric point in decimal base, choose <menuchoice><guimenu>View</guimenu><guimenuitem>Show Thousands Separator</guimenuitem></menuchoice>. 
+</para>
+      <note>
+      <para>Different countries and cultures have varying conventions for how to communicate. These conventions include the language spoken and the character used as a numeric separator.</para>
+      <para><application>gcalctool</application> has been internationalized so user's can adapt to their own conventions. This is done by setting a specific locale. We can't determine what locales will exist, except for a standard one called the C locale.</para>
+      <para>When you use the C locale, the separator character is not displayed.</para>
+      </note>
+    </sect3>
+
+    <sect3 id="gcalctool-calc-functions-copy">
+                <title>To Copy and Paste in the Display Area</title> 
+                <para>èççæããããããããã<menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ããããã</guimenuitem></menuchoice>ãéãéæãããã åããäããããããããããåãäãããããããããã</para>
 
                 <para>äåããããããåãèçéåãåãäããããã<menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ãèãäãã</guimenuitem></menuchoice>ãéãéæãããã</para>
-    </sect2>
+    </sect3>
+
+    </sect2> 
     <!-- ================ Usage Subsection ================================ -->
+   
     <sect2 id="gcalctool-basic-mode"> 
-      <title>åæèçãåèãã</title>
-      <para>&app; ãèåããããããããããåæããããèçãããããåæããããæççãåãåãããã<menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãBasic Modeã</guimenuitem></menuchoice>ãéãéæãããã
-      </para>
+      <title>åæèçãåèãã</title> 
+      <para>Basic mode is displayed by default when you first start <application>gcalctool</application>. To explicitly invoke Basic mode, choose <menuchoice><guimenu>View</guimenu><guimenuitem>Basic</guimenuitem></menuchoice>.  </para>
+      <para>The calculator memory registers are unavailable in Basic Mode. In other words, <menuchoice><guimenu>View</guimenu><guimenuitem>Memory Registers</guimenuitem></menuchoice> is inactive.</para>
     <sect3 id="gcalctool-simple-calc"> 
-      <title>çåãèçãåèãã</title>
+      <title>çåãèçãåèãã</title> 
       <para>çåã èçãåèããããã<xref linkend="gcalctool-TBL-simple-calc"/> ãèæãããããããäãããã</para>
                 <table id="gcalctool-TBL-simple-calc" frame="all">
-                  <title>çåãèçãåè</title>
+                  <title>çåãèçãåè</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -344,66 +469,74 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>æåãã </para></entry>
+                             <entry><para>æåãã</para> </entry>
                              <entry><para><guibutton>0</guibutton>ãã<guibutton>9</guibutton></para></entry>
                              <entry><para>10 éæã 16 éæãããããããæåãããäçããããã8 éæããã<guibutton>ã8ã</guibutton>ã<guibutton>ã9ã</guibutton> ãäçãããããã2 éæããã<guibutton>ã0ã</guibutton>ã<guibutton>ã1ã</guibutton>ãããäçãããããããããããã10 éæããã</para></entry>
                              <entry><para><guibutton>1</guibutton></para></entry>
                              <entry><para>1</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæç</para></entry>
-                             <entry><para><guibutton> </guibutton></para></entry>
+                             <entry><para>åæç</para> </entry>
+                             <entry><para><guibutton>.</guibutton></para></entry>
                              <entry><para>æåãåæéåãååãéåãããã</para></entry>
-                             <entry><para><guibutton>1</guibutton> <guibutton>.</guibutton><guibutton>2</guibutton></para></entry>
+                             <entry><para><guibutton>1</guibutton> <guibutton>.</guibutton> <guibutton>2</guibutton></para></entry>
                              <entry><para>1.2</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>çæãèç</para></entry>
+                             <entry><para>çæãèç</para> </entry>
                              <entry><para><guibutton>=</guibutton></para></entry>
                              <entry><para>çåãèççæãçåãéæãèçããããã</para></entry>
                              <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>3</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>èãç</para></entry>
+                             <entry><para>èãç</para> </entry>
                              <entry><para><guibutton>+</guibutton></para></entry>
                              <entry><para>èçéååãåãæãååããæåãåãããã</para></entry>
                              <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>3</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åãç</para></entry>
+                             <entry><para>åãç</para> </entry>
                              <entry><para><guibutton>-</guibutton></para></entry>
                              <entry><para>èçéååãåããæãååããæåãåãããã</para></entry>
                              <entry><para>3 <guibutton>-</guibutton> <guibutton>2</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>1</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æãç</para></entry>
+                             <entry><para>æãç</para> </entry>
                              <entry><para><guibutton>*</guibutton></para></entry>
                              <entry><para>èçéååãåãæãååããæåãããããã</para></entry>
                              <entry><para>3 <guibutton>*</guibutton> <guibutton>2</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>6</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åãç</para></entry>
+                             <entry><para>åãç</para> </entry>
                              <entry><para><guibutton>/</guibutton></para></entry>
                              <entry><para>èçéååãåãæãååããæåãåãããã</para></entry>
                              <entry><para>6 <guibutton>/</guibutton> <guibutton>3</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>2</para></entry>
                            </row>
+			<row valign="top">
+                             <entry><para>æççåãåæ</para> </entry>
+                             <entry><para><guibutton>+/-</guibutton></para></entry>
+                             <entry><para>æãæãèãæãããããèãæãæãæãåæãããã</para></entry>
+                             <entry><para>8 <guibutton>+/-</guibutton></para></entry>
+                             <entry><para>-8</para></entry>
+                           </row>
 			 </tbody>
+
 		  </tgroup>
 		</table>
     </sect3>
     <sect3 id="gcalctool-erase-char"> 
-      <title>æåãæåãã</title>
+      <title>æåãæåãã</title> 
       <para>æåãæåããããã<xref linkend="gcalctool-TBL-erase-char"/> ãèæãããããããäãããã</para>
                 <table id="gcalctool-TBL-erase-char" frame="all">
-                  <title>æåãæå</title>
+                  <title>æåãæå</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -423,38 +556,81 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>ããããããã</para></entry>
-                             <entry><para><guibutton>Bsp</guibutton></para></entry>
+                             <entry><para>ããããããã</para> </entry>
+                             <entry><para><guibutton>Bksp</guibutton></para></entry>
                              <entry><para>åçãæåãèçéåããåéãããã</para></entry>
-                             <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>Bsp</guibutton> <guibutton>=</guibutton></para></entry>
+                             <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>Bksp</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>3</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>ãããããæå</para></entry>
+                             <entry><para>ãããããæå</para> </entry>
                              <entry><para><guibutton>CE</guibutton></para></entry>
-                             <entry><para>çåãåãèçéåããåéãããã</para></entry>
-                             <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>CE</guibutton> <guibutton>=</guibutton></para></entry>
-                             <entry><para>1</para></entry>
+                             <entry><para>çåãåãèçéåããåéãããã</para>
+                                    <para>This is only really meaningful if the Calculator is not in Arithmetic Precedence mode.</para>
+                                    <para>In Arithmetic Precedence mode, this operation is the same as <guibutton>Clr</guibutton></para></entry>
+                             <entry><para>If the calculator is not in Arithmetic Precedence mode:</para>
+                                    <para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>CE</guibutton> <guibutton>=</guibutton></para>
+                                    <para>If the calculator is in Arithmetic Precedence mode:</para>
+                                    <para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>CE</guibutton> <guibutton>=</guibutton></para></entry>
+                             <entry><para>If the calculator is not in Arithmetic Precedence mode:</para>
+                                    <para>1</para>
+                                    <para>If the calculator is in Arithmetic Precedence mode:</para>
+                                    <para>0</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæ</para></entry>
+                             <entry><para>åæ</para> </entry>
                              <entry><para><guibutton>Clr</guibutton></para></entry>
-                             <entry><para>èçéååãåã 0 ããããããããã<guibutton>ãClrã</guibutton>ããçåããããã<guilabel>ãHypã</guilabel>ã<guilabel>ãInvã</guilabel>ããããããéæèéãèãããã</para></entry>
-                             <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>Clr</guibutton> <guibutton>=</guibutton></para></entry>
+                             <entry><para>Resets the current value in the display area to zero and removes any previous calculation results. <guibutton>Clr</guibutton> also deselects the <guilabel>Hyp</guilabel> and <guilabel>Inv</guilabel> options in Scientific.</para></entry>
+                             <entry><para>1 <guibutton>+</guibutton> <guibutton>2</guibutton><guibutton>2</guibutton> <guibutton>Clr</guibutton></para></entry>
                              <entry><para>0</para></entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
     </sect3>
-    <sect3 id="gcalctool-arith-calc"> 
-      <title>çèèçãåèãã</title>
-      <para>çèèçãåèããããã<xref linkend="gcalctool-TBL-arith-calc"/> ãèæãããããããäãããã</para>
-                <table id="gcalctool-TBL-arith-calc" frame="all">
-                  <title>çèèçãåè</title>
+    
+    
+
+
+
+  
+
+          <sect3 id="gcalctool-ins-ascii"> 
+            <title>ASCII åãèçãã</title> 
+                        <para>æåã ASCII åãèçããããã<menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ãInsert ASCII Valueã</guimenuitem></menuchoice>ãéãéæãããã</para>
+                        <para>ãInsert ASCII Valueãããããããèçããããã</para>
+                        <para>Enter the required character in the <guilabel>Character</guilabel> field, then click <guibutton>Insert</guibutton>. The ASCII value of that character, in the current numeric base, appears in the display area. For example, the ASCII value of B in decimal base is 66.</para>
+          </sect3>
+	</sect2>
+
+ <sect2 id="gcalctool-advanced-mode">
+    <title>To Perform Advanced Calculations  </title>
+  <para>To change to Advanced mode, choose 
+	<menuchoice> 
+	  <guimenu>View</guimenu> 
+	  <guimenuitem>Advanced</guimenuitem> 
+	</menuchoice>. 
+      </para>
+    <para>When you change to Advanced mode, the following buttons are displayed to the right of the Basic mode buttons:</para>
+    <!-- ==== Figure ==== -->
+      <figure id="gcalctool-FIG-advanced"> 
+	<title><application>gcalctool</application> Advanced Mode Buttons</title> 
+	<screenshot> 
+	  <mediaobject> 
+	    <imageobject><imagedata fileref="figures/gcalctool_advanced_window.png" format="PNG"/> 
+	    </imageobject>
+	    <textobject> 
+	      <phrase>Shows <application>gcalctool</application> Advanced mode buttons.  </phrase> 
+	    </textobject> 
+	  </mediaobject> 
+	</screenshot> 
+      </figure>
+    <!-- ==== End of Figure ==== -->
+                <table id="gcalctool-TBL-adv-calc" frame="all">
+                  <title>Performing Advanced Calculations</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -474,75 +650,87 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>%</para></entry>
+                             <entry><para>%</para> </entry>
                              <entry><para><guibutton>%</guibutton></para></entry>
-                             <entry><para>èçéååãåãæãååããæåãããããããããèçãããã</para></entry>
-                             <entry><para>200 <guibutton>%</guibutton> <guibutton>2</guibutton> <guibutton>=</guibutton></para></entry>
-                             <entry><para>4</para></entry>
+                             <entry><para>Divides the current value by 100.</para></entry>
+                             <entry><para>560 <guibutton>%</guibutton> <guibutton>=</guibutton></para></entry>
+                             <entry><para>5.60</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>éæ</para></entry>
-                             <entry><para><guibutton>1/x</guibutton></para></entry>
+                             <entry><para>éæ</para> </entry>
+                             <entry><para><guibutton>1/<replaceable>x</replaceable></guibutton></para></entry>
                              <entry><para>1ãèçéååãåãåãããã</para></entry>
-                             <entry><para>4 <guibutton>1/x</guibutton></para></entry>
+                             <entry><para>4 <guibutton>1/<replaceable>x</replaceable></guibutton></para></entry>
                              <entry><para>0.25</para></entry>
                            </row>
+                    
                            <row valign="top">
-                             <entry><para>æççåãåæ</para></entry>
-                             <entry><para><guibutton>+/-</guibutton></para></entry>
-                             <entry><para>æãæãèãæãããããèãæãæãæãåæãããã</para></entry>
-                             <entry><para>8 <guibutton>+/-</guibutton></para></entry>
-                             <entry><para>-8</para></entry>
-                           </row>
-                           <row valign="top">
-                             <entry><para>åææ</para></entry>
+                             <entry><para>åææ</para> </entry>
                              <entry><para><guibutton>Sqrt</guibutton></para></entry>
                              <entry><para>èçéååãåãåææãèçãããã</para></entry>
-                             <entry><para>9 <guibutton>Sqrt</guibutton></para></entry>
+                             <entry><para>For arithmetic precedence mode:</para>
+                             <para><guibutton>Sqrt</guibutton> 9 <guibutton>)</guibutton><guibutton>=</guibutton></para>
+                             <para>For non-arithmetic precedence mode:</para>
+                             <para>9 <guibutton>Sqrt</guibutton></para></entry>
                              <entry><para>3</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæ</para></entry>
-                             <entry><para>x<superscript>2</superscript></para></entry>
+                             <entry><para>åæ</para> </entry>
+                             <entry><para><replaceable>x</replaceable><superscript>2</superscript></para></entry>
                              <entry><para>èçéååãåãåæãèçãããã</para></entry>
-                             <entry><para>3 x<superscript>2</superscript></para></entry>
+                             <entry><para>3 <replaceable>x</replaceable><superscript>2</superscript></para></entry>
                              <entry><para>9</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>ææéå</para></entry>
+                             <entry><para>ææéå</para> </entry>
                              <entry><para><guibutton>Int</guibutton></para></entry>
                              <entry><para>èçéååãåãææéåãèçãããã</para></entry>
                              <entry><para>-23.45 <guibutton>Int</guibutton></para></entry>
                              <entry><para>-23</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæéå</para></entry>
+                             <entry><para>åæéå</para> </entry>
                              <entry><para><guibutton>Frac</guibutton></para></entry>
                              <entry><para>èçéååãåãåæéåãèçãããã</para></entry>
                              <entry><para>-23.45 <guibutton>Frac</guibutton></para></entry>
                              <entry><para>-0.45</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>çåå</para></entry>
+                             <entry><para>çåå</para> </entry>
                              <entry><para><guibutton>Abs</guibutton></para></entry>
                              <entry><para>èçéååãåãçååãèçãããã</para></entry>
                              <entry><para>-23.45 <guibutton>Abs</guibutton></para></entry>
                              <entry><para>23.45</para></entry>
+			 </row>
+			   <row valign="top">
+ 			<entry><para>æå</para> </entry>
+                             <entry><para><guibutton>(</guibutton> ããã <guibutton>)</guibutton></para></entry>
+                             <entry><para>Provide precedence in arithmetic calculations if you are not using Arithmetic Precedence. See also <xref linkend="gcalctool-manage-order"/>. Calculations within parentheses are performed first. You can nest parentheses to any level. When the last parenthesis is matched, the display area is updated.</para></entry>
+                           <entry>
+                               <para>2 <guibutton>+</guibutton> <guibutton>3</guibutton> <guibutton>*</guibutton> <guibutton>4</guibutton> <guibutton>=</guibutton></para>
+                               <para>2 <guibutton>+</guibutton> <guibutton>(</guibutton> <guibutton>3</guibutton> <guibutton>*</guibutton> <guibutton>4</guibutton> <guibutton>)</guibutton></para>
+                             </entry>
+                             <entry> <para>20</para>
+                               <para>14</para>
+                             </entry>
+		       	
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
-    </sect3>
-    <sect3 id="gcalctool-mem-reg">
-      <title>éåããããããããäçãã</title>
-      <para>10 åã &app; ããããããã <guilabel>R0</guilabel> ãã <guilabel>R9</guilabel> ããããããåãäåããããã ããããããããèçããããã<menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãMemory Registersã</guimenuitem></menuchoice>ãéãéæãããã
-      </para>
-      <para><xref linkend="gcalctool-TBL-mem-reg"/> ãããäçåèããããæèãèæããããããã</para>
+
+<sect3 id="gcalctool-mem-reg"> 
+      <title>éåããããããããäçãã</title> 
+      <para>10 åã <application>éå</application> ããããããã <guilabel>R0</guilabel> ãã <guilabel>R9</guilabel> ããããããåãäåããããã ããããããããèçããããã<menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãMemory Registersã</guimenuitem></menuchoice>ãéãéæãããã</para>
+      <para>The memory registers can be dismissed by either choosing 
+            <menuchoice><guimenu>View</guimenu><guimenuitem>Memory Registers</guimenuitem></menuchoice> 
+            again, or by clicking on the <guibutton>Close</guibutton> button in the memory register window.</para>
+        <para><xref linkend="gcalctool-TBL-mem-reg"/> ãããäçåèããããæèãèæããããããã</para>
                 <table id="gcalctool-TBL-mem-reg" frame="all">
-                  <title>ãããæè</title>
+                  <title>ãããæè</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -562,40 +750,40 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>ããããããããåãäå</para></entry>
+                             <entry><para>ããããããããåãäå</para> </entry>
                              <entry><para><guibutton>Sto</guibutton></para></entry>
-                             <entry><para>æåãããããããããããèçéåãååãäåãããã<guibutton>ãStoã</guibutton>ãããããããããããããããããããããããããããéæãããã</para>
-                                   <para>&app; ããããããäãããããããããããããããã</para>
+                             <entry><para>Stores the current contents of the display area in the specified memory register. Click <guibutton>Sto</guibutton>, then select a memory register from the popup menu.</para>
+                                   <para><application>éå</application> ããããããäãããããããããããããããã</para>
                                      <orderedlist>
                                        <listitem><para><guibutton>ãClrã</guibutton>ããããããããã</para></listitem>
-                                       <listitem><para><guibutton>ãStoã</guibutton>ããããããããã</para></listitem>
+                                       <listitem><para>Click <guibutton>Sto</guibutton>.</para></listitem>
                                        <listitem><para>ããããããããããããããããããããéæãããã</para></listitem>
                                      </orderedlist>
 </entry>
                              <entry><para>22 <guibutton>Sto</guibutton> <guilabel>R2</guilabel></para></entry>
-                             <entry><para>å 22 ãããããããã <guilabel>R2</guilabel> ãäåãããããã</para></entry>
+                             <entry><para>The value 22 is stored in memory register <guilabel>R2</guilabel>.</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>ããããããããåãåãåã</para></entry>
+                             <entry><para>ããããããããåãåãåã</para> </entry>
                              <entry><para><guibutton>Rcl</guibutton></para></entry>
-                             <entry><para>æåãããããããããããååãåãåãããã<guibutton>ãRclã</guibutton>ãããããããããããããããããããããããããããéæãããã</para></entry>
+                             <entry><para>Retrieves the contents of the specified memory register. Click <guibutton>Rcl</guibutton>, then select the memory register from the popup menu.</para></entry>
                              <entry><para>0 <guibutton>Rcl</guibutton> <guilabel>R2</guilabel></para></entry>
-                             <entry><para>22 </para><para>22 ãåããããããããã R2 ãäåãããåããã</para></entry>
+                             <entry><para>The value in the display area is 22.</para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para>ããããããããåãèçåãäæ</para></entry>
+                             <entry><para>ããããããããåãèçåãäæ</para> </entry>
                              <entry><para><guibutton>Exch</guibutton></para></entry>
-                             <entry><para>æåãããããããããããååãèçéååãåãäæãããã<guibutton>ãExchã</guibutton>ãããããããããããããããããããããããããããéæãããã</para></entry>
+                             <entry><para>Exchanges the contents of the specified memory register and the current value in the display area. Click <guibutton>Exch</guibutton>, then select the memory register from the popup menu.</para></entry>
                              <entry><para>44 <guibutton>Exch</guibutton> <guilabel>R2</guilabel></para></entry>
-                             <entry><para>èçéååãåã 44 ãã 22 ããR2 ãåã 22 ãã 44 ãåããããã</para><para>22 ãåããããããããã R2 ãäåãããåããã</para></entry>
+                             <entry><para>The value in the display area changes from 44 to 22, the value in R2 changes from 22 to 44.</para> </entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
-      <para>ããããããããããããããäçããååããääãäãããããããããã ããããããããæåãããã </para>
+      <para>ããããããããããããããäçããååããääãäãããããããããã ããããããããæåãããã</para>
       <informaltable frame="all">
         <tgroup cols="2" colsep="1" rowsep="1">
           <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -608,7 +796,7 @@
                 <para>èæ</para></entry>
             </row>
           </thead>
-          <tbody>
+          <tbody> 
             <row valign="top">
               <entry><para><keycap>S</keycap> <keycap>2</keycap></para></entry>
               <entry><para>ããããããã <guilabel>R2</guilabel> ãèçéåãååãäåãããã</para></entry>
@@ -621,42 +809,41 @@
               <entry><para><keycap>X</keycap> <keycap>2</keycap></para></entry>
               <entry><para>èçéååãåãããããããã <guilabel>R2</guilabel> ãååãäæãããã</para></entry>
             </row>
-          </tbody>
+          </tbody> 
         </tgroup>
       </informaltable>
-  
-          </sect3>
-          <sect3 id="gcalctool-ins-ascii"> 
-            <title>ASCII åãèçãã</title>
-                        <para>æåã ASCII åãèçããããã<menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ãInsert ASCII Valueã</guimenuitem></menuchoice>ãéãéæãããã</para>
-                        <para>ãInsert ASCII Valueãããããããèçããããã</para>
-                        <para>ASCII åãèçããæåã<guilabel>ãCharacterã</guilabel>ããããããååãã<guibutton>ãInsertã</guibutton>ããããããããã æåããæåã ASCII åããçåãéæãèçéåãèçããããã ãããããB ã ASCII åãã10 éæãã 66 ããã</para>
-          </sect3>
-    </sect2>
+    </sect3>
+
+
+    </sect2> 
     <!-- ================ Usage Subsection ================================ -->
 	 <sect2 id="gcalctool-financial-mode"> 
-      <title>èåäãèçãåè</title>
-      <para>èåããããåæããããã<menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãFinancial Modeã</guimenuitem></menuchoice>ãéãéæãããã
+      <title>èåäãèçãåè</title> 
+      <para>To change to Financial mode, choose 
+	<menuchoice> 
+	  <guimenu>View</guimenu> 
+	  <guimenuitem>Financial</guimenuitem> 
+	</menuchoice>. 
       </para>
-    <para>èåããããåæããããääã èåãããããããåæãããããããäãèçããããã</para>
+     <para>When you change to Financial mode, the following buttons are displayed above the Basic and Advanced mode buttons:</para>
 
     <!-- ==== Figure ==== -->
       <figure id="gcalctool-FIG-financial"> 
-	<title>&app; ãèåãããããã</title>
-	<screenshot>
-	  <mediaobject>
-	    <imageobject><imagedata 		fileref="figures/gcalctool_financial_window.png" format="PNG"/> 
+	<title><application>éå</application> ãèåãããããã</title> 
+	<screenshot> 
+	  <mediaobject> 
+	    <imageobject><imagedata fileref="figures/gcalctool_financial_window.png" format="PNG"/> 
 	    </imageobject>
-	    <textobject>
-	      <phrase>&app; ãèåãããããããèçãããã  </phrase>
-	    </textobject>
-	  </mediaobject>
-	</screenshot>
+	    <textobject> 
+	      <phrase>Shows <application>gcalctool</application> Financial mode buttons.  </phrase> 
+	    </textobject> 
+	  </mediaobject> 
+	</screenshot> 
       </figure>
     <!-- ==== End of Figure ==== -->
       <para>èåäãèçãåèããããã<xref linkend="gcalctool-TBL-financial-calc"/> ãèæãããããããäãããã</para>
                 <table id="gcalctool-TBL-financial-calc" frame="all">
-                  <title>èåäãèçãåè</title>
+                  <title>èåäãèçãåè</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -676,13 +863,13 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>èåèçæ</para></entry>
+                             <entry><para>èåèçæ</para> </entry>
                              <entry><para><guibutton>Ctrm</guibutton></para></entry>
                              <entry><para>æèããçåäå <replaceable>pv</replaceable> ãèåèçæãããåååç <replaceable>int</replaceable> ãåæäå <replaceable>fv</replaceable> ãåãããããåèãèåèçæãèçãããã</para>
-                              <para>ããæèããääãããããããããäçãããã </para>
+                              <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -696,9 +883,9 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>pv</replaceable>ãçåäå</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>$8000 ãåå 9% ãææåçãããååãéãããããããååããèçããããæåã 0.09 / 12 = 0.0075 ããããããæèéã 2 åããããããæéãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                             <entry><para>You have just deposited $8000 in an account that pays an annual interest rate of 9%, compounded monthly. Given the annual interest rate, you determine that the simple monthly interest rate is 0.09 / 12 = 0.0075. To calculate the time period necessary to double your investment, put the following values into the first three memory registers:</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -712,16 +899,15 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>8000</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãCtrmã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Ctrm</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>92.77</para>
                                     <para>æèãã92.77 ãæåãåãããããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>2 ååçæãããæäåå</para></entry>
+                             <entry><para>2 ååçæãããæäåå</para> </entry>
                              <entry><para><guibutton>Ddb</guibutton></para></entry>
-                             <entry><para>2 ååçæãäçããååãæåæéåãèçãæäååèãèçãããã
-</para>
+                             <entry><para>2 ååçæãäçããååãæåæéåãèçãæäååèãèçãããã</para>
                               <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
@@ -740,10 +926,9 @@
                                 <term>ãããã 3</term>
                                 <listitem><para><replaceable>period</replaceable>ãæäååèãèçããæé</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>$8000 ãããããæåãèåããããããã ããããããèçåæãã6 åããã6 ååãæåäéãã$900 ããã
-2 ååçæãäçããã4 åçãæäååèãèçãããããääãåãæåã 4 ããããããããããååãããã</para>
+                             <entry><para>$8000 ãããããæåãèåããããããã ããããããèçåæãã6 åããã6 ååãæåäéãã$900 ããã 2 ååçæãäçããã4 åçãæäååèãèçãããããääãåãæåã 4 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -761,17 +946,16 @@
                                 <term>ãããã 3</term>
                                 <listitem><para>4</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãDdbã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Ddb</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>790.12</para>
                                     <para>4 åçãæäååèãã $790.12 ããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæå</para></entry>
+                             <entry><para>åæå</para> </entry>
                              <entry><para><guibutton>Fv</guibutton></para></entry>
-                             <entry><para><replaceable>pmt</replaceable> ãããåæåç  <replaceable>int</replaceable> ããåçãææåæãåååçæææåãææããæèãåæäåãèçãããã
-</para>
-                              <para>ããæèããääãããããããããäçãããã </para>
+                             <entry><para><replaceable>pmt</replaceable> ãããåæåç <replaceable>int</replaceable> ããåçãææåæãåååçæææåãææããæèãåæäåãèçãããã</para>
+                              <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -785,10 +969,9 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>n</replaceable>ãåæ</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>ãããã 20 åéãæåæã $4000 ãéèååãéããèçããããããååãåçã 8% ããæåèããããããããInterest is paid on the last day of each year. 
-20 ååãååãäåãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                             <entry><para>ãããã 20 åéãæåæã $4000 ãéèååãéããèçããããããååãåçã 8% ããæåèããããããããInterest is paid on the last day of each year. 20 ååãååãäåãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -802,17 +985,16 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>20</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãFvã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Fv</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>183047.86</para>
                                     <para>20 ååãååãäåãã$183,047.86 ãããããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åææãèã</para></entry>
+                             <entry><para>åææãèã</para> </entry>
                              <entry><para><guibutton>Pmt</guibutton></para></entry>
-                             <entry><para>åèææéãææãææãèãããããããåææãèãéãèçãããã
-</para>
-                              <para>ããæèããääãããããããããäçãããã </para>
+                             <entry><para>åèææéãææãææãèãããããããåææãèãéãèçãããã</para>
+                              <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -826,9 +1008,9 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>n</replaceable>ãæé</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>åå 11.0% ã 30 åéã $120,000 ãããããèãããããããããååããèçããããæåã 0.11 / 12 = 0.00917 ããããããæéãã30 * 12 = 360 ãæãããããããããææãææéãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                             <entry><para>You are considering a $120,000 mortgage for 30 years at an annual interest rate of 11.0%. Given the annual interest rate, you determine that the simple monthly interest rate is 0.11 / 12 = 0.00917. The term is 30 * 12 = 360 months. To calculate the monthly repayment for this mortgage, put the following values into the first three memory registers:</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -842,17 +1024,16 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>360</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãPmtã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Pmt</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>1143.15</para>
                                     <para>ææãèæéãã$1143.15 ããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>çåå</para></entry>
+                             <entry><para>çåå</para> </entry>
                              <entry><para><guibutton>Pv</guibutton></para></entry>
-                             <entry><para><replaceable>pmt</replaceable> ãããåçãææåæãåååçæææåãææãããåæåç <replaceable>int</replaceable> ãåãåãããæèãçåäåãèçãããã
-</para>
-                              <para>ããæèããääãããããããããäçãããã </para>
+                             <entry><para><replaceable>pmt</replaceable> ãããåçãææåæãåååçæææåãææãããåæåç <replaceable>int</replaceable> ãåãåãããæèãçåäåãèçãããã</para>
+                              <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -866,11 +1047,10 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>n</replaceable>ãåæ</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
                              <entry><para>100 äãããåããããããããèéããæå $50,000ã20 åæããææãããããããåãææéããæåæãåãåããããæå $50,000 ãåãåãååãããããéãæåèãããããåç 9% ãæèãäãããã</para>
-                                    <para>100 äããããããã$400,000 ãäæãåãåãããããããããããã
-çåãäåããããããããããããåããèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                                    <para>100 äããããããã$400,000 ãäæãåãåãããããããããããã çåãäåããããããããããããåããèçãããããääãåãæåã 3 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -884,17 +1064,16 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>20</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para>Click on <guibutton>Pv</guibutton>.</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Pv</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>456427.28</para>
                                     <para>20 åéãææããã $1,000,000 ãäãäåãã$456,427.28 ããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæåç</para></entry>
+                             <entry><para>åæåç</para> </entry>
                              <entry><para><guibutton>Rate</guibutton></para></entry>
-                             <entry><para>çåäå <replaceable>pv</replaceable> ãæèã <replaceable>term</replaceable> åãèåèçæãåæäå <replaceable>fv</replaceable> ãåãããããåèãåæåçãèçãããã
-</para>
-                              <para>ããæèããääãããããããããäçãããã </para>
+                             <entry><para>çåäå <replaceable>pv</replaceable> ãæèã <replaceable>term</replaceable> åãèåèçæãåæäå <replaceable>fv</replaceable> ãåãããããåèãåæåçãèçãããã</para>
+                              <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -908,10 +1087,9 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>n</replaceable>ãæé</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>$20,000 ãååãæèãããããããææã 5 ååããææããããäéã $30,000 ããã åæãææèããããããããæéãã5 * 12 = 60 ãæããã
-ããæèãåæåçãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                             <entry><para>$20,000 ãååãæèãããããããææã 5 ååããææããããäéã $30,000 ããã åæãææèããããããããæéãã5 * 12 = 60 ãæããã ããæèãåæåçãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -925,17 +1103,15 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>60</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãRateã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Rate</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>.00678</para>
-                                    <para>æåãã0.678% ããã ååãã0.678% * 12 = 8.14% ããã
-</para></entry>
+                                    <para>æåãã0.678% ããã ååãã0.678% * 12 = 8.14% ããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åéåå</para></entry>
+                             <entry><para>åéåå</para> </entry>
                              <entry><para><guibutton>Sln</guibutton></para></entry>
-                             <entry><para>ããæéãèçãåéååãèçããããåéååèãã<replaceable>cost</replaceable> - <replaceable>salvage</replaceable> ããã åéååæåãããæäååèçåäãèçãèçåæéãåçãåããããèçåæããèçãæäååãèãããæéããåæãååãäèçããã
-</para>
+                             <entry><para>ããæéãèçãåéååãèçããããåéååèãã<replaceable>cost</replaceable> - <replaceable>salvage</replaceable> ããã åéååæåãããæäååèçåäãèçãèçåæéãåçãåããããèçåæããèçãæäååãèãããæéããåæãååãäèçããã</para>
                               <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
@@ -950,10 +1126,9 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>life</replaceable>ãããèçãèçåæ</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>$8000 ãããããæåãèåããããããã ããããããèçåæãã6 åããã6 ååãæåäéãã$900 ããã
-ççæãçããåéãæäååèãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                             <entry><para>$8000 ãããããæåãèåããããããã ããããããèçåæãã6 åããã6 ååãæåäéãã$900 ããã ççæãçããåéãæäååèãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -967,17 +1142,15 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>6</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãSlnã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Sln</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>1183.33</para>
                                     <para>æåãååèãã$1183.33 ããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>çèçææãããæäåå</para></entry>
+                             <entry><para>çèçææãããæäåå</para> </entry>
                              <entry><para><guibutton>Syd</guibutton></para></entry>
-                             <entry><para>çèçææãäçããååãæåæéåãèçãæäååèãèçããããããæäååæãããåæãããåããååãèãããããååãéãããããããããã
-åéååèãã<replaceable>cost</replaceable> - <replaceable>salvage</replaceable> ããã èçåæããèçãæäååãèãããæéããåæãååãäèçããã
-</para>
+                             <entry><para>çèçææãäçããååãæåæéåãèçãæäååèãèçããããããæäååæãããåæãããåããååãèãããããååãéãããããããããã åéååèãã<replaceable>cost</replaceable> - <replaceable>salvage</replaceable> ããã èçåæããèçãæäååãèãããæéããåæãååãäèçããã</para>
                               <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
@@ -996,10 +1169,9 @@
                                 <term>ãããã 3</term>
                                 <listitem><para><replaceable>period</replaceable>ãæäååèãèçããæé</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>$8000 ãããããæåãèåããããããã ããããããèçåæãã6 åããã6 ååãæåäéãã$900 ããã
-çèçææãäçããã4 åçãæäååèãèçãããããääãåãæåã 4 ããããããããããååãããã</para>
+                             <entry><para>$8000 ãããããæåãèåããããããã ããããããèçåæãã6 åããã6 ååãæåäéãã$900 ããã çèçææãäçããã4 åçãæäååèãèçãããããääãåãæåã 4 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -1017,17 +1189,16 @@
                                 <term>ãããã 3</term>
                                 <listitem><para>4</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãSydã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Syd</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>1014.29</para>
                                     <para>4 åçãæäååèãã $1014.29 ããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æææé</para></entry>
+                             <entry><para>æææé</para> </entry>
                              <entry><para><guibutton>Term</guibutton></para></entry>
-                             <entry><para>åæåç  <replaceable>int</replaceable> ããåæäå  <replaceable>fv</replaceable> ãéæããããããæéåéæéåãåèãæææéãèçããããååãææéãã<replaceable>pmt</replaceable> ããã
-</para>
-                              <para>ããæèããääãããããããããäçãããã </para>
+                             <entry><para>åæåç <replaceable>int</replaceable> ããåæäå <replaceable>fv</replaceable> ãéæããããããæéåéæéåãåèãæææéãèçããããååãææéãã<replaceable>pmt</replaceable> ããã</para>
+                              <para>ããæèããääãããããããããäçãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -1041,10 +1212,9 @@
                                 <term>ãããã 2</term>
                                 <listitem><para><replaceable>int</replaceable>ãåæåç</para></listitem>
                                 </varlistentry>
-                             </variablelist>
+                             </variablelist> 
                              </entry>
-                             <entry><para>æåãæåãæããéèååã1800 ããèéããããååãåçã 11% ããæåèããããããããååãæåãååãæãææããããã
-$120,000 èãããããæéãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
+                             <entry><para>æåãæåãæããéèååã1800 ããèéããããååãåçã 11% ããæåèããããããããååãæåãååãæãææããããã $120,000 èãããããæéãèçãããããääãåãæåã 3 ããããããããããååãããã</para>
                              <variablelist>
                                 <varlistentry>
                                 <term>ãããã 0</term>
@@ -1058,41 +1228,46 @@
                                 <term>ãããã 2</term>
                                 <listitem><para>0.11</para></listitem>
                                 </varlistentry>
-                             </variablelist>
-                             <para><guibutton>ãTermã</guibutton>ããããããããã</para></entry>
+                             </variablelist> 
+                             <para>Click <guibutton>Term</guibutton><guibutton> =</guibutton></para></entry>
                              <entry><para>20.32</para>
                                     <para>ååã $120,000 èããããã20.32 ååããã</para></entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
-    </sect2>
+    </sect2> 
     <!-- ================ Usage Subsection ================================ -->
     <sect2 id="gcalctool-scientific-mode"> 
-      <title>çåæèèçãåèãã</title>
-      <para>çåããããåæããããã<menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãScientific Modeã</guimenuitem></menuchoice>ãéãéæãããã
+      <title>çåæèèçãåèãã</title> 
+      <para>To change to Scientific mode, choose 
+	<menuchoice> 
+	  <guimenu>View</guimenu> 
+	  <guimenuitem>Scientific</guimenuitem> 
+	</menuchoice>. 
       </para>
-    <para>çåããããåæããããääãçåãããããããåæãããããããäãèçããããã</para>
+    <para>When you change to Scientific mode, the following buttons are displayed above the Basic and Advanced mode buttons:</para>
 
     <!-- ==== Figure ==== -->
       <figure id="gcalctool-FIG-scientific"> 
-	<title>&app; ãçåãããããã</title>
-	<screenshot>
-	  <mediaobject>
-	    <imageobject><imagedata 		fileref="figures/gcalctool_scientific_window.png" format="PNG"/> 
+	<title><application>éå</application> ãçåãããããã</title> 
+	<screenshot> 
+	  <mediaobject> 
+	    <imageobject><imagedata fileref="figures/gcalctool_scientific_window.png" format="PNG"/> 
 	    </imageobject>
-	    <textobject>
-	      <phrase>&app; çåãããããããèçãããã</phrase>
-	    </textobject>
-	  </mediaobject>
-	</screenshot>
+	    <textobject> 
+	      <phrase>Shows <application>gcalctool</application> Scientific mode buttons.  </phrase> 
+	    </textobject> 
+	  </mediaobject> 
+	</screenshot> 
       </figure>
     <!-- ==== End of Figure ==== -->
-    <sect3 id="gcalctool-set-acc">
-      <title>çåãèåãã</title>
-      <para>èçéåãããããããããããçåãèåããããã<guibutton>ãAccã</guibutton>ãããããããããããããããããããçåããããéæãããããããããããããããçåãçåããããåãããéãäããããããããããåæçää 9 æãããèçãããããããããããçåããåæçää 9 æããã</para>
-      <para>ããããããããåçã 0 ãèçããããããããåçã 0 ãèçããããã<guibutton>ãAccã</guibutton> ããããããããããããããããããã<guilabel>ãShow Trailing Zeroesã</guilabel>ãéæããããããã<menuchoice> <guimenu>ãèçã</guimenu><guimenuitem>ãShow Trailing Zeroesã</guimenuitem></menuchoice>ãéãéæãããã <guibutton>ãAccã</guibutton>ããããããããããããã<guimenu>ãèçã</guimenu>ãããããåããããããã<guilabel>ãShow Trailing Zeroesã</guilabel>ããããããéæããããããããèããããããåçã 0 ãéèçããããããåå<menuchoice> <guimenu>ãèçã</guimenu><guimenuitem>ãShow Trailing Zeroesã</guimenuitem></menuchoice>ãéãéæãããã</para>
-      <para>ääãèãäãã10 éæãäçãã<guimenuitem>ãShow Trailing Zeroesã</guimenuitem>ããããããéæããããååãã<literal>1 / 8 = <replaceable>x</replaceable></literal> ãèçããçåèåããããããèçéåã <replaceable>x</replaceable> ãåéããããäçãããããã </para>
+    <sect3 id="gcalctool-set-acc"> 
+      <title>çåãèåãã</title> 
+      <para>To set the accuracy of the display area and of the memory registers, click <guibutton>Acc</guibutton>, then select from the popup menu the accuracy level that you require. The current accuracy level is indicated by a preceding black circle in the popup menu. Up to 99 significant places can be displayed. The default accuracy is 9 significant places. </para>
+<para>To set the accuracy level above 9, select <guilabel>Other (9) ...</guilabel>, then choose the accuracy level you require in the <guilabel>Set Precision</guilabel> popup.</para>
+      <para>By default, trailing zeroes are not shown. To display trailing zeroes, click <guibutton>Acc</guibutton> then select <guilabel>Show Trailing Zeroes</guilabel> from the popup menu, or choose <menuchoice> <guimenu>View</guimenu> <guimenuitem>Show Trailing Zeroes</guimenuitem> </menuchoice>. A preceding check mark in the <guibutton>Acc</guibutton> popup menu or <guimenu>View</guimenu> menu indicates that the <guilabel>Show Trailing Zeroes</guilabel> option has been selected. To hide trailing zeroes, choose <menuchoice> <guimenu>View</guimenu> <guimenuitem>Show Trailing Zeroes</guimenuitem> </menuchoice> again.</para>
+      <para>ääãèãäãã10 éæãäçãã<guimenuitem>ãShow Trailing Zeroesã</guimenuitem>ããããããéæããããååãã<literal>1 / 8 = <replaceable>x</replaceable></literal> ãèçããçåèåããããããèçéåã <replaceable>x</replaceable> ãåéããããäçãããããã</para>
                 <informaltable frame="all">
                   <tgroup cols="2" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -1104,8 +1279,8 @@
                                   <entry colname="COLSPEC1">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
                              <entry><para>åæçää 1 æ</para></entry>
                              <entry><para>1.2</para></entry>
@@ -1123,10 +1298,10 @@
 		</informaltable>
     </sect3>
     <sect3 id="gcalctool-num-base"> 
-      <title>åæãèåãã</title>
+      <title>åæãèåãã</title> 
       <para>åæãéæããããã<xref linkend="gcalctool-TBL-num-base"/> ãèæããããããã 1 ããéæãããã</para>
                 <table id="gcalctool-TBL-num-base" frame="all">
-                  <title>åæãèå</title>
+                  <title>åæãèå</title> 
                   <tgroup cols="3" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1140,25 +1315,25 @@
                                   <entry colname="COLSPEC2">
                                          <para>èæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>åæ 2</para></entry>
+                             <entry><para>åæ 2</para> </entry>
                              <entry><para><guibutton>Bin</guibutton></para></entry>
                              <entry><para>åæã 2 ã 2 éæãèåãããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæ 8</para></entry>
+                             <entry><para>åæ 8</para> </entry>
                              <entry><para><guibutton>Oct</guibutton></para></entry>
                              <entry><para>åæã 8 ã 8 éæãèåãããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæ 10</para></entry>
+                             <entry><para>åæ 10</para> </entry>
                              <entry><para><guibutton>Dec</guibutton></para></entry>
-                             <entry><para>åæã 10 ã 10 éæãèåããããããããããåæãã10 ãããçåãããããåæããããããèåããããåæããããåæã &app; ããããèåçã 10 éæãèåããããã</para></entry>
+                             <entry><para>Sets the numeric base to decimal, that is, base 10. Decimal is the default numeric base. If you change from Scientific mode to another mode, <application>gcalctool</application> automatically sets the numeric base to decimal.</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>16 éæ</para></entry>
+                             <entry><para>16 éæ</para> </entry>
                              <entry><para><guibutton>Hex</guibutton></para></entry>
                              <entry><para>åæã 16 ã 16 éæãèåãããã</para></entry>
                            </row>
@@ -1166,11 +1341,11 @@
 		  </tgroup>
 		</table>
     </sect3>
-    <sect3 id="gcalctool-display-type">
-       <title>èçããããèåãã</title>
+    <sect3 id="gcalctool-display-type"> 
+      <title>èçããããèåãã</title> 
       <para>èçããããèåããããã<xref linkend="gcalctool-TBL-display-type"/> ãèæããããããã 1 ããéæãããã</para>
                 <table id="gcalctool-TBL-display-type" frame="all">
-                  <title>èçããããèå</title>
+                  <title>èçããããèå</title> 
                   <tgroup cols="3" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1184,32 +1359,32 @@
                                   <entry colname="COLSPEC2">
                                          <para>èæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>ããããããããçèçããã</para></entry>
+                             <entry><para>ããããããããçèçããã</para> </entry>
                              <entry><para><guibutton>Eng</guibutton></para></entry>
-                             <entry><para>èçããããããããããããååãèåããããçæããçåçèèãèçãããããææãåã 3 ãåæãããããã</para></entry>
+                             <entry><para>Sets the display type to engineering format. Results are displayed in scientific notation. The exponent is always a multiple of three.</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åååæçèçããã</para></entry>
+                             <entry><para>åååæçèçããã</para> </entry>
                              <entry><para><guibutton>Fix</guibutton></para></entry>
-                             <entry><para>èçããããåååæçååãèåããããçæããçåçèèããèçãããããããããããããåååæçèçããããããçåãããããåæããããããèåããããåæããããèçãããã &app; ããããèåçãåååæçååãèåããããã</para></entry>
+                             <entry><para>Sets the display type to fixed-point format. Results are not displayed in scientific notation. Fixed-point is the default display type.  If you change from scientific mode to either basic mode or financial mode, <application>gcalctool</application> automatically sets the display type to fixed-point format.</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>çåçèçããã</para></entry>
+                             <entry><para>çåçèçããã</para> </entry>
                              <entry><para><guibutton>Sci</guibutton></para></entry>
-                             <entry><para>èçããããçåçååãèåããããçæãçåçèèãèçãããæåãææãååããããããã</para></entry>
+                             <entry><para>Sets the display type to scientific format. Results are displayed in scientific notation, with a fixed number of numeric digits.</para></entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
     </sect3>
     <sect3 id="gcalctool-trig-type"> 
-      <title>äèéæãããããèåãã</title>
+      <title>äèéæãããããèåãã</title> 
       <para>äèéæãããããéæããããã<xref linkend="gcalctool-TBL-trig-type"/> ãèæããããããã 1 ããéæãããã</para>
                 <table id="gcalctool-TBL-trig-type" frame="all">
-                  <title>äèéæãããããèå</title>
+                  <title>äèéæãããããèå</title> 
                   <tgroup cols="3" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1223,32 +1398,32 @@
                                   <entry colname="COLSPEC2">
                                          <para>èæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>åæ</para></entry>
-                             <entry><para><guibutton>Degrees</guibutton></para></entry>
-                             <entry><para>äèéæãããããåæãèåããããããããããäèéæããããããåæããã</para></entry>
+                             <entry><para>åæ</para> </entry>
+                             <entry><para><guibutton>åæ</guibutton></para></entry>
+                             <entry><para>Sets the trigonometric type to degrees. Degrees is the default trigonometric type.</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæ</para></entry>
-                             <entry><para><guibutton>Gradients</guibutton></para></entry>
-                             <entry><para>äèéæãããããåæãèåãããã</para></entry>
+                             <entry><para>Gradians</para> </entry>
+                             <entry><para><guibutton>Gradians</guibutton></para></entry>
+                             <entry><para>Sets the trigonometric type to gradians.</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>ãããã</para></entry>
-                             <entry><para><guibutton>Radians</guibutton></para></entry>
-                             <entry><para>äèéæããããããããããèåãããã</para></entry>
+                             <entry><para>ãããã</para> </entry>
+                             <entry><para><guibutton>ãããã</guibutton></para></entry>
+                             <entry><para>Sets the trigonometric type to radians.</para></entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
     </sect3>
     <sect3 id="gcalctool-trig-options"> 
-      <title>äèéæããããããèåãã</title>
+      <title>äèéæããããããèåãã</title> 
       <para>äèéæããããããèåããããã<xref linkend="gcalctool-TBL-trig-options"/> ãèæãããããããããäãããã</para>
                 <table id="gcalctool-TBL-trig-options" frame="all">
-                  <title>äèéæããããããèå</title>
+                  <title>äèéæããããããèå</title> 
                   <tgroup cols="3" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1262,15 +1437,15 @@
                                   <entry colname="COLSPEC2">
                                          <para>èæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>åæçããããããããããã</para></entry>
+                             <entry><para>åæçããããããããããã</para> </entry>
                              <entry><para><guibutton>Hyp</guibutton></para></entry>
                              <entry><para>äèéææèãäçãåæçããããããäçãããã</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åèããããããããããã</para></entry>
+                             <entry><para>åèããããããããããã</para> </entry>
                              <entry><para><guibutton>Inv</guibutton></para></entry>
                              <entry><para>äèéææèãäçãåèããããããäçãããã</para></entry>
                            </row>
@@ -1281,10 +1456,10 @@
 
     </sect3>
     <sect3 id="gcalctool-trig-calc"> 
-		<title>äèéæãèçãã</title>
+      <title>äèéæãèçãã</title> 
       <para>äèéæãåãèçããããã<xref linkend="gcalctool-TBL-trig-calc"/> ãèæãããããããäãããã</para>
                 <table id="gcalctool-TBL-trig-calc" frame="all">
-                  <title>äèéæãèç</title>
+                  <title>äèéæãèç</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1304,87 +1479,87 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>äåæç<literal>cos</literal></para></entry>
+                             <entry><para>äåæç<literal>cos</literal></para> </entry>
                              <entry><para><guibutton>ãCosã</guibutton>ã<guilabel>ãHypã</guilabel>ã<guilabel>ãInvã</guilabel>ããããããéæãããããããã</para></entry>
                              <entry><para>èçéååãåãäåæçãèçãããã</para></entry>
                              <entry><para>60 <guibutton>Cos</guibutton></para></entry>
                              <entry><para>0.5</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>äåæçå<literal>acos</literal></para></entry>
+                             <entry><para>äåæçå<literal>acos</literal></para> </entry>
                              <entry><para><guibutton>ãCosã</guibutton>ã<guilabel>ãHypã</guilabel>ããããããéæããããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãäåæçåãèçãããã</para></entry>
                              <entry><para>0.5 <guilabel>Inv</guilabel> <guibutton>Cos</guibutton></para></entry>
                              <entry><para>60</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæçäåæç<literal>cosh</literal></para></entry>
+                             <entry><para>åæçäåæç<literal>cosh</literal></para> </entry>
                              <entry><para><guibutton>ãCosã</guibutton>ã<guilabel>ãHypã</guilabel>ããããããéæããããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãåæçäåæçãèçãããã</para></entry>
                              <entry><para>0.4 <guilabel>Hyp</guilabel> <guibutton>Cos</guibutton></para></entry>
                              <entry><para>1.081072372</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæçäåæçå<literal>acosh</literal></para></entry>
+                             <entry><para>åæçäåæçå<literal>acosh</literal></para> </entry>
                              <entry><para><guibutton>ãCosã</guibutton>ã<guilabel>ãHypã</guilabel>ãããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãåæçäåæçåãèçãããã</para></entry>
                              <entry><para>1.6 <guilabel>Hyp</guilabel> <guilabel>Inv</guilabel> <guibutton>Cos</guibutton></para></entry>
                              <entry><para>1.046967915</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æåæç<literal>sin</literal></para></entry>
+                             <entry><para>æåæç<literal>sin</literal></para> </entry>
                              <entry><para><guibutton>ãSinã</guibutton>ã<guilabel>ãHypã</guilabel>ã<guilabel>ãInvã</guilabel>ããããããéæãããããããã</para></entry>
                              <entry><para>èçéååãåãæåæçãèçãããã</para></entry>
                              <entry><para>90 <guibutton>Sin</guibutton></para></entry>
                              <entry><para>1</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æåæçå<literal>asin</literal></para></entry>
+                             <entry><para>æåæçå<literal>asin</literal></para> </entry>
                              <entry><para><guibutton>ãSinã</guibutton>ã<guilabel>ãHypã</guilabel>ããããããéæããããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãæåæçåãèçãããã</para></entry>
                              <entry><para>1 <guilabel>Inv</guilabel> <guibutton>Sin</guibutton></para></entry>
                              <entry><para>90</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæçæåæç<literal>sinh</literal></para></entry>
+                             <entry><para>åæçæåæç<literal>sinh</literal></para> </entry>
                              <entry><para><guibutton>ãSinã</guibutton>ã<guilabel>ãHypã</guilabel>ããããããéæããããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãåæçæåæçãèçãããã</para></entry>
                              <entry><para>0.4 <guilabel>Hyp</guilabel> <guibutton>Sin</guibutton></para></entry>
                              <entry><para>0.410752326</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæçæåæçå<literal>asinh</literal></para></entry>
+                             <entry><para>åæçæåæçå<literal>asinh</literal></para> </entry>
                              <entry><para><guibutton>ãSinã</guibutton>ã<guilabel>ãHypã</guilabel>ãããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãåæçæåæçåãèçãããã</para></entry>
                              <entry><para>1.6 <guilabel>Hyp</guilabel> <guilabel>Inv</guilabel> <guibutton>Sin</guibutton></para></entry>
                              <entry><para>1.248983328</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æææç<literal>tan</literal></para></entry>
+                             <entry><para>æææç<literal>tan</literal></para> </entry>
                              <entry><para><guibutton>ãTanã</guibutton>ã<guilabel>ãHypã</guilabel>ã<guilabel>ãInvã</guilabel>ããããããéæãããããããã</para></entry>
                              <entry><para>èçéååãåãæææçãèçãããã</para></entry>
                              <entry><para>45 <guibutton>Tan</guibutton></para></entry>
                              <entry><para>1</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æææçå<literal>atan</literal></para></entry>
+                             <entry><para>æææçå<literal>atan</literal></para> </entry>
                              <entry><para><guibutton>ãTanã</guibutton>ã<guilabel>ãHypã</guilabel>ããããããéæããããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãæææçåãèçãããã</para></entry>
                              <entry><para>1 <guilabel>Inv</guilabel> <guibutton>Tan</guibutton></para></entry>
                              <entry><para>45</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæçæææç<literal>tanh</literal></para></entry>
+                             <entry><para>åæçæææç<literal>tanh</literal></para> </entry>
                              <entry><para><guibutton>ãTanã</guibutton>ã<guilabel>ãHypã</guilabel>ããããããéæããããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãåæçæææçãèçãããã</para></entry>
                              <entry><para>0.6 <guilabel>Hyp</guilabel> <guibutton>Tan</guibutton></para></entry>
                              <entry><para>0.537049567</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>åæçæææçå<literal>atanh</literal></para></entry>
+                             <entry><para>åæçæææçå<literal>atanh</literal></para> </entry>
                              <entry><para><guibutton>ãTanã</guibutton>ã<guilabel>ãHypã</guilabel>ãããããã<guilabel>ãInvã</guilabel>ããããããéæããããããã</para></entry>
                              <entry><para>èçéååãåãåæçæææçåãèçãããã</para></entry>
                              <entry><para>0.6 <guilabel>Hyp</guilabel> <guilabel>Inv</guilabel> <guibutton>Tan</guibutton></para></entry>
@@ -1395,10 +1570,10 @@
 		</table>
     </sect3>
     <sect3 id="gcalctool-logs-calc"> 
-		<title>åæãèçãã</title>
-      <para>åæãèçããããã<xref linkend="gcalctool-TBL-logs-calc"/> ãèæãããããããäãããã </para>
+      <title>åæãèçãã</title> 
+      <para>åæãèçããããã<xref linkend="gcalctool-TBL-logs-calc"/> ãèæãããããããäãããã</para>
                 <table id="gcalctool-TBL-logs-calc" frame="all">
-                  <title>åæãèç</title>
+                  <title>åæãèç</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1418,34 +1593,41 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>åçåæãå 10</para></entry>
-                             <entry><para><guibutton>Log</guibutton></para></entry>
-                             <entry><para>èçéååãåãåçåæãèçãããã</para></entry>
-                             <entry><para>10 <guibutton>Log</guibutton></para></entry>
+                             <entry><para>åçåæãå 10</para> </entry>
+                             <entry><para>Log<subscript><replaceable>10</replaceable></subscript></para></entry>
+                             <entry><para>Calculates the common logarithm (base 10) of the current value in the display area.</para></entry>
+                             <entry><para>10 Log<subscript><replaceable>10</replaceable></subscript></para></entry>
                              <entry><para>1</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>èçåæ</para></entry>
+                             <entry><para>èçåæ</para> </entry>
                              <entry><para><guibutton>Ln</guibutton></para></entry>
                              <entry><para>èçéååãåãèçåæãèçãããã</para></entry>
                              <entry><para>10 <guibutton>Ln</guibutton></para></entry>
                              <entry><para>2.30</para></entry>
                            </row>
+                           <row valign="top">
+                             <entry><para>Common Logarithm Base 2</para> </entry>
+                             <entry><para>Log<subscript><replaceable>2</replaceable></subscript></para></entry>
+                             <entry><para>Calculates the common logarithm (base 2) of the current value in the display area.</para></entry>
+                             <entry><para>10 Log<subscript><replaceable>2</replaceable></subscript></para></entry>
+                             <entry><para>3.32</para></entry>
+                           </row>
 			 </tbody>
 		  </tgroup>
 		</table>
                 <note>
-                  <para>äèçæãèççæã &app; ããããããããããããããããããããã</para>
+                  <para>äèçæãèççæã <application>éå</application> ããããããããããããããããããããã</para>
                 </note>
     </sect3>
     <sect3 id="gcalctool-logic-calc"> 
-      <title>èçæçãåèãã</title>
-      <para>èçæçãåèããããã<xref linkend="gcalctool-TBL-logic-calc"/> ãèæãããããããäãããã</para>
+      <title>To Perform Bitwise Calculations</title> 
+      <para>To perform bitwise calculations, use the buttons described in <xref linkend="gcalctool-TBL-logic-calc"/>. </para>
                 <table id="gcalctool-TBL-logic-calc" frame="all">
-                  <title>èçæçãåè</title>
+                  <title>Performing Bitwise Calculations</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1465,117 +1647,168 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para>èçå</para></entry>
-                             <entry><para><guibutton>Or</guibutton></para></entry>
-                             <entry><para>èçéååãåãæãååããæåãäæçåãããããææãããæããããããèçåãããããã</para></entry>
-                             <entry><para>10001000 <guibutton>Or</guibutton> 00010001</para></entry>
+                             <entry><para>Bitwise OR</para> </entry>
+                             <entry><para><guibutton>OR</guibutton></para></entry>
+                             <entry><para>Performs a bitwise OR operation on the current value in the display area and the next number that you enter, treating both numbers as unsigned long integers.</para></entry>
+                             <entry><para>10001000 <guibutton>OR</guibutton> 00010001</para></entry>
                              <entry><para>10011001</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>èçç</para></entry>
-                             <entry><para><guibutton>And</guibutton></para></entry>
-                             <entry><para>èçéååãåãæãååããæåãäæçåãããããææãããæããããããèççãããããã</para></entry>
-                             <entry><para>10101010 <guibutton>And</guibutton> 00110011</para></entry>
-                             <entry><para>00110011</para></entry>
+                             <entry><para>Bitwise AND</para> </entry>
+                             <entry><para><guibutton>AND</guibutton></para></entry>
+                             <entry><para>Performs a bitwise AND operation on the current value in the display area and the next number that you enter, treating both numbers as unsigned long integers.</para></entry>
+                             <entry><para>10101010 <guibutton>AND</guibutton> 00110011</para></entry>
+                             <entry><para>100010</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>èçåå</para></entry>
-                             <entry><para><guibutton>Not</guibutton></para></entry>
-                             <entry><para>èçéååãåãçåãããããææãããæããããååãããããã</para></entry>
-                             <entry><para>1357ace <guibutton>Not</guibutton> </para></entry>
+                             <entry><para>Bitwise NOT</para> </entry>
+                             <entry><para><guibutton>NOT</guibutton></para></entry>
+                             <entry><para>Performs a bitwise NOT operation on the current value in the display area, treating the number as an unsigned long integer.</para></entry>
+                             <entry><para>For arithmetic precedence mode:</para>
+                             <para><guibutton>NOT</guibutton> 1357ACE</para>
+                             <para>For non-arithmetic precedence mode:</para>
+                             <para>1357ACE <guibutton>NOT</guibutton></para></entry>
                              <entry><para>FECA8531</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æäèçå</para></entry>
-                             <entry><para><guibutton>Xor</guibutton></para></entry>
-                             <entry><para>èçéååãåãæãååããæåãäæçåãããããææãããæããããããæäèçåãããããã</para></entry>
-                             <entry><para>1100 <guibutton>Xor</guibutton> 1010</para></entry>
+                             <entry><para>Bitwise XOR</para> </entry>
+                             <entry><para><guibutton>XOR</guibutton></para></entry>
+                             <entry><para>Performs a bitwise XOR operation on the current value in the display area and the next number that you enter, treating both numbers as unsigned long integers.</para></entry>
+                             <entry><para>1100 <guibutton>XOR</guibutton> 1010</para></entry>
                              <entry><para>110</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>æäçèçåãåå</para></entry>
-                             <entry><para><guibutton>Xnor</guibutton></para></entry>
-                             <entry><para>èçéååãåãæãååããæåãäæçåãããããææãããæããããããæäèçåãååãããããã</para></entry>
-                             <entry><para>1100 <guibutton>Xnor</guibutton> 1010</para></entry>
+                             <entry><para>Bitwise XNOR</para> </entry>
+                             <entry><para><guibutton>XNOR</guibutton></para></entry>
+                             <entry><para>Performs a bitwise XNOR operation on the current value in the display area and the next number that you enter, treating both numbers as unsigned long integers.</para></entry>
+                             <entry><para>1100 <guibutton>XNOR</guibutton> 1010</para></entry>
                              <entry><para>11111111111111111111111111111001</para></entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
     </sect3>
-    <sect3 id="gcalctool-enter-exp">
-		<title>ææãååãã</title>
+    <sect3 id="gcalctool-calc-bit-manipulation-ext">
+      <title>To Perform Bit Manipulations on Integers</title>
+      <para>To change the values of individuals bits in integer values, choose <menuchoice><guimenu>View</guimenu><guimenuitem>Show Bit Editor</guimenuitem></menuchoice>. This option is only available in Scientific mode.</para>
+      <para>If the calculator display shows an integer value, then each of the bits in that integer value is displayed as a collection of 0's and 1's. By clicking on any of these individual bits, their value can be toggled, causing the displayed integer value to be adjusted accordingly.</para>
+    </sect3>
+    <sect3 id="gcalctool-enter-exp"> 
+      <title>ææãååãã</title> 
       <para>ææãååããããã<guibutton>ãExpã</guibutton>ããããäçãããã</para>
-      <para><guibutton>ãExpã</guibutton>ããããäçããããæåãçåçèè (<replaceable>äæ</replaceable> * 10<superscript><replaceable>ææ</replaceable></superscript>) ãååããããã çåãèçéåã 0 äåãåããäæãããèçéååãåã 0 ãååãäæã 1.0 ããã æãååããæåããææãããããã</para>
-      <para><guibutton>ãExpã</guibutton>ãããããããããæãååããæåå 10 ãçäããããããèãããããéåã <literal>.+</literal>ããèçãããããæåãçåãåæãããããääãäããããæäãæåã<guibutton>ã+/-ã</guibutton>ããããäçãããã</para>
-
-      <informaltable frame="all">
-        <tgroup cols="2" colsep="1" rowsep="1">
-          <colspec colname="COLSPEC0" colwidth="50*"/>
-          <colspec colname="COLSPEC1" colwidth="50*"/>
-          <thead>
-            <row valign="top">
-              <entry colname="COLSPEC0">
-                <para>ããããããåå</para></entry>
-              <entry colname="COLSPEC1">
-                <para>éåãèç</para></entry>
-            </row>
-          </thead>
-          <tbody>
-            <row valign="top">
-              <entry><para><guibutton>5</guibutton> <guibutton>Exp</guibutton> <guibutton>2</guibutton> <guibutton>=</guibutton> <guibutton>+/-</guibutton></para></entry>
-              <entry><para>-500</para></entry>
-            </row>
-          </tbody>
-        </tgroup>
-      </informaltable>
+      <para>The <guibutton>Exp</guibutton> button enables you to enter numbers in scientific notation, that is, <replaceable>mantissa</replaceable> * <replaceable>base</replaceable><superscript><replaceable>exponent</replaceable></superscript>:
+</para>
+<variablelist>
+  <varlistentry>
+    <term><replaceable>mantissa</replaceable></term>
+    <listitem><para>Current non-zero value in the display area. If the current value in the display area is zero, the mantissa is 1.0. </para></listitem>
+  </varlistentry>
+  <varlistentry>
+    <term><replaceable>base</replaceable></term>
+    <listitem><para>2, 8, 10, or 16 for binary, octal, decimal, and hexadecimal numeric base respectively.  </para></listitem>
+  </varlistentry>
+  <varlistentry>
+    <term><replaceable>exponent</replaceable></term>
+    <listitem><para>Next number that you enter.
+</para></listitem>
+  </varlistentry>
+</variablelist>
+
+<para>When you click <guibutton>Exp</guibutton>, the calculator displays <literal>. +</literal> to represent 
+<replaceable>base</replaceable> to the power of the next number that you enter. </para>
+<para>To change the sign of the number, use the <guibutton>+/-</guibutton> button before the <guibutton>Exp</guibutton> button.
+How you change the sign of the exponent (the power to which the number is raised) depends on whether you are in
+arithmetic precedence mode or not. In arithmetic precedence mode, use <guibutton>-</guibutton> after the
+<guibutton>Exp</guibutton> button, otherwise use the <guibutton>+/-</guibutton> button
+after entering the exponent.</para>
+
+<para>To enter a decimal number in exponential format, in arithmetic precedence mode, use the guidelines in the following table: </para>
+          <informaltable frame="all">
+            <tgroup cols="3" colsep="1" rowsep="1">
+                   <colspec colname="COLSPEC0" colwidth="50*"/>
+                   <colspec colname="COLSPEC1" colwidth="50*"/>
+                   <thead>
+                          <row valign="top">
+                            <entry colname="COLSPEC0">
+                                   <para>çå</para></entry>
+                            <entry colname="COLSPEC1">
+                                   <para>åå</para></entry>
+                            <entry colname="COLSPEC2">
+                                   <para>èçãããæå</para></entry>
+                          </row>
+                   </thead> 
+                   <tbody> 
+                     <row valign="top">
+                       <entry><para>1200000000</para></entry>
+                       <entry><para>12 <guibutton>Exp</guibutton> <guibutton>+</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton></para></entry>
+                       <entry><para>1200000000</para></entry>
+                     </row>
+                     <row valign="top">
+                       <entry><para>-1200000000</para></entry>
+                       <entry><para><guibutton>-</guibutton> 12 <guibutton>Exp</guibutton> <guibutton>+</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton> </para></entry>
+                       <entry><para>-1200000000</para></entry>
+                     </row>
+                     <row valign="top">
+                       <entry><para>0.00000012</para></entry>
+                       <entry><para>12 <guibutton>Exp</guibutton> <guibutton>-</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton> </para></entry>
+                       <entry><para>1.2e-7</para></entry>
+                     </row>
+                     <row valign="top">
+                       <entry><para>-0.00000012</para></entry>
+                       <entry><para><guibutton>-</guibutton> 12 <guibutton>Exp</guibutton> <guibutton>-</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton> </para></entry>
+                       <entry><para>-1.2e-7</para></entry>
+                     </row>
+                   </tbody>
+            </tgroup>
+          </informaltable>
+
+<para>To enter a decimal number in exponential format, in non-arithmetic precedence mode, use the guidelines in the following table: </para>
+          <informaltable frame="all">
+            <tgroup cols="3" colsep="1" rowsep="1">
+                   <colspec colname="COLSPEC0" colwidth="50*"/>
+                   <colspec colname="COLSPEC1" colwidth="50*"/>
+                   <thead>
+                          <row valign="top">
+                            <entry colname="COLSPEC0">
+                                   <para>çå</para></entry>
+                            <entry colname="COLSPEC1">
+                                   <para>åå</para></entry>
+                            <entry colname="COLSPEC2">
+                                   <para>èçãããæå</para></entry>
+                          </row>
+                   </thead> 
+                   <tbody> 
+                     <row valign="top">
+                       <entry><para>1200000000</para></entry>
+                       <entry><para>12 <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton></para></entry>
+                       <entry><para>1200000000</para></entry>
+                     </row>
+                     <row valign="top">
+                       <entry><para>-1200000000</para></entry>
+                       <entry><para>12 <guibutton>+/-</guibutton> <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton> </para></entry>
+                       <entry><para>-1200000000</para></entry>
+                     </row>
+                     <row valign="top">
+                       <entry><para>0.00000012</para></entry>
+                       <entry><para>12 <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>+/-</guibutton> </para></entry>
+                       <entry><para>1.2e-7</para></entry>
+                     </row>
+                     <row valign="top">
+                       <entry><para>-0.00000012</para></entry>
+                       <entry><para>12 <guibutton>+/-</guibutton> <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>+/-</guibutton> </para></entry>
+                       <entry><para>-1.2e-7</para></entry>
+                     </row>
+                   </tbody>
+            </tgroup>
+          </informaltable>
 
-      <para>ææååãæåãååãããããääãèããããããããäçãããã </para>
-                <informaltable frame="all">
-                  <tgroup cols="3" colsep="1" rowsep="1">
-                         <colspec colname="COLSPEC0" colwidth="50*"/>
-                         <colspec colname="COLSPEC1" colwidth="50*"/>
-                         <thead>
-                                <row valign="top">
-                                  <entry colname="COLSPEC0">
-                                         <para>çå</para></entry>
-                                  <entry colname="COLSPEC1">
-                                         <para>åå</para></entry>
-                                  <entry colname="COLSPEC2">
-                                         <para>èçãããæå</para></entry>
-                                </row>
-                         </thead>
-                         <tbody>
-                           <row valign="top">
-                             <entry><para>1200000000</para></entry>
-                             <entry><para>12 <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton></para></entry>
-                             <entry><para>1200000000</para></entry>
-                           </row>
-                           <row valign="top">
-                             <entry><para>-1200000000</para></entry>
-                             <entry><para>12 <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>=</guibutton> <guibutton>+/-</guibutton> </para></entry>
-                             <entry><para>-1200000000</para></entry>
-                           </row>
-                           <row valign="top">
-                             <entry><para>0.0000000012</para></entry>
-                             <entry><para>12 <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>+/-</guibutton> </para></entry>
-                             <entry><para>1.2e-7</para></entry>
-                           </row>
-                           <row valign="top">
-                             <entry><para>-0.0000000012</para></entry>
-                             <entry><para>12 <guibutton>Exp</guibutton> <guibutton>8</guibutton> <guibutton>+/-</guibutton> <guibutton>+/-</guibutton> </para></entry>
-                             <entry><para>-1.2e-7</para></entry>
-                           </row>
-			 </tbody>
-		  </tgroup>
-		</informaltable>
     </sect3>
     <sect3 id="gcalctool-edit-const"> 
-      <title>åæåãäçãã</title>
-      <para>åçãããåæåãããããèçããããã<guibutton>ãConã</guibutton>ãããããããããçåãéæã 10 éæããããååããåæåãããã 10 éæãæåããããã</para>
+      <title>åæåãäçãã</title> 
+      <para>Click <guibutton>Con</guibutton> to display the list of defined constant values. All constant values are specified in decimal numeric base, even if the current numeric base is not decimal.</para>
       <para>ããããããåæãéæããèçéåãåãååãããã ããããããããããããã <keycap>#</keycap> ãäçããååããääãäããããããããããåæãæåãããã</para>
       <informaltable frame="all">
         <tgroup cols="2" colsep="1" rowsep="1">
@@ -1597,7 +1830,7 @@
           </tbody>
         </tgroup>
       </informaltable>
-      <para>&app; ãããããããããããääãèãçããããã 10 åããããããåæåãããããã</para>
+      <para><application>éå</application> ãããããããããããääãèãçããããã 10 åããããããåæåãããããã</para>
                 <informaltable frame="all">
                   <tgroup cols="3" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -1612,19 +1845,19 @@
                                   <entry colname="COLSPEC2">
                                          <para>èæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
                              <entry><para>C0</para></entry>
                              <entry><para>0.621</para></entry>
-                             <entry><para>ãããããææããããããææ</para>
-                                    <para>èçéååãåãããåæãããããããããããææããããææãåæãããããããããã8 * <guibutton>Con</guibutton> <guilabel>C0</guilabel> <keycap>=</keycap> 5 ããããããããã</para>
-                                    <para>èçéååãåãããåæãåããããããææããããããææãåæãããããããããã5 / <guibutton>Con</guibutton> <guilabel>C0</guilabel> <keycap>=</keycap> 8 ããããããããã</para></entry>
+                             <entry><para>Kilometer-to-mile conversion factor</para>
+                                    <para>èçéååãåãããåæãããããããããããææããããææãåæãããããããããã8 * <guibutton>Con</guibutton><guilabel>C0</guilabel><keycap>=</keycap> 5 ããããããããã</para>
+                                    <para>èçéååãåãããåæãåããããããææããããããææãåæãããããããããã5 / <guibutton>Con</guibutton><guilabel>C0</guilabel><keycap>=</keycap> 8 ããããããããã</para></entry>
                            </row>
                            <row valign="top">
                              <entry><para>C1</para></entry>
                              <entry><para>1.414213562</para></entry>
-                             <entry><para>2 ãåææ</para></entry>
+                             <entry><para>Square root of 2</para></entry>
                            </row>
                            <row valign="top">
                              <entry><para>C2</para></entry>
@@ -1639,14 +1872,14 @@
                            <row valign="top">
                              <entry><para>C4</para></entry>
                              <entry><para>0.3937007</para></entry>
-                             <entry><para>ãããããããããããã</para>
-                                    <para>èçéååãåãããåæãããããããããããããããããåæãããããããããã30 * <guibutton>Con</guibutton> <guilabel>C4</guilabel> <keycap>=</keycap> 12 ããããããããã</para>
-                                    <para>èçéååãåãããåæãåããããããããããããããåæãããããããããã12 / <guibutton>Con</guibutton> <guilabel>C4</guilabel> <keycap>=</keycap> 30 ããããããããã</para></entry>
+                             <entry><para>Centimeter-to-inch conversion factor</para>
+                                    <para>èçéååãåãããåæãããããããããããããããããåæãããããããããã30 * <guibutton>Con</guibutton><guilabel>C4</guilabel><keycap>=</keycap> 12 ããããããããã</para>
+                                    <para>èçéååãåãããåæãåããããããããããããããåæãããããããããã12 / <guibutton>Con</guibutton><guilabel>C4</guilabel><keycap>=</keycap> 30 ããããããããã</para></entry>
                            </row>
                            <row valign="top">
                              <entry><para>C5</para></entry>
                              <entry><para>57.295779513</para></entry>
-                             <entry><para>ããããããåæ</para></entry>
+                             <entry><para>Degrees in a radian</para></entry>
                            </row>
                            <row valign="top">
                              <entry><para>ãã</para></entry>
@@ -1656,52 +1889,51 @@
                            <row valign="top">
                              <entry><para>C7</para></entry>
                              <entry><para>0.0353</para></entry>
-                             <entry><para>ããããããããã</para>
-                                    <para>èçéååãåãããåæããããããããããããããåæãããããããããã500 * <guibutton>Con</guibutton> <guilabel>C7</guilabel> <keycap>=</keycap> 18 ããããããããã</para>
-                                    <para>èçéååãåãããåæãåãããããããããããåæãããããããããã18 / <guibutton>Con</guibutton> <guilabel>C7</guilabel> <keycap>=</keycap> 500 ããããããããã</para></entry>
+                             <entry><para>Gram-to-ounce conversion factor</para>
+                                    <para>èçéååãåãããåæããããããããããããããåæãããããããããã500 * <guibutton>Con</guibutton><guilabel>C7</guilabel><keycap>=</keycap> 18 ããããããããã</para>
+                                    <para>èçéååãåãããåæãåãããããããããããåæãããããããããã18 / <guibutton>Con</guibutton><guilabel>C7</guilabel><keycap>=</keycap> 500 ããããããããã</para></entry>
                            </row>
                            <row valign="top">
                              <entry><para>C8</para></entry>
                              <entry><para>0.948</para></entry>
-                             <entry><para>ãããããããèåçåä</para>
-                                    <para>èçéååãåãããåæãããããããããããããèåçåäãåæãããããããããã10 * <guibutton>Con</guibutton> <guilabel>C8</guilabel> <keycap>=</keycap> 9.48ã</para>
-                                    <para>èçéååãåãããåæãåãããèåçåäããããããããåæãããããããããã9.48 / <guibutton>Con</guibutton> <guilabel>C8</guilabel> <keycap>=</keycap> 10 ããããããããã</para></entry>
+                             <entry><para>Kilojoule-to-British-thermal-unit conversion factor</para>
+                                    <para>èçéååãåãããåæãããããããããããããèåçåäãåæãããããããããã10 * <guibutton>Con</guibutton><guilabel>C8</guilabel><keycap>=</keycap> 9.48ã</para>
+                                    <para>èçéååãåãããåæãåãããèåçåäããããããããåæãããããããããã9.48 / <guibutton>Con</guibutton><guilabel>C8</guilabel><keycap>=</keycap> 10 ããããããããã</para></entry>
                            </row>
                            <row valign="top">
                              <entry><para>C9</para></entry>
                              <entry><para>0.061</para></entry>
-                             <entry><para>çæãããããããããçæããã</para>
-                                    <para>èçéååãåãããåæããããããçæãããããããçæããããåæãããããããããã100 * <guibutton>Con</guibutton> <guilabel>C9</guilabel> <keycap>=</keycap> 6.10 ããããããããã</para>
-                                    <para>èçéååãåãããåæãåãããçæããããçæãããããããåæãããããããããã6.10 / <guibutton>Con</guibutton> <guilabel>C9</guilabel> <keycap>=</keycap> 100 ããããããããã</para></entry>
+                             <entry><para>Cubic-centimeter-to-cubic-inch conversion factor</para>
+                                    <para>èçéååãåãããåæããããããçæãããããããçæããããåæãããããããããã100 * <guibutton>Con</guibutton><guilabel>C9</guilabel><keycap>=</keycap> 6.10 ããããããããã</para>
+                                    <para>èçéååãåãããåæãåãããçæããããçæãããããããåæãããããããããã6.10 / <guibutton>Con</guibutton><guilabel>C9</guilabel><keycap>=</keycap> 100 ããããããããã</para></entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</informaltable>
-      <para>&app; ãæããããããããæããåæãèåããããããããããã ããããããããããåæãäæãããããããçèãåæãäåãããããåèããã</para>
+      <para>You can overwrite the default constants to store your own constants.</para>
       <para>æããåæãäåãããæåãåæãçéãèããããääãæéãåèãããã</para>
       <orderedlist>
         <listitem>
-           <para><guibutton>ãConã</guibutton>ããããããããããããããããããã<guilabel>ãEdit Constantsã</guilabel>ãéæãããã</para>
+           <para>Click <guibutton>Con</guibutton>, then select <guilabel>Edit Constants</guilabel> from the popup menu. </para>
         </listitem>
         <listitem>
-      <para><guilabel>ãEdit Constantsã</guilabel>ãããããããäæããããçéããåæãéæãããã</para>
+      <para>In the <guilabel>Edit Constants</guilabel> dialog, select the constant that you want to overwrite or edit.</para>
         </listitem>
         <listitem>
-      <para>ãValueãéçãããããããæããåãååãããã</para>
+      <para>Click on the Value field, then enter the new value.</para>
         </listitem>
         <listitem>
-      <para>ãDescriptionãéçãããããããæããèæãååããã</para>
+      <para>Click on the Description field, then enter the new description.</para>
         </listitem>
         <listitem>
-      <para><guibutton>ãOKã</guibutton>ãããããããåæãäåãã<guilabel>ãEdit Constantsã</guilabel>ããããããéãããã</para>
+      <para>Click <guibutton>OK</guibutton> to save your changes and close the <guilabel>Edit Constants</guilabel> dialog.</para>
         </listitem>
       </orderedlist>
     </sect3>
-    <sect3 id="gcalctool-edit-func">
-      <title>éæãäçãã</title>
-      <para>äçåèãéæãèçããããã<guibutton>ãFunã</guibutton>ãããããããããããããããããããããåçãããããéæãããããèçããããããããããéæãéæããåèããããéæãåçããããããååããå 0 ãèããããã</para>
-<para>ããããããããããããã <keycap>F</keycap> ãäçããååããääãäããããããããããéæãæåãããã
-</para>
+    <sect3 id="gcalctool-edit-func"> 
+      <title>éæãäçãã</title> 
+      <para>To show the available functions, click <guibutton>Fun</guibutton>. A popup menu displays the list of defined functions. Select a function from the menu to run that function. If the function is not defined, the value zero is returned. </para>
+<para>ããããããããããããã <keycap>F</keycap> ãäçããååããääãäããããããããããéæãæåãããã</para>
       <informaltable frame="all">
         <tgroup cols="2" colsep="1" rowsep="1">
           <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -1723,31 +1955,31 @@
         </tgroup>
       </informaltable>
 
-      <para>&app; ãããããããããããããããããéæãããããããéæã 10 åããäåããããã</para>
+      <para><application>éå</application> ãããããããããããããããããéæãããããããéæã 10 åããäåããããã</para>
       <para>æããéæãäåãããæåãéæãçéãèããããääãæéãåèãããã</para>
       <orderedlist>
         <listitem>
-           <para><guibutton>ãFunã</guibutton>ããããããããããããããããããã<guilabel>ãEdit Functionsã</guilabel>ãéæãããã</para>
+           <para>Click <guibutton>Fun</guibutton>, then select <guilabel>Edit Functions</guilabel> from the popup menu.</para>
         </listitem>
         <listitem>
-      <para><guilabel>ãEdit Constantsã</guilabel>ãããããããçããããããããäæãããéæãéæãããã</para>
+      <para>In the <guilabel>Edit Functions</guilabel> dialog, select a blank entry, or the function that you want to overwrite.</para>
         </listitem>
         <listitem>
-      <para>ãValueãéçãããããããæããåãååãããã&app; ããããèåããããããããããããããããäçãããããããããæå (90) ãèçãããã <literal>90K</literal> ãååãããã</para>
+      <para>Click on the Value field, then enter the new value. Use the keyboard shortcuts to invoke a <application>gcalctool</application> button. For example, enter <literal>90K</literal> to calculate sine(90).</para>
         </listitem>
         <listitem>
-      <para>ãDescriptionãéçãããããããæããèæãååãããããããã<literal>Sine 90</literal> ãããããã</para>
+      <para>Click on the Description field, then enter the new description. For example, <literal>Sine 90</literal>.</para>
         </listitem>
         <listitem>
-      <para><guibutton>ãOKã</guibutton>ãããããããåæãäåãã<guilabel>ãEdit Functionsã</guilabel>ããããããéãããã</para>
+      <para>Click <guibutton>OK</guibutton> to save your changes and close the <guilabel>Edit Functions</guilabel> dialog.</para>
         </listitem>
       </orderedlist>
     </sect3>
     <sect3 id="gcalctool-num-manip"> 
-      <title>2 éæãæåãåçãã</title>
+      <title>2 éæãæåãåçãã</title> 
       <para>2 éæãæåãæãããã<xref linkend="gcalctool-TBL-num-manip"/> ãèæãããããããäãããã</para>
                 <table id="gcalctool-TBL-num-manip" frame="all">
-                  <title>2 éæãæåãåç</title>
+                  <title>2 éæãæåãåç</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1767,31 +1999,31 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
-                             <entry><para><replaceable>n</replaceable> åãããã</para></entry>
+                             <entry><para><replaceable>n</replaceable> åãããã</para> </entry>
                              <entry><para><guibutton>&lt;</guibutton></para></entry>
-                             <entry><para>èçéåã 32 ãããçåãã 2 éæåããæåãããææåãããããããã<guibutton>ã&lt;ã</guibutton>ããããããããããããããããããããããææãéæããããæåãã15 æããåããããããããã</para></entry>
-                             <entry><para>111 <guibutton>&lt;</guibutton> <guilabel>1 æ</guilabel></para></entry>
+                             <entry><para>Shifts the current unsigned 32-bit binary value in the display area, the specified number of places to the left. Click <guibutton>&lt;</guibutton>, then select the number of shift places from the popup menu. The number can be shifted up to 15 places left. </para></entry>
+                             <entry><para>111 <guibutton>&lt;</guibutton><guilabel>1 æ</guilabel></para></entry>
                              <entry><para>1110</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para><replaceable>n</replaceable>åãããã</para></entry>
+                             <entry><para><replaceable>n</replaceable>åãããã</para> </entry>
                              <entry><para><guibutton>&gt;</guibutton></para></entry>
-                             <entry><para>èçéåã 32 ãããçåãã 2 éæåããæåãããææåãããããããã<guibutton>ã&gt;ã</guibutton>ããããããããããããããããããããããææãéæããããæåãã15 æããåããããããããã</para></entry>
-                             <entry><para>1011 <guibutton>&gt;</guibutton> <guilabel>1 æ</guilabel></para></entry>
+                             <entry><para>Shifts the current unsigned 32-bit binary value in the display area, the specified number of places to the right. Click <guibutton>&gt;</guibutton>, then select the number of shift places from the popup menu. The number can be shifted up to 15 places right.</para></entry>
+                             <entry><para>1011 <guibutton>&gt;</guibutton><guilabel>1 æ</guilabel></para></entry>
                              <entry><para>101 </para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>16 ãããçåããææãåå</para></entry>
+                             <entry><para>16 ãããçåããææãåå</para> </entry>
                              <entry><para><guibutton>&amp;16</guibutton></para></entry>
                              <entry><para>èçéååãåãåãæãã16 ããããçåããææãèãããã</para></entry>
                              <entry><para>FFFFF <guibutton>&amp;16</guibutton></para></entry>
                              <entry><para>FFFF</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>32 ãããçåããææãåå</para></entry>
+                             <entry><para>32 ãããçåããææãåå</para> </entry>
                              <entry><para><guibutton>&amp;32</guibutton></para></entry>
                              <entry><para>èçéååãåãåãæãã32 ããããçåããææãèãããã</para></entry>
                              <entry><para>FFFFFFFFFF <guibutton>&amp;32</guibutton></para></entry>
@@ -1800,7 +2032,7 @@
 			 </tbody>
 		  </tgroup>
 		</table>
-      <para>ããããããããããããããäçããååããääãäãããããããããã ãããããææãæåãããã </para>
+      <para>ããããããããããããããäçããååããääãäãããããããããã ãããããææãæåãããã</para>
       <informaltable frame="all">
         <tgroup cols="2" colsep="1" rowsep="1">
           <colspec colname="COLSPEC0" colwidth="50*"/>
@@ -1822,16 +2054,16 @@
               <entry><para><keycap>&gt;</keycap> <keycap>4</keycap></para></entry>
               <entry><para>èçéååã 2 éæåãåã 4 æããããããã</para></entry>
             </row>
-          </tbody>
+          </tbody> 
         </tgroup>
       </informaltable>
 
     </sect3>
     <sect3 id="gcalctool-misc-calc"> 
-      <title>ããäãçåæèèçãåèãã</title>
-      <para>ããäçåæèèçãåèããããã<xref linkend="gcalctool-TBL-misc-calc"/> ãèæãããããããäãããã </para>
+      <title>ããäãçåæèèçãåèãã</title> 
+      <para>To perform miscellaneous scientific calculations, use the buttons described in <xref linkend="gcalctool-TBL-misc-calc"/>. </para>
                 <table id="gcalctool-TBL-misc-calc" frame="all">
-                  <title>ããäãçåæèèçãåè</title>
+                  <title>ããäãçåæèèçãåè</title> 
                   <tgroup cols="5" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1851,59 +2083,53 @@
                                   <entry colname="COLSPEC4">
                                          <para>çæ</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
-                           <row valign="top">
-                             <entry><para>æå</para></entry>
-                             <entry><para><guibutton>(</guibutton> ããã <guibutton>)</guibutton></para></entry>
-                             <entry><para>çèèçãååéäãæåãããã æååãèçãåãèãããããæåãããååãçèèçãæåäãååéäãããåããåãèçãããããæåãäåããåãåãããããããããããæåãæåãäèããããèçéåãææããããã</para></entry>
-                             <entry>
-                               <para>2 <guibutton>+</guibutton> <guibutton>3</guibutton> <guibutton>*</guibutton> <guibutton>4</guibutton> <guibutton>=</guibutton></para>
-                               <para>2 <guibutton>+</guibutton> <guibutton>(</guibutton> <guibutton>3</guibutton> <guibutton>*</guibutton> <guibutton>4</guibutton> <guibutton>)</guibutton></para>
-                             </entry>
-                             <entry>
-                               <para>20</para>
-                               <para>14</para>
-                             </entry>
-                           </row>
-                           <row valign="top">
-                             <entry><para>e <replaceable>x</replaceable> ãçä</para></entry>
-                             <entry><para>e<superscript>x</superscript></para></entry>
+                         </thead> 
+                         <tbody> 
+                                                      <row valign="top">
+                             <entry><para>e to the <replaceable>x</replaceable> power</para> </entry>
+                             <entry><para>e<superscript><replaceable>x</replaceable></superscript></para></entry>
                              <entry><para>èçéååãååã<literal>e</literal> ãçäãããã</para></entry>
-                             <entry><para>2 e<superscript>x</superscript></para></entry>
+                             <entry><para>2 e<superscript><replaceable>x</replaceable></superscript></para></entry>
                              <entry><para>7.39</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>10 <replaceable>x</replaceable> ãçä</para></entry>
-                             <entry><para>10<superscript>x</superscript></para></entry>
+                             <entry><para>10 to the <replaceable>x</replaceable> power</para> </entry>
+                             <entry><para>10<superscript><replaceable>x</replaceable></superscript></para></entry>
                              <entry><para>èçéååãååã10 ãçäãããã</para></entry>
-                             <entry><para>2 10<superscript>x</superscript></para></entry>
+                             <entry><para>2 10<superscript><replaceable>x</replaceable></superscript></para></entry>
                              <entry><para>100</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>y <replaceable>x</replaceable> ãçä</para></entry>
-                             <entry><para>y<superscript>x</superscript></para></entry>
+                             <entry><para>x to the <replaceable>y</replaceable> power</para> </entry>
+                             <entry><para><replaceable>x</replaceable><superscript><replaceable>y</replaceable></superscript></para></entry>
                              <entry><para>æãååããååãèçéååãåãçäãããã</para></entry>
-                             <entry><para>2 y<superscript>x</superscript> <guibutton>4</guibutton> <guibutton>=</guibutton></para></entry>
+                             <entry><para>2 <replaceable>x</replaceable><superscript><replaceable>y</replaceable></superscript> <guibutton>4</guibutton> <guibutton>=</guibutton></para></entry>
                              <entry><para>16</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para><replaceable>x</replaceable> ãéä</para></entry>
-                             <entry><para><guibutton>x!</guibutton></para></entry>
+                             <entry><para><replaceable>x</replaceable> ãéä</para> </entry>
+                             <entry><para><guibutton><replaceable>x</replaceable>!</guibutton></para></entry>
                              <entry><para>èçéååãåãéäãèçãããã<replaceable>x</replaceable> ãéäãã<replaceable>x</replaceable>*(<replaceable>x</replaceable>-1)*(<replaceable>x</replaceable>-2)...*1 ããããããããéæããæãææãããäçããããã</para></entry>
-                             <entry><para>4 <guibutton>x!</guibutton></para></entry>
+                             <entry><para>4 <guibutton><replaceable>x</replaceable>!</guibutton></para></entry>
                              <entry><para>24</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>äæççéæ</para></entry>
+                             <entry><para>Modulus Division</para> </entry>
+                             <entry><para><guibutton>Mod</guibutton></para></entry>
+                             <entry><para>Divides the current integer value in the display area by the next integer number that you enter, displaying the remainder.</para></entry>
+                             <entry><para>15 <guibutton>Mod</guibutton> <guibutton>4</guibutton> <guibutton>=</guibutton></para></entry>
+                             <entry><para>3</para></entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para>äæççéæ</para> </entry>
                              <entry><para><guibutton>Rand</guibutton></para></entry>
-                             <entry><para>0.0 ãã 1.0 ãçåãäæãççããããäæãèçéåãèçãããã</para></entry>
+                             <entry><para>Generates a random number in the range 0.0 to 1.0 then displays the random number in the display area.</para></entry>
                              <entry><para><guibutton>Rand</guibutton></para></entry>
                              <entry><para>0.14</para></entry>
                            </row>
                            <row valign="top">
-                             <entry><para>16 éæãã</para></entry>
-                             <entry><para><guibutton>A</guibutton> ãã <guibutton>E</guibutton></para></entry>
+                             <entry><para>16 éæãã</para> </entry>
+                             <entry><para><guibutton>A</guibutton> to <guibutton>F</guibutton> inclusive</para></entry>
                              <entry><para>ããããæåãã16 éæãããäçããããã</para></entry>
                              <entry><para><guibutton>B</guibutton></para></entry>
                              <entry><para>B</para></entry>
@@ -1912,59 +2138,110 @@
 		  </tgroup>
 		</table>
     </sect3>
-    </sect2>
+    </sect2> 
+<!-- ============= Undo and Redo ======================== -->
+  <sect2 id="gcalctool-undo-redo">
+    <title>To Undo and Redo</title>
+                <para>To undo your previous action, choose
+                  <menuchoice>
+                         <guimenu>Edit</guimenu>
+                         <guimenuitem>Undo</guimenuitem>
+                  </menuchoice>.  You can undo up to 15 past actions.</para>
+                <para>If you want to redo an action you just undo'ed, choose
+                  <menuchoice>
+                         <guimenu>Edit</guimenu>
+                         <guimenuitem>Redo</guimenuitem>
+                  </menuchoice>. You can redo up to 15 undo'ed actions.</para>
+  </sect2>
 <!-- ============= Quitting ============================= -->
   <sect2 id="gcalctool-quit"> 
-    <title>çäãã</title>
-                <para>&app; ãçäããããã<menuchoice><guimenu>ãCalculatorã</guimenu><guimenuitem>ãQuitã</guimenuitem></menuchoice>ãéãéæãããã </para>
-                <para>&app; ãçäããããääãèåãçååãäåãããæã &app; ãèåããéãèåçãéçããããã </para>
+    <title>çäãã</title> 
+                <para><application>éå</application> ãçäããããã<menuchoice><guimenu>ãCalculatorã</guimenu><guimenuitem>ãQuitã</guimenuitem></menuchoice>ãéãéæãããã</para>
+                <para><application>éå</application> ãçäããããääãèåãçååãäåãããæã <application>éå</application> ãèåããéãèåçãéçããããã</para>
                   <itemizedlist>
-                    <listitem><para>ããã<link linkend="gcalctool-basic-mode">åæ</link>ã<link linkend="gcalctool-financial-mode">èå</link>ãããã<link linkend="gcalctool-scientific-mode">çå</link></para></listitem>
+                    <listitem><para>Mode: <link linkend="gcalctool-basic-mode">Basic</link>,  <link linkend="gcalctool-advanced-mode">Advanced</link>, <link linkend="gcalctool-financial-mode">Financial</link>, or <link linkend="gcalctool-scientific-mode">Scientific</link></para></listitem>
                     <listitem><para><link linkend="gcalctool-set-acc">çå</link></para></listitem>
-                    <listitem><para><link linkend="gcalctool-mem-reg">ããããããã ããããã</link>ãèçãããéèç</para></listitem>
+                    <listitem><para><link linkend="gcalctool-mem-reg">Memory Registers window</link> displayed or not displayed, plus the contents of each memory register</para></listitem>
                     <listitem><para><link linkend="gcalctool-num-base">éæ</link></para></listitem>
                     <listitem><para><link linkend="gcalctool-display-type">èçããã</link></para></listitem>
                     <listitem><para><link linkend="gcalctool-trig-type">äèéæãããã</link></para></listitem>
+                    <listitem><para><link linkend="gcalctool-set-acc">ãShow Trailing Zeroesã</link></para></listitem>
+                    <listitem><para><link linkend="gcalctool-calc-functions-separator">Show Thousands Separator</link></para></listitem>
                   </itemizedlist>
   </sect2>
   </sect1>
 <!-- ============= Technical Information ============================= -->
   <sect1 id="gcalctool-tech-info">
          <title>æèæå</title>
-         <sect2 id="gcalctool-manage-order">
+
+            <sect2 id="gcalctool-manage-order">
                 <title>æçãéå</title>
-<para>
-èçããæåäãååéäãèæãããåããåãåèãããããæåäãååéäãéçãããããæåãäããããããã
-</para>
-<para>ãããããæåãããã
-<screen><literal>2 + 3 * 4 = 20 </literal></screen> ãããã</para>
-<para>æåããããã
-<screen><literal>2 + (3 * 4) = 14</literal></screen> ãããããã</para>
-         </sect2>
+	<para>By default, calculations are performed using arithmetic precedence. That is, the precedence of the arithmetic operators is taken into consideration and the result is only calculated when you click <guibutton>Return</guibutton>.</para>
+	<para>In the following example, the result of the calculation is 22 because the multiplication operator, <literal>*</literal>, has precedence over the addition operator, <literal>+</literal>.</para>
+
+	<screen><literal>4 + 3 * 6 = 22 </literal></screen>
+
+	<para>If you do not wish to apply arithmetic precedence to your calculations, select <menuchoice><guimenu>View</guimenu><guimenuitem>Left-to-right Precedence</guimenuitem></menuchoice>. </para>
+	<para>If you choose not to apply arithmetic precedence, then the result the calculation in the example is 42 because the calculation is performed from left to right.</para>
+         </sect2> 
+
          <sect2 id="gcalctool-recognize-error">
                 <title>ãããçæ</title>
-                <para>çåãèçãèããã&app; ãääãããããããçæãçãããã
-<itemizedlist>
+                <para>çåãèçãèããã<application>éå</application> ãääãããããããçæãçãããã <itemizedlist>
 <listitem><para><literal>Error</literal> ãããæåãèçéåãèçãããã</para></listitem>
+<listitem><para>Displays an error message in the status bar.</para></listitem>
 <listitem><para><guibutton>ãClrã</guibutton>äåãããããããããäçããããããããã</para></listitem>
 <listitem><para>ãããããããéåããããããäçããããããããã</para></listitem>
 <listitem><para>ãããã <menuchoice><guimenu>ãCalculatorã</guimenu><guimenuitem>ãQuitã</guimenuitem></menuchoice>ã<menuchoice><guimenu>ãHelpã</guimenu><guimenuitem>ãContentsã</guimenuitem></menuchoice>äåãããããéåããããéçãäçããããããããã</para></listitem>
+</itemizedlist></para>
+<para>To clear the error condition, click <guibutton>Clr</guibutton> or press <keycombo><keycap>Shift</keycap><keycap>Delete</keycap></keycombo>.</para>
+         </sect2>
+
+         <sect2 id="gcalctool-change-modes">
+                <title>Changing Modes</title>
+                <para>If the user tries to change modes when a partial
+calculation is being displayed, a warning dialog is displayed, telling
+the user that the current calculation will be cleared, and the base will 
+be reset to decimal.</para>
+                <para>There is a checkbox present, that if checked, prevents the dialog from being shown again.</para>
+                <para>If the user presses the <guibutton>Cancel</guibutton> button, the change mode operation is cancelled. If the user presses the <guibutton>Change Mode</guibutton> button, the mode is changed and has the following side-effects:
+<itemizedlist>
+<listitem><para>Clears the display.</para></listitem>
+   <listitem><para>Sets the base to decimal.</para></listitem>
+   <listitem><para>Sets the numeric display to fixed.</para></listitem>
+   <listitem><para>Sets the accuracy to nine places after the numeric point.</para></listitem>
+   <listitem><para>Clears the display of the thousands separator.</para></listitem>
+   <listitem><para>Clears the display of trailing zeroes after the numeric point.</para></listitem>
+   <listitem><para>Dismisses the register window if the new mode is Basic.</para></listitem>
 </itemizedlist>
 </para>
-<para>ãããçæããããããããã<guibutton>ãClrã</guibutton>ããããããããã<keycap>Delete</keycap> ãããæãããã</para>
          </sect2>
-         <sect2 id="gcalctool-input-mode">
-                <title>ååããããåæãã</title>
-                <para>ååããããåæããããããããããããããåãåãããããã<guimenuitem>ãååææã</guimenuitem>ãéæãããã </para>
+
+         <sect2 id="gcalctool-changing-display-area">
+                <title>Changing The Display Area</title>
+                <para>In arithmetic precedence mode, it is possible
+to use the mouse to click on the display area and edit 
+it.</para>
+                <para>All the normal keyboard shortcuts will work, plus
+the addition of:
+<itemizedlist>
+    <listitem><para><keycombo><keycap>Ctrl</keycap><keycap>Delete</keycap></keycombo> which will delete the character to the right of the text cursor</para></listitem>
+    <listitem><para><keycap>Home</keycap> which moves the text cursor to the beginning of the display area</para></listitem> 
+    <listitem><para><keycap>End</keycap> which moves the text cursor to the end of the display area</para></listitem> 
+</itemizedlist>
+</para>
          </sect2>
 
   </sect1>
 <!-- ============= Keyboard Shortcuts ============================= -->
   <sect1 id="gcalctool-keyboard-shortcut"> 
-    <title>ãããããããããã: ããããããããããããã</title>
-                <para><xref linkend="gcalctool-TBL-keyboard-shortcut-button"/>ã<xref linkend="gcalctool-TBL-keyboard-shortcut-sci-options"/> ããã<xref linkend="gcalctool-TBL-keyboard-shortcut-menu"/> ãã&app; ããããããããããããããããããããããããããããæäãããã</para>
+    <title>ãããããããããã: ããããããããããããã</title> 
+                <para><xref linkend="gcalctool-TBL-keyboard-shortcut-button"/>ã<xref linkend="gcalctool-TBL-keyboard-shortcut-sci-options"/> ããã<xref linkend="gcalctool-TBL-keyboard-shortcut-menu"/> ãã<application>éå</application> ããããããããããããããããããããããããããããæäãããã</para>
+                <para>When you use the keyboard shortcut for any of the calculator
+                      buttons that have a menu associated with them, that menu is displayed.
+                      You can then use the arrow keys to select a menu item or the menu item's shortcut.</para>
                 <table id="gcalctool-TBL-keyboard-shortcut-button" frame="all">
-                  <title>&app; ãããããããããããããããããããããããããããã </title>
+                  <title><application>éå</application> ãããããããããããããããããããããããããããã</title> 
                   <tgroup cols="4" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -1981,367 +2258,380 @@
                                   <entry colname="COLSPEC3">
                                          <para>åç</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
                              <entry><para><keycap>0</keycap> ãã <keycap>9</keycap></para></entry>
                              <entry><para><guibutton>0</guibutton>ãã<guibutton>9</guibutton></para></entry>
-                             <entry><para>æåãã </para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para>æåãã</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>A</keycap> </para></entry>
                              <entry><para><guibutton>Acc</guibutton> </para></entry>
-                             <entry><para>çå</para></entry>
-                             <entry><para><xref linkend="gcalctool-set-acc"/></para></entry>
+                             <entry><para>çå</para> </entry>
+                             <entry><para><xref linkend="gcalctool-set-acc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>a</keycap> </para></entry>
                              <entry><para><guibutton>A</guibutton> </para></entry>
-                             <entry><para>16 éæãã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>Hexadecimal numerals</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>b</keycap> </para></entry>
                              <entry><para><guibutton>B</guibutton> </para></entry>
-                             <entry><para>16 éæãã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>Hexadecimal numerals</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>C</keycap></para></entry>
                              <entry><para><guibutton>+/-</guibutton></para></entry>
-                             <entry><para>æççåãåæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para>æççåãåæ</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>c</keycap> </para></entry>
                              <entry><para><guibutton>C</guibutton> </para></entry>
-                             <entry><para>16 éæãã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>Hexadecimal numerals</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>D</keycap></para></entry>
                              <entry><para><guibutton>Ddb</guibutton></para></entry>
-                             <entry><para>2 ååçæãããæäåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Double-declining depreciation</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>d</keycap> </para></entry>
                              <entry><para><guibutton>D</guibutton> </para></entry>
-                             <entry><para>16 éæãã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>Hexadecimal numerals</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>E</keycap> </para></entry>
                              <entry><para><guibutton>Exp</guibutton> </para></entry>
-                             <entry><para>Exponential</para></entry>
-                             <entry><para><xref linkend="gcalctool-enter-exp"/></para></entry>
+                             <entry><para>Exponential</para> </entry>
+                             <entry><para><xref linkend="gcalctool-enter-exp"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>e</keycap> </para></entry>
                              <entry><para><guibutton>E</guibutton> </para></entry>
-                             <entry><para>16 éæãã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>Hexadecimal numerals</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>F</keycap> </para></entry>
                              <entry><para><guibutton>Fun</guibutton> </para></entry>
-                             <entry><para>æè</para></entry>
-                             <entry><para><xref linkend="gcalctool-edit-func"/></para></entry>
+                             <entry><para>æè</para> </entry>
+                             <entry><para><xref linkend="gcalctool-edit-func"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycap>f</keycap> </para></entry>
+                             <entry><para><guibutton>F</guibutton> </para></entry>
+                             <entry><para>Hexadecimal numerals</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>G</keycap></para></entry>
                              <entry><para><guibutton>Log</guibutton></para></entry>
-                             <entry><para>Common Logarithm</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logs-calc"/></para></entry>
+                             <entry><para>Common logarithm</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logs-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>i</keycap></para></entry>
                              <entry><para><guibutton>Int</guibutton></para></entry>
-                             <entry><para>ææéå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para>Integer portion</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>J</keycap></para></entry>
                              <entry><para><guibutton>Cos</guibutton></para></entry>
-                             <entry><para>äå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-calc"/></para></entry>
+                             <entry><para>äå</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>K</keycap></para></entry>
                              <entry><para><guibutton>Sin</guibutton></para></entry>
-                             <entry><para>æå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-calc"/></para></entry>
+                             <entry><para>æå</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>L</keycap></para></entry>
-                             <entry><para><guibutton>Tan</guibutton></para></entry>
-                             <entry><para>ææ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-calc"/></para></entry>
+                             <entry><para><guibutton>ææ</guibutton></para></entry>
+                             <entry><para>ææ</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>l</keycap></para></entry>
                              <entry><para><guibutton>Sln</guibutton></para></entry>
-                             <entry><para>åéåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Straight-line depreciation</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycap>M</keycap></para></entry>
+                             <entry><para><guibutton>Mod</guibutton></para></entry>
+                             <entry><para>Modulus Division</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>m</keycap></para></entry>
                              <entry><para><guibutton>Ctrm</guibutton></para></entry>
-                             <entry><para>èåèçæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Compounding term</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><command>N</command></para></entry>
+                             <entry><para><keycap>N</keycap></para></entry>
                              <entry><para><guibutton>Ln</guibutton></para></entry>
-                             <entry><para>èçåæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logs-calc"/></para></entry>
+                             <entry><para>Natural logarithm</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logs-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>n</keycap></para></entry>
                              <entry><para><guibutton>Xnor</guibutton></para></entry>
-                             <entry><para>æäçèçåãåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para></entry>
+                             <entry><para>Bitwise XNOR</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>P</keycap></para></entry>
                              <entry><para><guibutton>Pmt</guibutton></para></entry>
-                             <entry><para>åææãèã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Periodic payment</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>p</keycap></para></entry>
                              <entry><para><guibutton>Pv</guibutton></para></entry>
-                             <entry><para>çåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Present value</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>R</keycap></para></entry>
                              <entry><para><guibutton>Rcl</guibutton></para></entry>
-                             <entry><para>ããããããããåãåãåã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-mem-reg"/></para></entry>
+                             <entry><para>Retrieve value from memory register</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-mem-reg"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>r</keycap></para></entry>
-                             <entry><para><guibutton>1/x</guibutton></para></entry>
-                             <entry><para>éæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para><guibutton>1/<replaceable>x</replaceable></guibutton></para></entry>
+                             <entry><para>éæ</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>S</keycap></para></entry>
                              <entry><para><guibutton>Sto</guibutton></para></entry>
-                             <entry><para>ããããããããåãäå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-mem-reg"/></para></entry>
+                             <entry><para>Store value in memory register</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-mem-reg"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>s</keycap></para></entry>
                              <entry><para><guibutton>Sqrt</guibutton></para></entry>
-                             <entry><para>åææ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para>Square root</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>T</keycap></para></entry>
                              <entry><para><guibutton>Rate</guibutton></para></entry>
-                             <entry><para>åæåç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Periodic interest rate</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>t</keycap></para></entry>
                              <entry><para><guibutton>Term</guibutton></para></entry>
-                             <entry><para>æææé</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Payment period</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>u</keycap></para></entry>
                              <entry><para><guibutton>Abs</guibutton></para></entry>
-                             <entry><para>çåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para>Absolute value</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>v</keycap></para></entry>
                              <entry><para><guibutton>Fv</guibutton></para></entry>
-                             <entry><para>åæå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Future value</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>X</keycap></para></entry>
                              <entry><para><guibutton>Exch</guibutton></para></entry>
-                             <entry><para>ããããããããåãèçåãäæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-mem-reg"/></para></entry>
+                             <entry><para>Exchange memory register value and displayed value</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-mem-reg"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>Y</keycap></para></entry>
                              <entry><para><guibutton>Syd</guibutton></para></entry>
-                             <entry><para>çèçææãããæäåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para></entry>
+                             <entry><para>Sum-of-the-years'-digits depreciation</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-financial-calc"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycap>y</keycap></para></entry>
-                             <entry><para>y<superscript>x</superscript></para></entry>
-                             <entry><para>y <replaceable>x</replaceable> ãçä</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para><keycap>^</keycap></para></entry>
+                             <entry><para><replaceable>x</replaceable><superscript><replaceable>y</replaceable></superscript></para></entry>
+                             <entry><para>x to the <replaceable>y</replaceable> power</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>!</keycap></para></entry>
-                             <entry><para><guibutton>x!</guibutton></para></entry>
-                             <entry><para><replaceable>x</replaceable> ãéä</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para><guibutton><replaceable>x</replaceable>!</guibutton></para></entry>
+                             <entry><para><replaceable>x</replaceable> factorial</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>#</keycap> </para></entry>
                              <entry><para><guibutton>Con</guibutton> </para></entry>
-                             <entry><para>äåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-edit-const"/></para></entry>
+                             <entry><para>Constant value</para> </entry>
+                             <entry><para><xref linkend="gcalctool-edit-const"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>%</keycap></para></entry>
                              <entry><para><guibutton>%</guibutton></para></entry>
-                             <entry><para>%</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para>%</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>&amp;</keycap></para></entry>
                              <entry><para><guibutton>And</guibutton></para></entry>
-                             <entry><para>èçç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para></entry>
+                             <entry><para>Bitwise AND</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>(</keycap> ããã <keycap>)</keycap></para></entry>
                              <entry><para><guibutton>(</guibutton> ããã <guibutton>)</guibutton></para></entry>
-                             <entry><para>æå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>æå</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycap>*</keycap> ããã <keycap>x</keycap></para></entry>
+                             <entry><para><keycap>*</keycap></para></entry>
                              <entry><para><guibutton>*</guibutton></para></entry>
-                             <entry><para>æãç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para>æãç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>+</keycap></para></entry>
                              <entry><para><guibutton>+</guibutton></para></entry>
-                             <entry><para>èãç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para>èãç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>-</keycap></para></entry>
                              <entry><para><guibutton>-</guibutton></para></entry>
-                             <entry><para>åãç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para>åãç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycap> </keycap></para></entry>
-                             <entry><para><guibutton> </guibutton></para></entry>
-                             <entry><para>åæç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para><keycap>.</keycap></para></entry>
+                             <entry><para><guibutton>.</guibutton></para></entry>
+                             <entry><para>åæç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>/</keycap></para></entry>
                              <entry><para><guibutton>/</guibutton></para></entry>
-                             <entry><para>åãç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para>åãç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>:</keycap></para></entry>
                              <entry><para><guibutton>Frac</guibutton></para></entry>
-                             <entry><para>åæéå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para>Fractional portion</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>&lt;</keycap></para></entry>
                              <entry><para><guibutton>&lt;</guibutton></para></entry>
-                             <entry><para><replaceable>n</replaceable> åãããã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para></entry>
+                             <entry><para>Left shift <replaceable>n</replaceable></para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>=</keycap> ããã <keycap>Return</keycap></para></entry>
                              <entry><para><guibutton>=</guibutton></para></entry>
-                             <entry><para>çæãèç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para></entry>
+                             <entry><para>çæãèç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-simple-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>&gt;</keycap></para></entry>
                              <entry><para><guibutton>&gt;</guibutton></para></entry>
-                             <entry><para><replaceable>n</replaceable>åãããã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para></entry>
+                             <entry><para>Right shift <replaceable>n</replaceable></para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>?</keycap></para></entry>
                              <entry><para><guibutton>Rand</guibutton></para></entry>
-                             <entry><para>äæççéæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>Random number generator</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>@</keycap></para></entry>
-                             <entry><para>x<superscript>2</superscript></para></entry>
-                             <entry><para>åæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-arith-calc"/></para></entry>
+                             <entry><para><replaceable>x</replaceable><superscript>2</superscript></para></entry>
+                             <entry><para>åæ</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-adv-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>[</keycap></para></entry>
                              <entry><para><guibutton>&amp;32</guibutton></para></entry>
-                             <entry><para>32 ãããçåããææãåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para></entry>
+                             <entry><para>Get a 32-bit unsigned integer</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>]</keycap></para></entry>
                              <entry><para><guibutton>&amp;16</guibutton></para></entry>
-                             <entry><para>16 ãããçåããææãåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para></entry>
+                             <entry><para>Get a 16-bit unsigned integer</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-manip"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycap>^</keycap></para></entry>
+                             <entry><para><keycap>x</keycap></para></entry>
                              <entry><para><guibutton>Xor</guibutton></para></entry>
-                             <entry><para>æäèçå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para></entry>
+                             <entry><para>Bitwise XOR</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>{</keycap></para></entry>
-                             <entry><para>e<superscript>x</superscript></para></entry>
-                             <entry><para>e <replaceable>x</replaceable> ãçä</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>e<superscript><replaceable>x</replaceable></superscript></para></entry>
+                             <entry><para>e to the <replaceable>x</replaceable> power</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>|</keycap></para></entry>
                              <entry><para><guibutton>Or</guibutton></para></entry>
-                             <entry><para>èçå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para></entry>
+                             <entry><para>Bitwise OR</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>}</keycap></para></entry>
-                             <entry><para>10<superscript>x</superscript></para></entry>
-                             <entry><para>10 <replaceable>x</replaceable> ãçä</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para></entry>
+                             <entry><para>10<superscript><replaceable>x</replaceable></superscript></para></entry>
+                             <entry><para>10 to the <replaceable>x</replaceable> power</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-misc-calc"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycap>N</keycap></para></entry>
                              <entry><para><guibutton>Not</guibutton></para></entry>
-                             <entry><para>èçåå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para></entry>
+                             <entry><para>Bitwise NOT</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-logic-calc"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycap>Backspace</keycap></para></entry>
-                             <entry><para><guibutton>Bsp</guibutton></para></entry>
-                             <entry><para>Backspace</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-erase-char"/></para></entry>
+                             <entry><para><keycap>ããããããã</keycap></para></entry>
+                             <entry><para><guibutton>Bksp</guibutton></para></entry>
+                             <entry><para>ããããããã</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-erase-char"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>Backspace</keycap></keycombo></para></entry>
+                             <entry><para><keycap>Esc</keycap> or </para>
+                                    <para><keycombo><keycap>Ctrl</keycap><keycap>ããããããã</keycap></keycombo></para></entry>
                              <entry><para><guibutton>CE</guibutton></para></entry>
-                             <entry><para>ãããããæå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-erase-char"/></para></entry>
+                             <entry><para>Clear entry</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-erase-char"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycap>Delete</keycap></para></entry>
+                             <entry><para><keycombo><keycap>Shift</keycap><keycap>Delete</keycap></keycombo></para></entry>
                              <entry><para><guibutton>Clr</guibutton></para></entry>
-                             <entry><para>åæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-erase-char"/></para></entry>
+                             <entry><para>åæ</para> </entry>
+                             <entry><para><xref linkend="gcalctool-TBL-erase-char"/></para> </entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
                 <table id="gcalctool-TBL-keyboard-shortcut-sci-options" frame="all">
-                  <title>&app; çåãããããããããéãããããããããããããããããããããããããã</title>
+                  <title><application>éå</application> çåãããããããããéãããããããããããããããããããããããããã</title> 
                   <tgroup cols="4" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -2358,85 +2648,85 @@
                                   <entry colname="COLSPEC3">
                                          <para>åç</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
                            <row valign="top">
                              <entry><para><keycombo><keycap>Alt</keycap><keycap>a</keycap></keycombo></para></entry>
-                             <entry><para>åæ</para></entry>
-                             <entry><para>äèéæãããããåæãèåãããã</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-type"/></para></entry>
+                             <entry><para><guilabel>Gradians</guilabel></para></entry>
+                             <entry><para>Set the trigonometric type to gradians.</para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-type"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>B</keycap></keycombo></para></entry>
-                             <entry><para>Bin</para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>b</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>Bin</guilabel></para></entry>
                              <entry><para>2 éæãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>D</keycap></keycombo></para></entry>
-                             <entry><para>Dec</para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>d</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>Dec</guilabel></para></entry>
                              <entry><para>10 éæãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>F</keycap></keycombo></para></entry>
-                             <entry><para>Fix</para></entry>
-                             <entry><para>èçããããåååæçååãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-display-type"/></para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>f</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>Fix</guilabel></para></entry>
+                             <entry><para>Set the display type to fixed-point format.</para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-display-type"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycombo><keycap>Alt</keycap><keycap>g</keycap></keycombo></para></entry>
-                             <entry><para>åæ</para></entry>
-                             <entry><para>äèéæãããããåæãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-type"/></para></entry>
+                             <entry><para><guilabel>åæ</guilabel></para></entry>
+                             <entry><para>Set the trigonometric type to degrees.</para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-type"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>I</keycap></keycombo></para></entry>
-                             <entry><para>Inv</para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>i</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>Inv</guilabel></para></entry>
                              <entry><para>äèéææèãäçãåèããããããäç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-options"/></para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-options"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycombo><keycap>Alt</keycap><keycap>n</keycap></keycombo></para></entry>
-                             <entry><para>Eng</para></entry>
-                             <entry><para>èçããããããããããããååãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-display-type"/></para></entry>
+                             <entry><para><guilabel>Eng</guilabel></para></entry>
+                             <entry><para>Set the display type to engineering format.</para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-display-type"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>O</keycap></keycombo></para></entry>
-                             <entry><para>Oct</para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>o</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>Oct</guilabel></para></entry>
                              <entry><para>8 éæãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>R</keycap></keycombo></para></entry>
-                             <entry><para>ãããã</para></entry>
-                             <entry><para>äèéæããããããããããèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-type"/></para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>r</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>ãããã</guilabel></para></entry>
+                             <entry><para>Set the trigonometric type to radians.</para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-type"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Alt</keycap><keycap>S</keycap></keycombo></para></entry>
-                             <entry><para>Sci</para></entry>
-                             <entry><para>èçããããçåçååãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-display-type"/></para></entry>
+                             <entry><para><keycombo><keycap>Alt</keycap><keycap>s</keycap></keycombo></para></entry>
+                             <entry><para><guilabel>Sci</guilabel></para></entry>
+                             <entry><para>Set the display type to scientific format.</para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-display-type"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycombo><keycap>Alt</keycap><keycap>x</keycap></keycombo></para></entry>
-                             <entry><para>Hex</para></entry>
+                             <entry><para><guilabel>Hex</guilabel></para></entry>
                              <entry><para>16 éæãèå</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-num-base"/></para> </entry>
                            </row>
                            <row valign="top">
                              <entry><para><keycombo><keycap>Alt</keycap><keycap>y</keycap></keycombo></para></entry>
-                             <entry><para>Hyp</para></entry>
+                             <entry><para><guilabel>Hyp</guilabel></para></entry>
                              <entry><para>äèéææèãäçãåæçããããããäç</para></entry>
-                             <entry><para><xref linkend="gcalctool-TBL-trig-options"/></para></entry>
+                             <entry><para><xref linkend="gcalctool-TBL-trig-options"/></para> </entry>
                            </row>
 			 </tbody>
 		  </tgroup>
 		</table>
                 <table id="gcalctool-TBL-keyboard-shortcut-menu" frame="all">
-                  <title>&app; ããããéçããããããããããããããããããããããããã</title>
+                  <title><application>éå</application> ããããéçããããããããããããããããããããããããã</title> 
                   <tgroup cols="4" colsep="1" rowsep="1">
                          <colspec colname="COLSPEC0" colwidth="50*"/>
                          <colspec colname="COLSPEC1"/>
@@ -2453,67 +2743,104 @@
                                   <entry colname="COLSPEC3">
                                          <para>åç</para></entry>
                                 </row>
-                         </thead>
-                         <tbody>
+                         </thead> 
+                         <tbody> 
+                           <row valign="top">
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>b</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>ãBasicã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Change to Basic mode</para> </entry>
+                             <entry><para><xref linkend="gcalctool-basic-mode"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>c</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãçéã</guimenu> <guimenuitem>ããããã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>èçéååãåãããããããããããã</para> </entry>
+                             <entry><para><xref linkend="gcalctool-calc-functions"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>e</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>Show Bitcalculating Extension</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Display the bitcalculation extension</para> </entry>
+                             <entry><para><xref linkend="gcalctool-calc-bit-manipulation-ext"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>f</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>ãFinancialã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Change to Financial mode</para> </entry>
+                             <entry><para><xref linkend="gcalctool-financial-mode"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>h</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãHelpã</guimenu> <guimenuitem>ãContentsã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para><application>éå</application> ããããããããããèç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-intro"/></para> </entry>
+                           </row>
+                           <row valign="top">
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>i</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãçéã</guimenu> <guimenuitem>Insert ASCII Value</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Display the <guilabel>Insert ASCII Value</guilabel> dialog</para> </entry>
+                             <entry><para><xref linkend="gcalctool-ins-ascii"/></para> </entry>
+                           </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>B</keycap></keycombo></para></entry>
-                             <entry><para> <menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãBasicã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>åæããããåæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-basic-mode"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>k</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>Show Thousands Separator</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Display the thousands separator
+</para> </entry>
+                             <entry><para><xref linkend="gcalctool-calc-functions-separator"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>C</keycap></keycombo></para></entry>
-                             <entry><para><menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ããããã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>èçéååãåãããããããããããã</para></entry>
-                             <entry><para><xref linkend="gcalctool-calc-functions"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>l</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>Left-to-right Precedence</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para> Calculate results using left-to-right precedence</para> </entry>
+                             <entry><para><xref linkend="gcalctool-manage-order"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>F</keycap></keycombo></para></entry>
-                             <entry><para><menuchoice> <guimenu>ãèçã</guimenu><guimenuitem>ãFinancialã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>èåããããåæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-financial-mode"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>m</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>ãMemory Registersã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para><guilabel>ãMemory Registersã</guilabel>ããããããèç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-mem-reg"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>I</keycap></keycombo></para></entry>
-                             <entry><para><menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ãInsert ASCII Valuesã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para><guilabel>ãInsert ASCII Valuesã</guilabel>ããããããèç</para></entry>
-                             <entry><para><xref linkend="gcalctool-ins-ascii"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>q</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>Calculator</guimenu> <guimenuitem>ãQuitã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para><application>éå</application> ãããããããããçä</para> </entry>
+                             <entry><para><xref linkend="gcalctool-quit"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>M</keycap></keycombo></para></entry>
-                             <entry><para><menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãMemory Registersã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para><guilabel>ãMemory Registersã</guilabel>ããããããèç</para></entry>
-                             <entry><para><xref linkend="gcalctool-mem-reg"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>r</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>Arithmetic Precedence</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Calculate results using arithmetic precedence</para> </entry>
+                             <entry><para><xref linkend="gcalctool-manage-order"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>Q</keycap></keycombo></para></entry>
-                             <entry><para><menuchoice> <guimenu>ãCalculatorã</guimenu><guimenuitem>ãQuitã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>&app; ãããããããããçä</para></entry>
-                             <entry><para><xref linkend="gcalctool-quit"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>s</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>ãScientificã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Change to Scientific mode</para> </entry>
+                             <entry><para><xref linkend="gcalctool-scientific-mode"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>S</keycap></keycombo></para></entry>
-                             <entry><para> <menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãScientificã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>çåããããåæ</para></entry>
-                             <entry><para><xref linkend="gcalctool-scientific-mode"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>t</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãèçã</guimenu> <guimenuitem>ãShow Trailing Zeroesã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>åçã 0 ãèç</para> </entry>
+                             <entry><para><xref linkend="gcalctool-set-acc"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>T</keycap></keycombo></para></entry>
-                             <entry><para> <menuchoice><guimenu>ãèçã</guimenu><guimenuitem>ãShow Trailing Zeroesã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>åçã 0 ãèç</para></entry>
-                             <entry><para><xref linkend="gcalctool-set-acc"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>v</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãçéã</guimenu> <guimenuitem>ãPasteã</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>ããããããããçåãåãèçéåãåãäã</para> </entry>
+                             <entry><para><xref linkend="gcalctool-calc-functions"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>V</keycap></keycombo></para></entry>
-                             <entry><para><menuchoice><guimenu>ãçéã</guimenu><guimenuitem>ãPasteã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>ããããããããçåãåãèçéåãåãäã</para></entry>
-                             <entry><para><xref linkend="gcalctool-calc-functions"/></para></entry>
+                             <entry><para><keycombo><keycap>Ctrl</keycap><keycap>z</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãçéã</guimenu> <guimenuitem>Undo</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Undo previous action</para> </entry>
+                             <entry><para><xref linkend="gcalctool-undo-redo"/></para> </entry>
                            </row>
                            <row valign="top">
-                             <entry><para><command>F1</command></para></entry>
-                             <entry><para><menuchoice><guimenu>ãHelpã</guimenu><guimenuitem>ãContentsã</guimenuitem></menuchoice> </para></entry>
-                             <entry><para>&app; ããããããããããèç</para></entry>
-                             <entry><para><xref linkend="gcalctool-intro"/></para></entry>
+                             <entry><para><keycombo><keycap>Shift</keycap><keycap>Ctrl</keycap><keycap>z</keycap></keycombo></para></entry>
+                             <entry><para> <menuchoice> <guimenu>ãçéã</guimenu> <guimenuitem>Redo</guimenuitem> </menuchoice> </para></entry>
+                             <entry><para>Redo an undo'ed action</para> </entry>
+                             <entry><para><xref linkend="gcalctool-undo-redo"/></para> </entry>
                            </row>
 			 </tbody>
 		  </tgroup>



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