[genius] Update Chinese simplified translation



commit 1d2cb2602ff36315afe45cfcf2edae75a41b20f9
Author: Wylmer Wang <wantinghard gmail com>
Date:   Fri Nov 1 22:22:38 2013 +0800

    Update Chinese simplified translation

 po/zh_CN.po | 2714 ++++++++++++++++++++++++++++++++++-------------------------
 1 files changed, 1549 insertions(+), 1165 deletions(-)
---
diff --git a/po/zh_CN.po b/po/zh_CN.po
index fbf1315..a209194 100644
--- a/po/zh_CN.po
+++ b/po/zh_CN.po
@@ -1,8 +1,8 @@
-# SOME DESCRIPTIVE TITLE.
-# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
-# This file is distributed under the same license as the PACKAGE package.
+# Chinse simplified translation for genius.
+# Copyright (C) 2013 The genius authors and contributors.
+# This file is distributed under the same license as the genius package.
 # Mai Haohui <maihaohui hotmail com>, 2003.
-# Yinghua Wang <wantinghard gmail com>,2010.
+# Wylmer Wang <wantinghard gmail com>,2010, 2013.
 # YunQiang Su <wzssyqa gmail com>, 2011.
 #
 msgid ""
@@ -10,9 +10,9 @@ msgstr ""
 "Project-Id-Version: genius\n"
 "Report-Msgid-Bugs-To: http://bugzilla.gnome.org/enter_bug.cgi?";
 "product=genius&keywords=I18N+L10N&component=general\n"
-"POT-Creation-Date: 2011-06-24 21:56+0000\n"
+"POT-Creation-Date: 2013-10-25 13:36+0000\n"
 "PO-Revision-Date: 2011-06-27 03:23+0800\n"
-"Last-Translator: YunQiang Su <wzssyqa gmail com>\n"
+"Last-Translator: Wylmer Wang <wantinghard gmail com>\n"
 "Language-Team: Chinese (simplified) <i18n-zh googlegroups com>\n"
 "Language: \n"
 "MIME-Version: 1.0\n"
@@ -71,9 +71,8 @@ msgid "Tolerance of the ErrorFunction"
 msgstr ""
 
 #: ../lib/library-strings.c:12
-#, fuzzy
 msgid "Tolerance of the GaussDistribution function"
-msgstr "GaussDistribution(高斯分布)函数的允许误差"
+msgstr "GaussDistribution 函数的允许误差"
 
 #: ../lib/library-strings.c:13
 msgid "The function used for numerical integration in NumericalIntegral"
@@ -97,7 +96,7 @@ msgstr ""
 msgid "Tolerance for InfiniteSum and InfiniteProduct"
 msgstr ""
 
-#: ../lib/library-strings.c:18 ../src/eval.c:5987
+#: ../lib/library-strings.c:18 ../src/eval.c:6701
 msgid "Absolute value"
 msgstr "绝对值"
 
@@ -110,319 +109,318 @@ msgid "Return the fractional part of a number"
 msgstr "返回数的小数部分"
 
 #: ../lib/library-strings.c:21
-#, fuzzy
-msgid "Division w/o remainder"
-msgstr "零除错误!"
-
-#: ../lib/library-strings.c:22
 msgid "Return the sign (-1,0,1)"
 msgstr "返回符号(-1,0,1)"
 
-#: ../lib/library-strings.c:23
+#: ../lib/library-strings.c:22
 msgid ""
 "Logarithm of any base (calls DiscreteLog if in modulo mode), if base is not "
 "given, e is used"
 msgstr ""
 
-#: ../lib/library-strings.c:24
+#: ../lib/library-strings.c:23
 msgid "The arccos (inverse cos) function"
 msgstr "arccos(反余弦)函数"
 
-#: ../lib/library-strings.c:25
+#: ../lib/library-strings.c:24
 msgid "The arccosh (inverse cosh) function"
 msgstr "arccosh(反双曲余弦)函数"
 
-#: ../lib/library-strings.c:26
+#: ../lib/library-strings.c:25
 msgid "The arccot (inverse cot) function"
 msgstr "arccot(反余切)函数"
 
-#: ../lib/library-strings.c:27
+#: ../lib/library-strings.c:26
 msgid "The arccoth (inverse coth) function"
 msgstr "arccoth(反双曲余切)函数"
 
-#: ../lib/library-strings.c:28
+#: ../lib/library-strings.c:27
 msgid "The inverse cosecant function"
 msgstr "反余割函数"
 
-#: ../lib/library-strings.c:29
+#: ../lib/library-strings.c:28
 msgid "The inverse hyperbolic cosecant function"
 msgstr "反双曲余割函数"
 
-#: ../lib/library-strings.c:30
+#: ../lib/library-strings.c:29
 msgid "The inverse secant function"
 msgstr "反正割函数"
 
-#: ../lib/library-strings.c:31
+#: ../lib/library-strings.c:30
 msgid "The inverse hyperbolic secant function"
 msgstr "反双曲正割函数"
 
-#: ../lib/library-strings.c:32
+#: ../lib/library-strings.c:31
 msgid "The arcsin (inverse sin) function"
 msgstr "arcsin(反正弦)函数"
 
-#: ../lib/library-strings.c:33
+#: ../lib/library-strings.c:32
 msgid "The arcsinh (inverse sinh) function"
 msgstr "arcsinh(反双曲正弦)函数"
 
-#: ../lib/library-strings.c:34
+#: ../lib/library-strings.c:33
 msgid "The arctanh (inverse tanh) function"
 msgstr "arctanh(反双曲正切)函数"
 
-#: ../lib/library-strings.c:35
+#: ../lib/library-strings.c:34
 msgid "The cotangent function"
 msgstr "余切函数"
 
-#: ../lib/library-strings.c:36
+#: ../lib/library-strings.c:35
 msgid "The hyperbolic cotangent function"
 msgstr "双曲余切函数"
 
-#: ../lib/library-strings.c:37
+#: ../lib/library-strings.c:36
 msgid "The cosecant function"
 msgstr "余割函数"
 
-#: ../lib/library-strings.c:38
+#: ../lib/library-strings.c:37
 msgid "The hyperbolic cosecant function"
 msgstr "双曲余割函数"
 
-#: ../lib/library-strings.c:39
+#: ../lib/library-strings.c:38
 msgid "The secant function"
 msgstr "正割函数"
 
-#: ../lib/library-strings.c:40
+#: ../lib/library-strings.c:39
 msgid "The hyperbolic secant function"
 msgstr "双曲正割函数"
 
-#: ../lib/library-strings.c:41
+#: ../lib/library-strings.c:40
 msgid "The hyperbolic tangent function"
 msgstr "双曲正切函数"
 
-#: ../lib/library-strings.c:42
+#: ../lib/library-strings.c:41
 msgid "Are a and b relatively prime?"
 msgstr "a 和 b 互质吗?"
 
-#: ../lib/library-strings.c:43
+#: ../lib/library-strings.c:42
 msgid "Return the nth Bernoulli number"
 msgstr "返回第 n 个伯努利(Bernoulli)数"
 
-#: ../lib/library-strings.c:44
+#: ../lib/library-strings.c:43
 msgid ""
 "Find the x that solves the system given by the vector a and modulo the "
 "elements of m, using the Chinese Remainder Theorem"
 msgstr ""
 
-#: ../lib/library-strings.c:45
+#: ../lib/library-strings.c:44
 msgid ""
 "Given two factorizations, give the factorization of the product, see "
 "Factorize"
 msgstr ""
 
-#: ../lib/library-strings.c:46
+#: ../lib/library-strings.c:45
 msgid "Convert a vector of values indicating powers of b to a number"
 msgstr ""
 
-#: ../lib/library-strings.c:47
+#: ../lib/library-strings.c:46
 msgid "Convert a number to a vector of powers for elements in base b"
 msgstr ""
 
-#: ../lib/library-strings.c:48
+#: ../lib/library-strings.c:47
 msgid ""
 "Find discrete log of n base b in F_q where q is a prime using the Silver-"
-"Pohlig-Hellman algoritm"
+"Pohlig-Hellman algorithm"
 msgstr ""
 
-#: ../lib/library-strings.c:49
+#: ../lib/library-strings.c:48
 msgid ""
 "Compute phi(n), the Euler phi function, that is the number of integers "
 "between 1 and n relatively prime to n"
 msgstr ""
 
-#: ../lib/library-strings.c:50
+#: ../lib/library-strings.c:49
 msgid "Return all factors of a number"
 msgstr "求一个数的全部因数"
 
-#: ../lib/library-strings.c:51
+#: ../lib/library-strings.c:50
 msgid ""
-"Attempt fermat factorization of n into (t-s)*(t+s), returns t and s as a "
+"Attempt Fermat factorization of n into (t-s)*(t+s), returns t and s as a "
 "vector if possible, null otherwise"
 msgstr ""
 
-#: ../lib/library-strings.c:52
+#: ../lib/library-strings.c:51
 msgid "Find the first primitive element in F_q (q must be a prime)"
 msgstr ""
 
-#: ../lib/library-strings.c:53
+#: ../lib/library-strings.c:52
 msgid "Find a random primitive element in F_q (q must be a prime)"
 msgstr ""
 
-#: ../lib/library-strings.c:54
+#: ../lib/library-strings.c:53
 msgid ""
 "Compute discrete log base b of n in F_q (q a prime) using the factor base "
 "S.  S should be a column of primes possibly with second column precalculated "
 "by IndexCalculusPrecalculation."
 msgstr ""
 
-#: ../lib/library-strings.c:55
+#: ../lib/library-strings.c:54
 msgid ""
 "Run the precalculation step of IndexCalculus for logarithms base b in F_q (q "
 "a prime) for the factor base S (where S is a column vector of primes).  The "
 "logs will be precalculated and returned in the second column."
 msgstr ""
 
-#: ../lib/library-strings.c:56
+#: ../lib/library-strings.c:55
 msgid "Test if Mp is a Mersenne prime using a table"
 msgstr "用表格测试 Mp 是否为梅森(Mersenne)质数"
 
-#: ../lib/library-strings.c:57
+#: ../lib/library-strings.c:56
 msgid "Tests if a rational number is a perfect power"
 msgstr "检查一个有理数是否为完全幂"
 
-#: ../lib/library-strings.c:58
+#: ../lib/library-strings.c:57
 msgid ""
 "Check if g is primitive in F_q, where q is a prime.  If q is not prime "
 "results are bogus."
 msgstr ""
 
-#: ../lib/library-strings.c:59
+#: ../lib/library-strings.c:58
 msgid ""
 "Check if g is primitive in F_q, where q is a prime and f is a vector of "
 "prime factors of q-1.  If q is not prime results are bogus."
 msgstr ""
 
-#: ../lib/library-strings.c:60
+#: ../lib/library-strings.c:59
 msgid ""
 "If n is a pseudoprime base b but not a prime, that is if b^(n-1) == 1 mod n"
 msgstr ""
 
-#: ../lib/library-strings.c:61
+#: ../lib/library-strings.c:60
 msgid "Test if n is a strong pseudoprime to base b but not a prime"
 msgstr ""
 
-#: ../lib/library-strings.c:62
+#: ../lib/library-strings.c:61
 msgid ""
 "Return the residue of a mod n with the least absolute value (in the interval "
 "-n/2 to n/2)"
 msgstr ""
 
-#: ../lib/library-strings.c:63
+#: ../lib/library-strings.c:62
 msgid "Test if Mp is a Mersenne prime using the Lucas-Lehmer test"
 msgstr "通过卢卡斯-莱默(Lucas-Lehmer)测验测试 Mp 是否为梅森(Mersenne)质数"
 
-#: ../lib/library-strings.c:64
+#: ../lib/library-strings.c:63
 msgid "Return all maximal prime power factors of a number"
 msgstr ""
 
-#: ../lib/library-strings.c:65
+#: ../lib/library-strings.c:64
 msgid "Vector with the known Mersenne prime exponents"
 msgstr ""
 
-#: ../lib/library-strings.c:66
+#: ../lib/library-strings.c:65
 msgid "Return the Moebius mu function evaluated in n"
 msgstr ""
 
-#: ../lib/library-strings.c:67
+#: ../lib/library-strings.c:66
 msgid "Returns the p-adic valuation (number of trailing zeros in base p)."
 msgstr ""
 
-#: ../lib/library-strings.c:68
+#: ../lib/library-strings.c:67
 msgid "Compute a^b mod m"
 msgstr "计算 a^b mod m"
 
-#: ../lib/library-strings.c:69
+#: ../lib/library-strings.c:68
 msgid "Return all prime factors of a number"
 msgstr "返回一个数的所有质因数"
 
-#: ../lib/library-strings.c:70
-msgid "Pseudoprime test, true iff b^(n-1) == 1 (mod n)"
-msgstr "伪质数测试,若 b^(n-1) == 1 (mod n) 则为 true"
+#: ../lib/library-strings.c:69
+msgid "Pseudoprime test, true if and only if b^(n-1) == 1 (mod n)"
+msgstr "伪质数测试,仅当 b^(n-1) == 1 (mod n) 时为 true"
 
-#: ../lib/library-strings.c:71
+#: ../lib/library-strings.c:70
 msgid "Removes all instances of the factor m from the number n"
 msgstr ""
 
-#: ../lib/library-strings.c:72
+#: ../lib/library-strings.c:71
 msgid ""
 "Find discrete log of n base b in F_q where q is a prime using the Silver-"
-"Pohlig-Hellman algoritm, given f being the factorization of q-1"
+"Pohlig-Hellman algorithm, given f being the factorization of q-1"
 msgstr ""
 
-#: ../lib/library-strings.c:73
+#: ../lib/library-strings.c:72
 msgid ""
 "Find square root of n mod p (a prime). Null is returned if not a quadratic "
 "residue."
 msgstr ""
 
-#: ../lib/library-strings.c:74
+#: ../lib/library-strings.c:73
 msgid ""
 "Apply a function over all entries of a matrix and return a matrix of the "
 "results"
 msgstr "对矩阵中的所有元素应用某个函数并返回结果组成的矩阵"
 
-#: ../lib/library-strings.c:75
+#: ../lib/library-strings.c:74
 msgid ""
 "Apply a function over all entries of 2 matrices (or 1 value and 1 matrix) "
 "and return a matrix of the results"
 msgstr "对两个矩阵(或一个值和一个矩阵)应用某个函数并返回结果组成的矩阵"
 
-#: ../lib/library-strings.c:76
+#: ../lib/library-strings.c:75
 msgid "Remove column(s) and row(s) from a matrix"
 msgstr "移除矩阵的(一个或多个)行和列"
 
-#: ../lib/library-strings.c:77
+#: ../lib/library-strings.c:76
 msgid "Calculate the kth compound matrix of A"
 msgstr "计算 A 的 k 阶复合矩阵"
 
-#: ../lib/library-strings.c:78
+#: ../lib/library-strings.c:77
 msgid "Delete a column of a matrix"
 msgstr "删除矩阵的某一列"
 
-#: ../lib/library-strings.c:79
+#: ../lib/library-strings.c:78
 msgid "Delete a row of a matrix"
 msgstr "删除矩阵的某一行"
 
-#: ../lib/library-strings.c:80
+#: ../lib/library-strings.c:79
 msgid "Get the dot product of two vectors (no conjugates)"
 msgstr "求两个向量的点乘(未共轭)"
 
-#: ../lib/library-strings.c:81
+#: ../lib/library-strings.c:80
 msgid "Zero out entries above the diagonal"
 msgstr "将对角线上方的元素化为零"
 
-#: ../lib/library-strings.c:82
+#: ../lib/library-strings.c:81
 msgid "Make diagonal matrix from a vector"
 msgstr "从向量生成对角矩阵"
 
-#: ../lib/library-strings.c:83
+#: ../lib/library-strings.c:82
 msgid "Make column vector out of matrix by putting columns above each other"
 msgstr ""
 
-#: ../lib/library-strings.c:84
+#: ../lib/library-strings.c:83
 msgid "Calculate the product of all elements in a matrix"
 msgstr "计算矩阵中所有元素的积"
 
-#: ../lib/library-strings.c:85
+#: ../lib/library-strings.c:84
 msgid "Calculate the sum of all elements in a matrix"
 msgstr "计算矩阵中所有元素的和"
 
-#: ../lib/library-strings.c:86
+#: ../lib/library-strings.c:85
 msgid "Calculate the sum of squares of all elements in a matrix"
 msgstr "计算矩阵中所有元素的平方和"
 
-#: ../lib/library-strings.c:87
+#: ../lib/library-strings.c:86
 msgid "Get the outer product of two vectors"
 msgstr "计算两个向量的外积"
 
-#: ../lib/library-strings.c:88
+#: ../lib/library-strings.c:87
 msgid "Reverse elements in a vector"
 msgstr "反转向量中的元素"
 
-#: ../lib/library-strings.c:89
+#: ../lib/library-strings.c:88
 msgid "Calculate sum of each row in a matrix"
 msgstr "计算矩阵中每行元素的和"
 
-#: ../lib/library-strings.c:90
+#: ../lib/library-strings.c:89
 msgid "Calculate sum of squares of each row in a matrix"
 msgstr "计算矩阵中每行的平方和"
 
+#: ../lib/library-strings.c:90
+msgid "Shuffle elements in a vector"
+msgstr "打乱向量中的元素"
+
 #: ../lib/library-strings.c:91
 msgid "Sort vector elements"
 msgstr "对向量元素排序"
@@ -434,7 +432,7 @@ msgstr "移除 M 中的所有全零行"
 #: ../lib/library-strings.c:93
 #, fuzzy
 msgid "Return column(s) and row(s) from a matrix"
-msgstr "返回矩阵的列数和行"
+msgstr "返回矩阵的列和行"
 
 #: ../lib/library-strings.c:94
 msgid "Swap two rows in a matrix"
@@ -559,10 +557,11 @@ msgid "Test if a vector is in a subspace"
 msgstr "测试向量是否在子空间中"
 
 #: ../lib/library-strings.c:122
+#, fuzzy
 msgid ""
-"Is a matrix (or number) invertible (Integer matrix is invertible iff it's "
-"invertible over the integers)"
-msgstr "矩阵或数是否可逆(对于整数矩阵,若其中的整数可逆,则矩阵可逆)"
+"Is a matrix (or number) invertible (Integer matrix is invertible if and only "
+"if it is invertible over the integers)"
+msgstr "矩阵或数是否可逆(对于整数矩阵,仅当其中的整数可逆时矩阵可逆)"
 
 #: ../lib/library-strings.c:123
 msgid "Is a matrix (or number) invertible over a field"
@@ -589,7 +588,7 @@ msgid "Is a matrix unitary"
 msgstr "矩阵是否为酉阵"
 
 #: ../lib/library-strings.c:129
-msgid "Get the jordan block corresponding to lambda and n"
+msgid "Get the Jordan block corresponding to lambda and n"
 msgstr "求对应于 lambda 和 n 的约当块"
 
 #: ../lib/library-strings.c:130
@@ -597,53 +596,59 @@ msgid "Get the kernel (nullspace) of a linear transform"
 msgstr "求线性变换的核(零空间)"
 
 #: ../lib/library-strings.c:131
+#, fuzzy
+#| msgid "Get the outer product of two vectors"
+msgid "Compute the Kronecker product of two matrices"
+msgstr "计算两个向量的外积"
+
+#: ../lib/library-strings.c:132
 msgid ""
 "Get the LU decomposition of A and store the result in the L and U which "
 "should be references.  If not possible returns false."
 msgstr "求 A 的 LU 分解,并将结果保存在相关联的 L 和 U 中。无解时返回 false。"
 
-#: ../lib/library-strings.c:132
+#: ../lib/library-strings.c:133
 #, fuzzy
 msgid "Get the i-j minor of a matrix"
 msgstr "取得矩阵的 i-j 阶子式"
 
-#: ../lib/library-strings.c:133
+#: ../lib/library-strings.c:134
 #, fuzzy
 msgid "Return the columns that are not the pivot columns of a matrix"
 msgstr "返回矩阵中非主元的列"
 
-#: ../lib/library-strings.c:134
+#: ../lib/library-strings.c:135
 msgid "Get the p Norm (or 2 Norm if no p is supplied) of a vector"
 msgstr "求向量的 p-范数(或 2-范数,若 p 未给出)"
 
-#: ../lib/library-strings.c:135
+#: ../lib/library-strings.c:136
 #, fuzzy
 msgid "Get the nullity of a matrix"
 msgstr "取得矩阵的行数"
 
-#: ../lib/library-strings.c:136
+#: ../lib/library-strings.c:137
 msgid "Get the orthogonal complement of the columnspace"
 msgstr "求列空间的正交补"
 
-#: ../lib/library-strings.c:137
+#: ../lib/library-strings.c:138
 msgid ""
 "Projection of vector v onto subspace W given a sesquilinear form B (if not "
 "given use Hermitian product)"
 msgstr ""
 
-#: ../lib/library-strings.c:138
+#: ../lib/library-strings.c:139
 msgid "Get the QR decomposition of A, returns R and Q can be a reference"
 msgstr "求 A 的 QR 分解,返回相关联的 R 和 Q"
 
-#: ../lib/library-strings.c:139
+#: ../lib/library-strings.c:140
 msgid "Get the rank of a matrix"
 msgstr "求取矩阵的秩"
 
-#: ../lib/library-strings.c:140
+#: ../lib/library-strings.c:141
 msgid "Return the Rayleigh quotient of a matrix and a vector"
 msgstr "返回矩阵和向量的瑞利商"
 
-#: ../lib/library-strings.c:141
+#: ../lib/library-strings.c:142
 #, fuzzy
 msgid ""
 "Compute an eigenvalue using the Rayleigh Quotient Iteration method until we "
@@ -651,650 +656,714 @@ msgid ""
 msgstr ""
 "用瑞利商迭代法计算特征值,直到得到特征值的误差 epsilon 或到达最大迭代次数"
 
-#: ../lib/library-strings.c:142
+#: ../lib/library-strings.c:143
 msgid "Rosser matrix, a classic symmetric eigenvalue test problem"
 msgstr ""
 
-#: ../lib/library-strings.c:143
+#: ../lib/library-strings.c:144
 msgid "Rotation around origin in R^2"
 msgstr "在 R^2 中绕原点旋转"
 
-#: ../lib/library-strings.c:144
+#: ../lib/library-strings.c:145
 msgid "Rotation around origin in R^3 about the x-axis"
 msgstr "在 R^3 中相对 x 轴绕原点旋转"
 
-#: ../lib/library-strings.c:145
+#: ../lib/library-strings.c:146
 msgid "Rotation around origin in R^3 about the y-axis"
 msgstr "在 R^3 中相对 y 轴绕原点旋转"
 
-#: ../lib/library-strings.c:146
+#: ../lib/library-strings.c:147
 msgid "Rotation around origin in R^3 about the z-axis"
 msgstr "在 R^3 中相对 z 轴绕原点旋转"
 
-#: ../lib/library-strings.c:147
+#: ../lib/library-strings.c:148
 msgid "Get a basis matrix for the rowspace of a matrix"
 msgstr "求取矩阵行空间的一个基矩阵"
 
-#: ../lib/library-strings.c:148
+#: ../lib/library-strings.c:149
 msgid ""
 "Evaluate (v,w) with respect to the sesquilinear form given by the matrix A"
 msgstr ""
 
-#: ../lib/library-strings.c:149
+#: ../lib/library-strings.c:150
 msgid ""
 "Return a function that evaluates two vectors with respect to the "
 "sesquilinear form given by A"
 msgstr ""
 
-#: ../lib/library-strings.c:150
+#: ../lib/library-strings.c:151
 msgid "Smith Normal Form for fields (will end up with 1's on the diagonal)"
 msgstr ""
 
-#: ../lib/library-strings.c:151
+#: ../lib/library-strings.c:152
 msgid "Smith Normal Form for square integer matrices (not its characteristic)"
 msgstr ""
 
-#: ../lib/library-strings.c:152
+#: ../lib/library-strings.c:153
 msgid ""
 "Return the Toeplitz matrix constructed given the first column c and "
 "(optionally) the first row r."
 msgstr ""
 
-#: ../lib/library-strings.c:153
+#: ../lib/library-strings.c:154
 msgid "Calculate the trace of a matrix"
 msgstr "计算矩阵的迹"
 
-#: ../lib/library-strings.c:154
+#: ../lib/library-strings.c:155
 msgid "Transpose of a matrix"
 msgstr "矩阵的转置"
 
-#: ../lib/library-strings.c:155
+#: ../lib/library-strings.c:156
 msgid "Return the Vandermonde matrix"
 msgstr "返回范德蒙(Vandermonde)矩阵"
 
-#: ../lib/library-strings.c:156
+#: ../lib/library-strings.c:157
 msgid "The angle of two vectors, given an inner product"
 msgstr "两个向量的夹角,给定一个内积"
 
-#: ../lib/library-strings.c:157
+#: ../lib/library-strings.c:158
 msgid "The direct sum of the vector spaces M and N"
 msgstr "向量空间 M 和 N 的直和"
 
-#: ../lib/library-strings.c:158
+#: ../lib/library-strings.c:159
 msgid "Intersection of the subspaces given by M and N"
 msgstr "由 M 和 N 分别指定的子空间的交集"
 
-#: ../lib/library-strings.c:159
+#: ../lib/library-strings.c:160
 msgid ""
 "The sum of the vector spaces M and N, that is {w | w=m+n, m in M, n in N}"
 msgstr "向量空间 M 和 N 的和,即 {w | w=m+n, m in M, n in N}"
 
-#: ../lib/library-strings.c:160
+#: ../lib/library-strings.c:161
 msgid "Get the classical adjoint (adjugate) of a matrix"
 msgstr "计算矩阵的经典伴随矩阵"
 
-#: ../lib/library-strings.c:161
+#: ../lib/library-strings.c:162
 msgid "Compute the Column Reduced Echelon Form"
 msgstr ""
 
-#: ../lib/library-strings.c:162
-msgid "Get n'th catalan number"
+#: ../lib/library-strings.c:163
+msgid "Get nth Catalan number"
 msgstr "求取第 n 个 catalan 数"
 
-#: ../lib/library-strings.c:163
+#: ../lib/library-strings.c:164
 msgid "Double factorial: n(n-2)(n-4)..."
 msgstr "双阶乘:n(n-2)(n-4)..."
 
-#: ../lib/library-strings.c:164
+#: ../lib/library-strings.c:165
 msgid "Factorial: n(n-1)(n-2)..."
 msgstr "阶乘:n(n-1)(n-2)..."
 
-#: ../lib/library-strings.c:165
+#: ../lib/library-strings.c:166
 msgid "Falling factorial: (n)_k = n(n-1)...(n-(k-1))"
 msgstr ""
 
-#: ../lib/library-strings.c:166
-msgid "Calculate n'th Fibonacci number"
+#: ../lib/library-strings.c:167
+msgid "Calculate nth Fibonacci number"
 msgstr "计算第 n 个 Fibonacci 数"
 
-#: ../lib/library-strings.c:167
+#: ../lib/library-strings.c:168
 msgid "Calculate the Frobenius number for a coin problem"
 msgstr ""
 
-#: ../lib/library-strings.c:168
+#: ../lib/library-strings.c:169
 msgid ""
 "Galois matrix given a linear combining rule (a_1*x_+...+a_n*x_n=x_(n+1))"
 msgstr ""
 
-#: ../lib/library-strings.c:169
+#: ../lib/library-strings.c:170
 msgid "Use greedy algorithm to find c, for c . v = n.  (v must be sorted)"
 msgstr ""
 
-#: ../lib/library-strings.c:170
+#: ../lib/library-strings.c:171
 msgid "Harmonic Number, the nth harmonic number of order r"
 msgstr ""
 
-#: ../lib/library-strings.c:171
+#: ../lib/library-strings.c:172
 msgid ""
-"Hofstadter's function q(n) defined by q(1)=1, q(2)=1, q(n)=q(n-q(n-1))+q(n-q"
-"(n-2))"
+"Hofstadter's function q(n) defined by q(1)=1, q(2)=1, q(n)=q(n-q(n-1))+q(n-"
+"q(n-2))"
 msgstr ""
 
-#: ../lib/library-strings.c:172
-msgid "Compute linear recursive sequence using galois stepping"
+#: ../lib/library-strings.c:173
+msgid "Compute linear recursive sequence using Galois stepping"
 msgstr ""
 
-#: ../lib/library-strings.c:173
+#: ../lib/library-strings.c:174
 msgid "Calculate multinomial coefficients"
 msgstr ""
 
-#: ../lib/library-strings.c:174
-msgid "Get the pascal's triangle as a matrix"
+#: ../lib/library-strings.c:175
+msgid "Get the Pascal's triangle as a matrix"
 msgstr "求矩阵形式的杨辉三角"
 
-#: ../lib/library-strings.c:175
+#: ../lib/library-strings.c:176
 msgid "(Pochhammer) Rising factorial: (n)_k = n(n+1)...(n+(k-1))"
 msgstr ""
 
-#: ../lib/library-strings.c:176
+#: ../lib/library-strings.c:177
 msgid "Stirling number of the first kind"
 msgstr ""
 
-#: ../lib/library-strings.c:177
+#: ../lib/library-strings.c:178
 msgid "Stirling number of the second kind"
 msgstr ""
 
-#: ../lib/library-strings.c:178
+#: ../lib/library-strings.c:179
 msgid "Subfactorial: n! times sum_{k=1}^n (-1)^k/k!"
 msgstr ""
 
-#: ../lib/library-strings.c:179
+#: ../lib/library-strings.c:180
 msgid "Calculate the nth triangular number"
 msgstr "计算第 n 个三角数"
 
-#: ../lib/library-strings.c:180
-#, fuzzy
+#: ../lib/library-strings.c:181
 msgid "Calculate permutations"
 msgstr "计算排列数"
 
-#: ../lib/library-strings.c:181
+#: ../lib/library-strings.c:182
 msgid ""
 "Integration of f by Composite Simpson's Rule on the interval [a,b] with the "
 "number of steps calculated by the fourth derivative bound and the desired "
 "tolerance"
 msgstr ""
 
-#: ../lib/library-strings.c:182
+#: ../lib/library-strings.c:183
 msgid ""
 "Attempt to calculate derivative by trying first symbolically and then "
 "numerically"
 msgstr ""
 
-#: ../lib/library-strings.c:183
+#: ../lib/library-strings.c:184
 msgid ""
 "Return a function which is the even periodic extension of f defined on the "
 "interval [0,L]"
 msgstr ""
 
-#: ../lib/library-strings.c:184
+#: ../lib/library-strings.c:185
 msgid ""
 "Return a function which is a Fourier series with the coefficients given by "
 "the vectors a (sines) and b (cosines).  Note that a@(1) is the constant "
 "coefficient!"
 msgstr ""
 
-#: ../lib/library-strings.c:185
+#: ../lib/library-strings.c:186
 msgid "Try to calculate an infinite product for a single parameter function"
 msgstr ""
 
-#: ../lib/library-strings.c:186
+#: ../lib/library-strings.c:187
 msgid ""
 "Try to calculate an infinite product for a double parameter function with "
 "func(arg,n)"
 msgstr ""
 
-#: ../lib/library-strings.c:187
+#: ../lib/library-strings.c:188
 msgid "Try to calculate an infinite sum for a single parameter function"
 msgstr ""
 
-#: ../lib/library-strings.c:188
+#: ../lib/library-strings.c:189
 msgid ""
-"Try to calculate an infinite sum for a double parameter function with func"
-"(arg,n)"
+"Try to calculate an infinite sum for a double parameter function with "
+"func(arg,n)"
 msgstr ""
 
-#: ../lib/library-strings.c:189
+#: ../lib/library-strings.c:190
 msgid ""
 "Try and see if a real-valued function is continuous at x0 by calculating the "
 "limit there"
 msgstr ""
 
-#: ../lib/library-strings.c:190
+#: ../lib/library-strings.c:191
 msgid ""
 "Test for differentiability by approximating the left and right limits and "
 "comparing"
 msgstr ""
 
-#: ../lib/library-strings.c:191
+#: ../lib/library-strings.c:192
 msgid "Calculate the left limit of a real-valued function at x0"
 msgstr "计算实值函数在 x0 点的左极限"
 
-#: ../lib/library-strings.c:192
+#: ../lib/library-strings.c:193
 msgid ""
 "Calculate the limit of a real-valued function at x0.  Tries to calculate "
 "both left and right limits."
 msgstr "计算实值函数在 x0 处的极限。将同时尝试计算左极限和右极限。"
 
-#: ../lib/library-strings.c:193
+#: ../lib/library-strings.c:194
 msgid "Integration by midpoint rule"
 msgstr ""
 
-#: ../lib/library-strings.c:194
+#: ../lib/library-strings.c:195
 msgid "Attempt to calculate numerical derivative"
 msgstr "尝试计算数值导数"
 
-#: ../lib/library-strings.c:195
+#: ../lib/library-strings.c:196
 msgid ""
 "Numerically compute the coefficients for a cosine Fourier series for a "
 "function on [0,L] up to the Nth coefficient."
 msgstr ""
 
-#: ../lib/library-strings.c:196
+#: ../lib/library-strings.c:197
 msgid ""
 "Return a function which is the Fourier cosine series of f on [0,L] with "
 "coefficients up to N computed numerically"
 msgstr ""
 
-#: ../lib/library-strings.c:197
+#: ../lib/library-strings.c:198
 msgid ""
 "Numerically compute the coefficients for a Fourier series with half-period L "
 "up to the Nth coefficient."
 msgstr ""
 
-#: ../lib/library-strings.c:198
+#: ../lib/library-strings.c:199
 msgid ""
 "Return a function which is the Fourier series of f with half-period L with "
 "coefficients up to N computed numerically"
 msgstr ""
 
-#: ../lib/library-strings.c:199
+#: ../lib/library-strings.c:200
 msgid ""
 "Numerically compute the coefficients for a sine Fourier series for a "
 "function on [0,L] up to the Nth coefficient."
 msgstr ""
 
-#: ../lib/library-strings.c:200
+#: ../lib/library-strings.c:201
 msgid ""
 "Return a function which is the Fourier sine series of f on [0,L] with "
 "coefficients up to N computed numerically"
 msgstr ""
 
-#: ../lib/library-strings.c:201
+#: ../lib/library-strings.c:202
 msgid ""
 "Integration by rule set in NumericalIntegralFunction of f from a to b using "
 "NumericalIntegralSteps steps"
 msgstr ""
 
-#: ../lib/library-strings.c:202
+#: ../lib/library-strings.c:203
 msgid "Attempt to calculate numerical left derivative"
 msgstr ""
 
-#: ../lib/library-strings.c:203
+#: ../lib/library-strings.c:204
 msgid "Attempt to calculate the limit of f(step_fun(i)) as i goes from 1 to N"
 msgstr ""
 
-#: ../lib/library-strings.c:204
+#: ../lib/library-strings.c:205
 msgid "Attempt to calculate numerical right derivative"
 msgstr ""
 
-#: ../lib/library-strings.c:205
+#: ../lib/library-strings.c:206
 msgid ""
 "Return a function which is the odd periodic extension of f defined on the "
 "interval [0,L]"
 msgstr ""
 
-#: ../lib/library-strings.c:206
+#: ../lib/library-strings.c:207
 msgid "Compute one-sided derivative using five point formula"
 msgstr ""
 
-#: ../lib/library-strings.c:207
+#: ../lib/library-strings.c:208
 msgid "Compute one-sided derivative using three-point formula"
 msgstr ""
 
-#: ../lib/library-strings.c:208
+#: ../lib/library-strings.c:209
 msgid ""
 "Return a function which is the periodic extension of f defined on the "
 "interval [a,b]"
 msgstr ""
 
-#: ../lib/library-strings.c:209
+#: ../lib/library-strings.c:210
 msgid "Calculate the right limit of a real-valued function at x0"
 msgstr ""
 
-#: ../lib/library-strings.c:210
+#: ../lib/library-strings.c:211
 msgid "Compute two-sided derivative using five-point formula"
 msgstr ""
 
-#: ../lib/library-strings.c:211
+#: ../lib/library-strings.c:212
 msgid "Compute two-sided derivative using three-point formula"
 msgstr ""
 
-#: ../lib/library-strings.c:212
+#: ../lib/library-strings.c:213
 msgid "argument (angle) of complex number"
 msgstr "复数的辐角"
 
-#: ../lib/library-strings.c:213
-msgid "Dirichlet kernel of order n"
-msgstr ""
-
 #: ../lib/library-strings.c:214
-msgid "Returns 1 iff all elements are zero"
+msgid "Dirichlet kernel of order n"
 msgstr ""
 
 #: ../lib/library-strings.c:215
-msgid "The error function, 2/sqrt(pi) * int_0^x e^(-t^2) dt"
+msgid "Returns 1 if and only if all elements are zero"
 msgstr ""
 
 #: ../lib/library-strings.c:216
-msgid "Fejer kernel of order n"
+msgid "The error function, 2/sqrt(pi) * int_0^x e^(-t^2) dt"
 msgstr ""
 
 #: ../lib/library-strings.c:217
-msgid "Returns 1 iff all elements are equal"
+msgid "Fejer kernel of order n"
 msgstr ""
 
 #: ../lib/library-strings.c:218
+msgid "Returns 1 if and only if all elements are equal"
+msgstr ""
+
+#: ../lib/library-strings.c:219
+msgid ""
+"Principal branch of the Lambert W function for real values greater than or "
+"equal to -1/e"
+msgstr ""
+
+#: ../lib/library-strings.c:220
+msgid ""
+"The minus-one branch of the Lambert W function for real values between -1/e "
+"and 0"
+msgstr ""
+
+#: ../lib/library-strings.c:221
 msgid "Find the first value where f(x)=0"
 msgstr "计算 f(x)=0 的第一个根。"
 
-#: ../lib/library-strings.c:219
+#: ../lib/library-strings.c:222
 msgid "Moebius mapping of the disk to itself mapping a to 0"
 msgstr ""
 
-#: ../lib/library-strings.c:220
+#: ../lib/library-strings.c:223
 msgid ""
 "Moebius mapping using the cross ratio taking z2,z3,z4 to 1,0, and infinity "
 "respectively"
 msgstr ""
 
-#: ../lib/library-strings.c:221
+#: ../lib/library-strings.c:224
 msgid ""
 "Moebius mapping using the cross ratio taking infinity to infinity and z2,z3 "
 "to 1 and 0 respectively"
 msgstr ""
 
-#: ../lib/library-strings.c:222
+#: ../lib/library-strings.c:225
 msgid ""
 "Moebius mapping using the cross ratio taking infinity to 1 and z3,z4 to 0 "
 "and infinity respectively"
 msgstr ""
 
-#: ../lib/library-strings.c:223
+#: ../lib/library-strings.c:226
 msgid ""
 "Moebius mapping using the cross ratio taking infinity to 0 and z2,z4 to 1 "
 "and infinity respectively"
 msgstr ""
 
-#: ../lib/library-strings.c:224
+#: ../lib/library-strings.c:227
 msgid ""
 "Poisson kernel on D(0,1) (not normalized to 1, that is integral of this is "
 "2pi)"
 msgstr ""
 
-#: ../lib/library-strings.c:225
+#: ../lib/library-strings.c:228
 msgid "Poisson kernel on D(0,R) (not normalized to 1)"
 msgstr ""
 
-#: ../lib/library-strings.c:226
+#: ../lib/library-strings.c:229
 msgid ""
 "The unit step function = 0 for x<0, 1 otherwise.  This is the integral of "
 "the Dirac Delta function."
 msgstr ""
 
-#: ../lib/library-strings.c:227
+#: ../lib/library-strings.c:230
 msgid "The cis function, that is cos(x)+i*sin(x)"
 msgstr "cis 函数,即 cos(x)+i*sin(x)"
 
-#: ../lib/library-strings.c:228
+#: ../lib/library-strings.c:231
 msgid "Convert degrees to radians"
 msgstr "将角度换算成弧度"
 
-#: ../lib/library-strings.c:229
+#: ../lib/library-strings.c:232
 msgid "Convert radians to degrees"
 msgstr "将弧度换算成角度"
 
-#: ../lib/library-strings.c:230
+#: ../lib/library-strings.c:233
 msgid "Find roots of a cubic polynomial (given as vector of coefficients)"
 msgstr "计算三次多项式的根(系数以向量形式给出)"
 
-#: ../lib/library-strings.c:231
+#: ../lib/library-strings.c:234
 msgid ""
 "Use classical Euler's method to numerically solve y'=f(x,y) for initial x0,"
 "y0 going to x1 with n increments, returns y at x1"
 msgstr ""
 "使用经典欧拉方法数值解 y'=f(x,y),n 步从初始 x0, y0 到 x1,使用 x1 返回 y。"
 
-#: ../lib/library-strings.c:232
+#: ../lib/library-strings.c:235
 msgid ""
 "Use classical Euler's method to numerically solve y'=f(x,y) for initial x0,"
 "y0 going to x1 with n increments, returns an n+1 by 2 matrix of values"
 msgstr ""
 
-#: ../lib/library-strings.c:233
-msgid "Find root of a function using the bisection method"
-msgstr "使用二分法计算函数的根"
+#: ../lib/library-strings.c:236
+msgid ""
+"Find root of a function using the bisection method to within TOL tolerance "
+"in up to N iterations.  f(a) and f(b) must have opposite signs."
+msgstr ""
 
-#: ../lib/library-strings.c:234
-msgid "Find root of a function using the method of false position"
+#: ../lib/library-strings.c:237
+msgid ""
+"Find root of a function using the method of false position to within TOL "
+"tolerance in up to N iterations.  f(a) and f(b) must have opposite signs."
 msgstr ""
 
-#: ../lib/library-strings.c:235
+#: ../lib/library-strings.c:238
 msgid "Find root of a function using the Muller's method"
 msgstr ""
 
-#: ../lib/library-strings.c:236
-msgid "Find root of a function using the secant method"
+#: ../lib/library-strings.c:239
+msgid ""
+"Find root of a function using the secant method to within TOL tolerance in "
+"up to N iterations.  f(a) and f(b) must have opposite signs."
 msgstr ""
 
-#: ../lib/library-strings.c:237
+#: ../lib/library-strings.c:240
+#, fuzzy
+#| msgid ""
+#| "Run newton's method on a polynomial to attempt to find a root, returns "
+#| "after two successive values are within epsilon or after maxn tries (then "
+#| "returns null)"
+msgid ""
+"Attempt to find a zero of a functionf with derivative df and second "
+"derivative ddf using Halleys's method, returning after two successive values "
+"are within epsilon or after maxn tries (then returns null)"
+msgstr ""
+"用牛顿方法寻找多项式的根,在两个相邻值的差小于阈值 epsilon 或尝试次数超过 "
+"maxn 时返回(后者返回 null)"
+
+#: ../lib/library-strings.c:241
+#, fuzzy
+#| msgid ""
+#| "Run newton's method on a polynomial to attempt to find a root, returns "
+#| "after two successive values are within epsilon or after maxn tries (then "
+#| "returns null)"
+msgid ""
+"Attempt to find a zero of a functionf with derivative df using Newton's "
+"method, returning after two successive values are within epsilon or after "
+"maxn tries (then returns null)"
+msgstr ""
+"用牛顿方法寻找多项式的根,在两个相邻值的差小于阈值 epsilon 或尝试次数超过 "
+"maxn 时返回(后者返回 null)"
+
+#: ../lib/library-strings.c:242
 msgid "Find roots of a polynomial (given as vector of coefficients)"
 msgstr "计算多项式的根(以向量形式给出系数)"
 
-#: ../lib/library-strings.c:238
+#: ../lib/library-strings.c:243
 msgid "Find roots of a quartic polynomial (given as vector of coefficients)"
 msgstr "求四次多项式的根(以向量形式给出系数)"
 
-#: ../lib/library-strings.c:239
+#: ../lib/library-strings.c:244
 msgid ""
 "Use classical non-adaptive Runge-Kutta of fourth order method to numerically "
 "solve y'=f(x,y) for initial x0,y0 going to x1 with n increments, returns y "
 "at x1"
 msgstr ""
 
-#: ../lib/library-strings.c:240
+#: ../lib/library-strings.c:245
 msgid ""
 "Use classical non-adaptive Runge-Kutta of fourth order method to numerically "
 "solve y'=f(x,y) for initial x0,y0 going to x1 with n increments, returns an n"
 "+1 by 2 matrix of values"
 msgstr ""
 
-#: ../lib/library-strings.c:241
+#: ../lib/library-strings.c:246
 msgid "Calculate average of an entire matrix"
 msgstr "计算整个矩阵的平均值"
 
-#: ../lib/library-strings.c:242
+#: ../lib/library-strings.c:247
 msgid "Integral of the GaussFunction from 0 to x (area under the normal curve)"
 msgstr ""
 
-#: ../lib/library-strings.c:243
+#: ../lib/library-strings.c:248
 msgid "The normalized Gauss distribution function (the normal curve)"
 msgstr ""
 
-#: ../lib/library-strings.c:244
+#: ../lib/library-strings.c:249
 msgid "Calculate median of an entire matrix"
 msgstr "计算整个矩阵的中间值"
 
-#: ../lib/library-strings.c:245
+#: ../lib/library-strings.c:250
 msgid "Calculate the population standard deviation of a whole matrix"
 msgstr ""
 
-#: ../lib/library-strings.c:246
+#: ../lib/library-strings.c:251
 msgid "Calculate average of each row in a matrix"
 msgstr "计算矩阵每一行的平均值"
 
-#: ../lib/library-strings.c:247
+#: ../lib/library-strings.c:252
 msgid "Calculate median of each row in a matrix"
 msgstr ""
 
-#: ../lib/library-strings.c:248
+#: ../lib/library-strings.c:253
 msgid ""
 "Calculate the population standard deviations of rows of a matrix and return "
 "a vertical vector"
 msgstr ""
 
-#: ../lib/library-strings.c:249
+#: ../lib/library-strings.c:254
 msgid ""
 "Calculate the standard deviations of rows of a matrix and return a vertical "
 "vector"
 msgstr "计算矩阵各行的标准差并返回一个列向量"
 
-#: ../lib/library-strings.c:250
+#: ../lib/library-strings.c:255
 msgid "Calculate the standard deviation of a whole matrix"
 msgstr "计算整个矩阵的标准差"
 
-#: ../lib/library-strings.c:251
+#: ../lib/library-strings.c:256
+#, fuzzy
+#| msgid ""
+#| "Run newton's method on a polynomial to attempt to find a root, returns "
+#| "after two successive values are within epsilon or after maxn tries (then "
+#| "returns null)"
 msgid ""
-"Run newton's method on a polynomial to attempt to find a root, returns after "
-"two successive values are within epsilon or after maxn tries (then returns "
-"null)"
+"Attempt to find a root of a polynomial using Newton's method, returning "
+"after two successive values are within epsilon or after maxn tries (then "
+"returns null)"
 msgstr ""
 "用牛顿方法寻找多项式的根,在两个相邻值的差小于阈值 epsilon 或尝试次数超过 "
 "maxn 时返回(后者返回 null)"
 
-#: ../lib/library-strings.c:252
+#: ../lib/library-strings.c:257
 msgid "Returns a set where every element of X appears only once"
 msgstr ""
 
-#: ../lib/library-strings.c:253
+#: ../lib/library-strings.c:258
 msgid ""
 "Returns a set theoretic union of X and Y (X and Y are vectors pretending to "
 "be sets)"
 msgstr ""
 
-#: ../lib/library-strings.c:254
+#: ../lib/library-strings.c:259
+msgid ""
+"For a Hilbert function that is c for degree d, given the Macaulay bound for "
+"the Hilbert function of degree d+1 (The c^<d> operator from Green's proof)"
+msgstr ""
+
+#: ../lib/library-strings.c:260
+msgid "The c_<d> operator from Green's proof of Macaulay's Theorem"
+msgstr ""
+
+#: ../lib/library-strings.c:261
+msgid "Return the dth Macaulay representation of a positive integer c"
+msgstr ""
+
+#: ../lib/library-strings.c:262
 msgid "Attempt to symbolically differentiate a function n times"
 msgstr "尝试对函数进行 n 次符号求导"
 
-#: ../lib/library-strings.c:255
+#: ../lib/library-strings.c:263
 msgid ""
 "Attempt to symbolically differentiate a function n times quietly and return "
 "null on failure"
 msgstr "尝试对一个函数进行 n 次求导,只给出最后结果,如果失败返回 null。"
 
-#: ../lib/library-strings.c:256
+#: ../lib/library-strings.c:264
 msgid ""
-"Attempt to construct the taylor approximation function around x0 to the nth "
+"Attempt to construct the Taylor approximation function around x0 to the nth "
 "degree."
 msgstr ""
 
-#: ../src/calc.c:217
+#: ../src/calc.c:212
 msgid "Uncategorized"
 msgstr "未分类的"
 
-#: ../src/calc.c:399
+#: ../src/calc.c:394
 msgid "Trying to set an alias for an alias"
 msgstr "试图给一个别名设置别名"
 
-#: ../src/calc.c:978
+#: ../src/calc.c:973
 msgid "Bad identifier for function node!"
 msgstr "函数节点的错误标识符!"
 
-#: ../src/calc.c:1016 ../src/eval.c:6439 ../src/eval.c:6633
+#: ../src/calc.c:1023 ../src/eval.c:7177 ../src/eval.c:7384
 msgid "Unexpected operator!"
 msgstr "异常的操作符"
 
 #. FIXME:
-#: ../src/calc.c:1208
+#: ../src/calc.c:1215
 msgid "Cannot currently print polynomials of more than 3 vars"
 msgstr "当前不能打印变量超过 3 个的多项式"
 
-#: ../src/calc.c:1300
+#: ../src/calc.c:1307
 msgid "NULL function!"
 msgstr "空函数!"
 
 #. variable and reference functions should
 #. never be in the etree
-#: ../src/calc.c:1366
+#: ../src/calc.c:1373
 msgid "Unexpected function type!"
 msgstr "异常的函数类型!"
 
-#: ../src/calc.c:1381
+#: ../src/calc.c:1388
 msgid "NULL tree!"
 msgstr "空树!"
 
-#: ../src/calc.c:1471 ../src/eval.c:6932
+#: ../src/calc.c:1478 ../src/eval.c:7683
 msgid "Unexpected node!"
 msgstr "异常的节点!"
 
-#: ../src/calc.c:1966
+#: ../src/calc.c:1973
 #, c-format
 msgid "File '%s' is a wrong version of GEL"
 msgstr "文件“%s”的 GEL 版本错误"
 
-#: ../src/calc.c:2016 ../src/calc.c:2025 ../src/calc.c:2030 ../src/calc.c:2039
-#: ../src/calc.c:2044 ../src/calc.c:2053 ../src/calc.c:2058 ../src/calc.c:2067
-#: ../src/calc.c:2072 ../src/calc.c:2083 ../src/calc.c:2088 ../src/calc.c:2099
-#: ../src/calc.c:2106 ../src/calc.c:2119 ../src/calc.c:2125 ../src/calc.c:2132
-#: ../src/calc.c:2141 ../src/calc.c:2152 ../src/calc.c:2158 ../src/calc.c:2165
-#: ../src/calc.c:2171 ../src/calc.c:2178 ../src/calc.c:2184 ../src/calc.c:2191
-#: ../src/calc.c:2197 ../src/calc.c:2204 ../src/calc.c:2210 ../src/calc.c:2217
-#: ../src/calc.c:2223 ../src/calc.c:2230 ../src/calc.c:2236 ../src/calc.c:2243
-#: ../src/calc.c:2259 ../src/calc.c:2277 ../src/calc.c:2287
+#: ../src/calc.c:2023 ../src/calc.c:2032 ../src/calc.c:2037 ../src/calc.c:2046
+#: ../src/calc.c:2051 ../src/calc.c:2060 ../src/calc.c:2065 ../src/calc.c:2074
+#: ../src/calc.c:2079 ../src/calc.c:2090 ../src/calc.c:2095 ../src/calc.c:2106
+#: ../src/calc.c:2113 ../src/calc.c:2126 ../src/calc.c:2132 ../src/calc.c:2139
+#: ../src/calc.c:2148 ../src/calc.c:2159 ../src/calc.c:2165 ../src/calc.c:2172
+#: ../src/calc.c:2178 ../src/calc.c:2185 ../src/calc.c:2191 ../src/calc.c:2198
+#: ../src/calc.c:2204 ../src/calc.c:2211 ../src/calc.c:2217 ../src/calc.c:2224
+#: ../src/calc.c:2230 ../src/calc.c:2237 ../src/calc.c:2243 ../src/calc.c:2250
+#: ../src/calc.c:2266 ../src/calc.c:2284 ../src/calc.c:2294
 msgid "Badly formed record"
 msgstr "错误格式的记录"
 
-#: ../src/calc.c:2019
+#: ../src/calc.c:2026
 msgid "Record out of place"
 msgstr "记录位置不正确"
 
-#: ../src/calc.c:2301
+#: ../src/calc.c:2308
 msgid "Missing value for function"
 msgstr "缺少函数值"
 
-#: ../src/calc.c:2327
+#: ../src/calc.c:2334
 msgid "Extra dictionary for NULL function"
 msgstr "空函数的额外字典"
 
-#: ../src/calc.c:2379 ../src/calc.c:2922 ../src/calc.c:2957
+#: ../src/calc.c:2386 ../src/calc.c:2940 ../src/calc.c:2975
 #, c-format
 msgid "Can't open file: '%s'"
 msgstr "无法打开文件:“%s”"
 
-#: ../src/calc.c:2580
-msgid "Load a file into the interpretor"
+#: ../src/calc.c:2587
+msgid "Load a file into the interpreter"
 msgstr "把文件载入解释器"
 
-#: ../src/calc.c:2583
+#: ../src/calc.c:2590
 msgid "Load a plugin"
 msgstr "载入一个插件"
 
-#: ../src/calc.c:2586
+#: ../src/calc.c:2593
 msgid "List files in the current directory"
 msgstr "列出当前目录的文件"
 
-#: ../src/calc.c:2589
+#: ../src/calc.c:2596
 msgid "Change directory"
 msgstr "改变目录"
 
-#: ../src/calc.c:2592
+#: ../src/calc.c:2599
 msgid "Print current directory"
 msgstr "打印当前目录"
 
-#: ../src/calc.c:2595
+#: ../src/calc.c:2602
 msgid "Print help (or help on a function/command)"
 msgstr "打印帮助(或函数/命令的帮助)"
 
-#: ../src/calc.c:2611
+#: ../src/calc.c:2618
 msgid ""
 "\n"
 "For a manual on using Genius and the GEL language type:\n"
@@ -1302,11 +1371,11 @@ msgstr ""
 "\n"
 "要获取一份如何使用 Genius 和 GEL 语言的帮助手册,输入:\n"
 
-#: ../src/calc.c:2613
+#: ../src/calc.c:2620
 msgid "  manual\n"
 msgstr "  手册\n"
 
-#: ../src/calc.c:2617
+#: ../src/calc.c:2624
 msgid ""
 "\n"
 "For help on a specific function type:\n"
@@ -1314,11 +1383,11 @@ msgstr ""
 "\n"
 "指定函数类型的帮助:\n"
 
-#: ../src/calc.c:2619
+#: ../src/calc.c:2626
 msgid "  help FunctionName\n"
 msgstr "  帮助 函数名\n"
 
-#: ../src/calc.c:2623
+#: ../src/calc.c:2630
 msgid ""
 "\n"
 "Commands:\n"
@@ -1326,7 +1395,7 @@ msgstr ""
 "\n"
 "命令:\n"
 
-#: ../src/calc.c:2668
+#: ../src/calc.c:2675
 msgid ""
 "\n"
 "Undocumented:\n"
@@ -1337,196 +1406,198 @@ msgstr ""
 #. func
 #. aliasfor
 #. category
-#: ../src/calc.c:2711
+#: ../src/calc.c:2718
 msgid "Not documented"
 msgstr "没有文档的"
 
-#: ../src/calc.c:2733
+#: ../src/calc.c:2741
 #, c-format
 msgid "'%s' is not documented"
 msgstr "“%s”没有文档"
 
-#: ../src/calc.c:2735
+#: ../src/calc.c:2743
 #, c-format
 msgid "'%s' is not documented.  Perhaps you meant %s."
 msgstr "没有“%s”的文档。您是不是指 %s。"
 
-#: ../src/calc.c:2745
+#: ../src/calc.c:2753
 #, c-format
 msgid "%s is an alias for %s\n"
 msgstr "%s 是 %s 的别名\n"
 
-#: ../src/calc.c:2759
+#: ../src/calc.c:2775
 msgid "Parameter: "
 msgstr "参数:"
 
-#: ../src/calc.c:2784
+#: ../src/calc.c:2802
 msgid "Aliases:"
 msgstr "别名:"
 
-#: ../src/calc.c:2796
+#: ../src/calc.c:2814
 #, c-format
 msgid "Description: %s\n"
 msgstr "描述:%s\n"
 
-#: ../src/calc.c:2982 ../src/calc.c:2989
+#: ../src/calc.c:3000 ../src/calc.c:3007
 #, c-format
 msgid "Error changing to directory '%s': %s"
 msgstr "切换到“%s”目录出错:%s"
 
-#: ../src/calc.c:3003 ../src/calc.c:3014
+#: ../src/calc.c:3021 ../src/calc.c:3032
 #, c-format
 msgid "Can't expand '%s'"
 msgstr "无法扩展 ‘%s’"
 
-#: ../src/calc.c:3084
+#: ../src/calc.c:3102
 #, c-format
 msgid "Cannot open plugin '%s'!"
 msgstr "无法打开插件“%s”!"
 
-#: ../src/calc.c:3174
+#: ../src/calc.c:3192
 #, c-format
 msgid "getcwd error: %s"
 msgstr "getcwd 错误:%s"
 
-#: ../src/calc.c:3233
+#: ../src/calc.c:3251
 #, c-format
 msgid "ERROR: 'pipe' failed: %s"
 msgstr "错误:“pipe”失败:%s"
 
-#: ../src/calc.c:3240 ../src/calc.c:3247
+#: ../src/calc.c:3258 ../src/calc.c:3265
 #, c-format
 msgid "ERROR: 'write' possibly failed: %s"
 msgstr "错误:“write”可能失败了:%s"
 
-#: ../src/calc.c:3315
+#: ../src/calc.c:3333
 msgid "ERROR: Probably corrupt stack!"
 msgstr "错误:也许是堆栈错误!"
 
-#: ../src/calc.c:3327
+#: ../src/calc.c:3345
 msgid ""
 "ERROR: 'local' in a wrong place, can only be first statement in a function!"
 msgstr "错误:“local”位置错误,只能作为函数的第一条语句!"
 
-#: ../src/calc.c:3351
+#: ../src/calc.c:3369
 msgid "ERROR: Can't execute more things at once!"
 msgstr "错误:现在不能执行更多的事情!"
 
-#: ../src/calc.c:3457
+#: ../src/calc.c:3475
 #, c-format
 msgid "ERROR: %s before newline"
 msgstr "错误:换行前有 %s"
 
-#: ../src/calc.c:3459
+#: ../src/calc.c:3477
 #, c-format
 msgid "ERROR: %s at end of input"
 msgstr "错误:输入结束处有 %s"
 
-#: ../src/calc.c:3466
+#: ../src/calc.c:3484
 #, c-format
 msgid "ERROR: %s before '%s'"
 msgstr "错误:“%2$s”前有%1$s"
 
 #: ../src/calc.h:32
-msgid "Copyright (C) 1997-2011 Jiří (George) Lebl, Ph.D."
-msgstr "版权所有 (C) 1997-2011 Jiří (George) Lebl 博士"
+#, fuzzy
+#| msgid "Copyright (C) 1997-2012 Jiří (George) Lebl, Ph.D."
+msgid "Copyright (C) 1997-2013 Jiří (George) Lebl"
+msgstr "版权所有 (C) 1997-2012 Jiří (George) Lebl 博士"
 
-#: ../src/compil.c:537 ../src/compil.c:543
+#: ../src/compil.c:552 ../src/compil.c:561
 msgid "Bad tree record when decompiling"
 msgstr "反编译时出现坏的树记录"
 
-#: ../src/eval.c:1448 ../src/eval.c:1505 ../src/eval.c:1520
+#: ../src/eval.c:1561 ../src/eval.c:1618 ../src/eval.c:1633
 #, fuzzy
-msgid "Cannot compare non value or bool only matrixes"
-msgstr "无法比较有非值元素的矩阵"
+msgid "Cannot compare non value or bool only matrices"
+msgstr "无法比较有非值元素或纯 bool 元素的矩阵"
 
 #. also on rationals but as integers
-#: ../src/eval.c:1576 ../src/eval.c:1622
+#: ../src/eval.c:1689 ../src/eval.c:1735
 msgid "Modulo arithmetic only works on integers"
 msgstr "余算法只能在整数上使用"
 
-#: ../src/eval.c:1834
+#: ../src/eval.c:1941
 msgid ""
 "Can't add/subtract a scalar to non-square matrix (A + x is defined as A + "
 "x*I)"
 msgstr "不能将标量与非方阵相加(A + x 定义为 A + x*I)"
 
-#: ../src/eval.c:1930
-msgid "Can't add/subtract two matricies of different sizes"
+#: ../src/eval.c:2037
+msgid "Can't add/subtract two matrices of different sizes"
 msgstr "不能对两个不同大小的矩阵进行加减"
 
-#: ../src/eval.c:1932
+#: ../src/eval.c:2039
 msgid ""
-"Can't do element by element operations on two matricies of different sizes"
+"Can't do element by element operations on two matrices of different sizes"
 msgstr "不能对两个不同大小的矩阵进行按元素运算"
 
-#: ../src/eval.c:1998
-msgid "Can't multiply matricies of wrong sizes"
+#: ../src/eval.c:2105
+msgid "Can't multiply matrices of wrong sizes"
 msgstr "不能对大小错误的矩阵进行相乘"
 
-#: ../src/eval.c:2049
+#: ../src/eval.c:2156
 msgid "Powers are defined on (square matrix)^(integer) only"
 msgstr "幂运算只在(方阵)^(整数)有定义"
 
-#: ../src/eval.c:2055
+#: ../src/eval.c:2162
 msgid "Powers on matrices in modulo mode are defined on integer matrices only"
 msgstr ""
 
-#: ../src/eval.c:2063
+#: ../src/eval.c:2170
 msgid "Exponent too large"
 msgstr "指数太大"
 
-#: ../src/eval.c:2090 ../src/eval.c:2205 ../src/eval.c:2271
+#: ../src/eval.c:2197 ../src/eval.c:2312 ../src/eval.c:2378
 msgid "Matrix appears singular and can't be inverted"
 msgstr "矩阵为奇异阵,不能求逆"
 
-#: ../src/eval.c:2182
+#: ../src/eval.c:2289
 msgid "Can't divide matrices of different sizes or non-square matrices"
 msgstr "不能对非方阵或不同大小的矩阵做除法"
 
-#: ../src/eval.c:2253
+#: ../src/eval.c:2360
 msgid "Can't divide by a non-square matrix"
 msgstr "不能被非方阵除"
 
-#: ../src/eval.c:2669 ../src/eval.c:2696 ../src/eval.c:2717 ../src/eval.c:2741
-#: ../src/eval.c:2789
+#: ../src/eval.c:2776 ../src/eval.c:2803 ../src/eval.c:2824 ../src/eval.c:2848
+#: ../src/eval.c:2896
 msgid "Operations on functions with variable argument list not supported"
 msgstr "不支持通过可变参数表操作函数"
 
-#: ../src/eval.c:2674
+#: ../src/eval.c:2781
 msgid ""
 "Operations on functions with different number of arguments not supported"
 msgstr "不支持通过不同数目的参数操作函数"
 
-#: ../src/eval.c:2794
+#: ../src/eval.c:2901
 msgid "Function creation with wrong number of arguments"
 msgstr "创建函数的参数数目不正确"
 
-#: ../src/eval.c:3372 ../src/eval.c:4746
+#: ../src/eval.c:3483 ../src/eval.c:4911
 msgid "Unevaluatable function type encountered!"
 msgstr ""
 
-#: ../src/eval.c:3394
+#: ../src/eval.c:3505
 msgid "' or '"
 msgstr "‘ 或 ’"
 
-#: ../src/eval.c:3429
+#: ../src/eval.c:3541
 msgid ""
 "Variable 'i' used uninitialized.  Perhaps you meant to write '1i' for the "
 "imaginary number (square root of -1)."
 msgstr "使用了未初始化的变量‘i’。您想写的是不是虚数‘1i’(-1 的平方根)。"
 
-#: ../src/eval.c:3435 ../src/eval.c:3463 ../src/eval.c:6750
+#: ../src/eval.c:3547 ../src/eval.c:3580 ../src/eval.c:7501
 #, c-format
 msgid "Variable '%s' used uninitialized, perhaps you meant %s."
 msgstr "使用了未初始化的变量“%s”,可能您指的是 %s。"
 
-#: ../src/eval.c:3442 ../src/eval.c:3470 ../src/eval.c:4482 ../src/eval.c:6757
+#: ../src/eval.c:3554 ../src/eval.c:3587 ../src/eval.c:4643 ../src/eval.c:7508
 #, c-format
 msgid "Variable '%s' used uninitialized"
 msgstr "使用的变量‘%s’未经初始化"
 
-#: ../src/eval.c:3474 ../src/eval.c:4525
+#: ../src/eval.c:3595 ../src/eval.c:4689
 #, c-format
 msgid ""
 "Call of '%s' with the wrong number of arguments!\n"
@@ -1535,47 +1606,47 @@ msgstr ""
 "调用‘%s’时参数的个数不正确!\n"
 "(应该是子 %d 个)"
 
-#: ../src/eval.c:3477
+#: ../src/eval.c:3598
 #, c-format
 msgid "Trying to dereference '%s' which is not a reference!\n"
 msgstr "尝试取消引用“%s”,其没有引用!\n"
 
-#: ../src/eval.c:3482
+#: ../src/eval.c:3603
 msgid "NULL reference encountered!"
 msgstr "遇到了空(NULL)引用!"
 
-#: ../src/eval.c:3609
-msgid "Cannot compare matrixes"
+#: ../src/eval.c:3731
+msgid "Cannot compare matrices"
 msgstr "不能比较矩阵"
 
-#: ../src/eval.c:3651
+#: ../src/eval.c:3773
 msgid "Primitives must get numeric/matrix/string arguments"
 msgstr ""
 
-#: ../src/eval.c:3742
+#: ../src/eval.c:3864
 msgid "Bad argument to modular operation"
 msgstr "取模操作的参数有误"
 
-#: ../src/eval.c:4460
+#: ../src/eval.c:4617
 #, c-format
 msgid "Function '%s' used uninitialized, perhaps you meant %s."
 msgstr "使用了未初始化的函数“%s”,可能您指的是 %s。"
 
-#: ../src/eval.c:4467
+#: ../src/eval.c:4624
 #, c-format
 msgid "Function '%s' used uninitialized"
 msgstr "已使用的函数‘%s’未经初始化"
 
-#: ../src/eval.c:4488
+#: ../src/eval.c:4652
 #, c-format
 msgid "Can't dereference '%s'!"
 msgstr "无法取消引用“%s”!"
 
-#: ../src/eval.c:4496
+#: ../src/eval.c:4660
 msgid "Can't call a non-function!"
 msgstr "不能调用一个非函数!"
 
-#: ../src/eval.c:4530
+#: ../src/eval.c:4694
 #, c-format
 msgid ""
 "Call of '%s' with the wrong number of arguments!\n"
@@ -1584,263 +1655,287 @@ msgstr ""
 "调用“%s”时参数的个数不正确!\n"
 "(应多于 %d 个)"
 
-#: ../src/eval.c:4569
+#: ../src/eval.c:4733
 #, c-format
 msgid "Referencing an undefined variable %s!"
 msgstr "引用了未定义的 %s 变量!"
 
-#: ../src/eval.c:4723
+#: ../src/eval.c:4887
 msgid "Reference function with arguments encountered!"
 msgstr "遇到带参数的引用函数!"
 
-#: ../src/eval.c:4728
+#: ../src/eval.c:4892
 msgid "Unnamed reference function encountered!"
 msgstr "遇到了未命名的引用!"
 
-#: ../src/eval.c:4851
+#: ../src/eval.c:5016
 msgid "Bad type for 'for/sum/prod' loop!"
 msgstr "“for/sum/prod”循环中类型错误!"
 
-#: ../src/eval.c:4856
+#: ../src/eval.c:5021
 msgid "'for/sum/prod' loop increment can't be 0"
 msgstr "‘for/sum/prod’循环的增量不能为 0"
 
-#: ../src/eval.c:4967
+#: ../src/eval.c:5147
 msgid "Bad type for 'for in' loop!"
 msgstr "“for in”循环中类型错误!"
 
-#: ../src/eval.c:5131 ../src/eval.c:5164
+#: ../src/eval.c:5312 ../src/eval.c:5345
 msgid "Continue or break outside a loop, assuming \"return null\""
 msgstr "循环之外有 continue 或 break,假设为“return null”"
 
-#: ../src/eval.c:5225
+#: ../src/eval.c:5406
 msgid "Wrong argument type as matrix index"
 msgstr "用作矩阵索引的参数类型错误"
 
-#: ../src/eval.c:5235
+#: ../src/eval.c:5416
 msgid "Matrix index too large"
 msgstr "矩阵索引太大"
 
-#: ../src/eval.c:5238
+#: ../src/eval.c:5419
 msgid "Matrix index less than 1"
 msgstr "矩阵索引不能小于1"
 
-#: ../src/eval.c:5261 ../src/eval.c:5276
+#: ../src/eval.c:5442 ../src/eval.c:5457
 msgid "Matrix index out of range"
 msgstr "矩阵索引越界"
 
-#: ../src/eval.c:5325 ../src/eval.c:5387 ../src/eval.c:5455 ../src/eval.c:5496
-#: ../src/eval.c:5704
+#: ../src/eval.c:5506 ../src/eval.c:5576 ../src/eval.c:5644 ../src/eval.c:5685
+#: ../src/eval.c:5894 ../src/eval.c:5934 ../src/eval.c:6371
 #, c-format
 msgid "Trying to set a protected id '%s'"
 msgstr "尝试设置一个已保护的 id ‘%s’"
 
-#: ../src/eval.c:5343 ../src/eval.c:5382
+#: ../src/eval.c:5532 ../src/eval.c:5571
 msgid "Indexed Lvalue not user function"
 msgstr ""
 
-#: ../src/eval.c:5366 ../src/eval.c:5480
+#: ../src/eval.c:5555 ../src/eval.c:5669 ../src/eval.c:5918
 msgid "Dereference of non-identifier!"
 msgstr ""
 
-#: ../src/eval.c:5372 ../src/eval.c:5486
+#: ../src/eval.c:5561 ../src/eval.c:5675 ../src/eval.c:5924
 msgid "Dereference of undefined variable!"
 msgstr "取消引用未定义的变量!"
 
-#: ../src/eval.c:5376 ../src/eval.c:5490
+#: ../src/eval.c:5565 ../src/eval.c:5679 ../src/eval.c:5928
 msgid "Dereference of non-reference!"
 msgstr ""
 
-#: ../src/eval.c:5405
+#: ../src/eval.c:5594
 msgid "Indexed Lvalue not an identifier or a dereference"
 msgstr ""
 
-#: ../src/eval.c:5443
+#: ../src/eval.c:5632 ../src/eval.c:5970 ../src/eval.c:6338 ../src/eval.c:6345
 msgid "Lvalue not an identifier/dereference/matrix location!"
 msgstr ""
 
-#: ../src/eval.c:5467 ../src/eval.c:5508
+#: ../src/eval.c:5656 ../src/eval.c:5697
 msgid "Referencing an undefined variable!"
 msgstr "引用了未定义的变量!"
 
-#: ../src/eval.c:5554 ../src/eval.c:5632 ../src/eval.c:5641
+#: ../src/eval.c:5747 ../src/eval.c:5829 ../src/eval.c:5838
 msgid "Wrong matrix dimensions when setting"
 msgstr "设置了错误的矩阵维数"
 
-#: ../src/eval.c:5572 ../src/eval.c:5612 ../src/eval.c:5678 ../src/eval.c:5814
-#: ../src/eval.c:5939
+#: ../src/eval.c:5765 ../src/eval.c:5809 ../src/eval.c:5875 ../src/eval.c:6040
+#: ../src/eval.c:6077 ../src/eval.c:6122 ../src/eval.c:6525 ../src/eval.c:6650
 msgid "Matrix index not an integer or a vector"
 msgstr "矩阵索引不是一个整数或向量"
 
-#: ../src/eval.c:5699
+#: ../src/eval.c:5889
+#, c-format
+msgid ""
+"Increment/Swapwith does not work on parameters (trying to increment '%s')"
+msgstr ""
+
+#: ../src/eval.c:5958
+msgid "Increment not a value!"
+msgstr ""
+
+#: ../src/eval.c:5982
+#, c-format
+msgid "Trying to increment non-value id '%s'"
+msgstr "尝试增加一个非数值的 id “%s”"
+
+#: ../src/eval.c:6143 ../src/eval.c:6152
+msgid "Can only swap user variables"
+msgstr "无法交换用户变量"
+
+#: ../src/eval.c:6192 ../src/eval.c:6227 ../src/eval.c:6258 ../src/eval.c:6274
+#: ../src/eval.c:6292 ../src/eval.c:6308
+msgid "Cannot swap matrix regions"
+msgstr "无法交换矩阵中的区域"
+
+#: ../src/eval.c:6366
 msgid "Parameters can only be created in the global context"
 msgstr "只能在全局环境中创建参数"
 
-#: ../src/eval.c:5761 ../src/eval.c:5806 ../src/eval.c:5897
-msgid "Index works only on matricies"
+#: ../src/eval.c:6472 ../src/eval.c:6517 ../src/eval.c:6608
+msgid "Index works only on matrices"
 msgstr "索引只能用在矩阵中"
 
-#: ../src/eval.c:5794
+#: ../src/eval.c:6505
 msgid "Vector index not an integer or a vector"
 msgstr "向量索引不是一个整数或向量"
 
-#: ../src/eval.c:5962
+#: ../src/eval.c:6673
 msgid "number"
 msgstr "数"
 
-#: ../src/eval.c:5963
+#: ../src/eval.c:6674
 msgid "matrix"
 msgstr "矩阵"
 
-#: ../src/eval.c:5964
+#: ../src/eval.c:6675
 msgid "string"
 msgstr "字符串"
 
-#: ../src/eval.c:5965
+#: ../src/eval.c:6676
 msgid "function"
 msgstr "函数"
 
-#: ../src/eval.c:5966
+#: ../src/eval.c:6677
 msgid "identifier"
 msgstr "标识符"
 
-#: ../src/eval.c:5967
+#: ../src/eval.c:6678
 msgid "polynomial"
 msgstr "多项式"
 
-#: ../src/eval.c:5968
+#: ../src/eval.c:6679
 msgid "boolean"
 msgstr "布尔"
 
-#: ../src/eval.c:5988
+#: ../src/eval.c:6702
 msgid "Addition"
 msgstr "加法"
 
-#: ../src/eval.c:5989
+#: ../src/eval.c:6703
 msgid "Element by element addition"
 msgstr "按元素相加"
 
-#: ../src/eval.c:5990
+#: ../src/eval.c:6704
 msgid "Subtraction"
 msgstr "减法"
 
-#: ../src/eval.c:5991
+#: ../src/eval.c:6705
 msgid "Element by element subtraction"
 msgstr "按元素相减"
 
-#: ../src/eval.c:5992
+#: ../src/eval.c:6706
 msgid "Multiplication"
 msgstr "乘法"
 
-#: ../src/eval.c:5993
+#: ../src/eval.c:6707
 msgid "Element by element multiplication"
 msgstr "按元素相乘"
 
-#: ../src/eval.c:5994
+#: ../src/eval.c:6708
 msgid "Division"
 msgstr "除法"
 
-#: ../src/eval.c:5995
+#: ../src/eval.c:6709
 msgid "Element by element division"
 msgstr "按元素相除"
 
-#: ../src/eval.c:5996
+#: ../src/eval.c:6710
 msgid "Back division"
 msgstr ""
 
-#: ../src/eval.c:5997
+#: ../src/eval.c:6711
 msgid "Element by element back division"
 msgstr ""
 
-#: ../src/eval.c:5998
+#: ../src/eval.c:6712
 msgid "Modulo"
 msgstr "余"
 
-#: ../src/eval.c:5999
+#: ../src/eval.c:6713
 msgid "Element by element modulo"
 msgstr "按元素取模"
 
-#: ../src/eval.c:6000
+#: ../src/eval.c:6714
 #, fuzzy
 msgid "Negation"
 msgstr "取反"
 
-#: ../src/eval.c:6001
+#: ../src/eval.c:6715
 msgid "Power"
 msgstr "幂"
 
-#: ../src/eval.c:6002
+#: ../src/eval.c:6716
 msgid "Element by element power"
 msgstr "按元素求幂"
 
-#: ../src/eval.c:6003
+#: ../src/eval.c:6717
 msgid "Factorial"
 msgstr "阶乘"
 
-#: ../src/eval.c:6004
+#: ../src/eval.c:6718
 msgid "Double factorial"
 msgstr "双阶乘"
 
-#: ../src/eval.c:6005
+#: ../src/eval.c:6719
 msgid "Transpose"
 msgstr "转置"
 
-#: ../src/eval.c:6006
+#: ../src/eval.c:6720
 msgid "ConjugateTranspose"
 msgstr "共轭转置"
 
-#: ../src/eval.c:6007
+#: ../src/eval.c:6721
 msgid "Comparison (<=>)"
 msgstr "比较(<=>)"
 
-#: ../src/eval.c:6008
+#: ../src/eval.c:6722
 msgid "XOR"
 msgstr "异或"
 
-#: ../src/eval.c:6009
+#: ../src/eval.c:6723
 msgid "NOT"
 msgstr "非"
 
-#: ../src/eval.c:6029
+#: ../src/eval.c:6743
 #, c-format
 msgid "Bad types for '%s'"
 msgstr "“%s”类型错误"
 
-#: ../src/eval.c:6040
+#: ../src/eval.c:6754
 #, c-format
 msgid "%s not defined on <%s> and <%s>"
 msgstr "%s 未在 <%s> 和 <%s> 上定义"
 
-#: ../src/eval.c:6059
+#: ../src/eval.c:6773
 #, c-format
 msgid "Bad type for '%s'"
 msgstr "“%s”类型错误"
 
-#: ../src/eval.c:6069
+#: ../src/eval.c:6783
 #, c-format
 msgid "%s not defined on <%s>"
 msgstr "%s 未在 <%s> 上定义"
 
-#: ../src/eval.c:6088 ../src/eval.c:6105
+#: ../src/eval.c:6802 ../src/eval.c:6819
 msgid "Vector building only works on numbers"
 msgstr ""
 
 #. FIXME: perhaps we should just return null like octave?
-#: ../src/eval.c:6098
+#: ../src/eval.c:6812
 msgid "Impossible arguments to vector building operator"
 msgstr ""
 
-#: ../src/funclib.c:116
+#: ../src/funclib.c:123
 #, c-format
 msgid "%s: argument too large"
 msgstr "%s:参数太大"
 
-#: ../src/funclib.c:143
+#: ../src/funclib.c:150
 #, c-format
 msgid "Cannot parse version string: %s"
 msgstr "无法解析版本字符串:%s"
 
-#: ../src/funclib.c:172 ../src/gnome-genius.c:1924
+#: ../src/funclib.c:179 ../src/gnome-genius.c:1959
 #, c-format
 msgid ""
 "Genius %s\n"
@@ -1873,1033 +1968,1168 @@ msgstr ""
 "    您应该在收到 Nautilus 的同时收到了 GNU GPL 协议的副本;\n"
 "    如果您没有收到的话,请看 <http://www.gnu.org/licenses/>。\n"
 
-#: ../src/funclib.c:266
+#: ../src/funclib.c:273
 #, c-format
 msgid "%s: trying to undefine a protected id!"
 msgstr "%s:尝试取消定义一个已保护的ID!"
 
-#: ../src/funclib.c:533
+#: ../src/funclib.c:546
 #, c-format
 msgid "%s: trying to set a protected id!"
 msgstr "%s:尝试设置一个已保护的ID!"
 
 #. FIXME: fix this, this should just work too
-#: ../src/funclib.c:539
+#: ../src/funclib.c:552
 #, c-format
 msgid "%s: trying to set a parameter, use the equals sign"
 msgstr "%s:试图设置一个参数,使用等号"
 
-#: ../src/funclib.c:566 ../src/funclib.c:659
+#: ../src/funclib.c:579 ../src/funclib.c:672
 #, c-format
 msgid "%s: Too many arguments, should be at most %d"
 msgstr "%s:变量太多,最多只能有 %d 个"
 
-#: ../src/funclib.c:807
-msgid "Cannot apply function to two differently sized matrixes"
+#: ../src/funclib.c:820
+msgid "Cannot apply function to two differently sized matrices"
 msgstr "无法对两个尺寸不同的矩阵使用函数"
 
-#: ../src/funclib.c:1442 ../src/funclib.c:1479
+#: ../src/funclib.c:1485 ../src/funclib.c:1522 ../src/funclib.c:1559
+#: ../src/funclib.c:1596 ../src/funclib.c:1638 ../src/funclib.c:1675
+#: ../src/funclib.c:1717 ../src/funclib.c:1764
 #, c-format
 msgid "%s: Not implemented (yet) for complex values"
 msgstr "%s:尚未对复数值实现"
 
-#: ../src/funclib.c:1932
+#: ../src/funclib.c:1680 ../src/funclib.c:1722 ../src/funclib.c:1769
+#, c-format
+msgid ""
+"%s: Bessel functions of second kind not defined for nonpositive real numbers"
+msgstr ""
+
+#: ../src/funclib.c:2222
 #, c-format
 msgid "%s: square root for composite moduli is not yet implemented"
 msgstr ""
 
-#: ../src/funclib.c:1940
+#: ../src/funclib.c:2230
 #, c-format
 msgid "%s: Cannot find square root function for prime moduli"
 msgstr ""
 
-#: ../src/funclib.c:1973
+#: ../src/funclib.c:2263
 #, c-format
 msgid "%s: matrix argument is not square"
 msgstr "%s:矩阵参数不是方阵"
 
-#: ../src/funclib.c:2101 ../src/funclib.c:2201
+#: ../src/funclib.c:2404 ../src/funclib.c:2504
 #, c-format
 msgid "%s: matrix argument must be integer only"
 msgstr "%s:矩阵参数只能是整数"
 
-#: ../src/funclib.c:2123 ../src/funclib.c:2223
+#: ../src/funclib.c:2426 ../src/funclib.c:2526
 #, c-format
 msgid "%s: argument must be an integer"
 msgstr "%s:参数必须为整数"
 
-#: ../src/funclib.c:2458 ../src/funclib.c:2545
+#: ../src/funclib.c:2610 ../src/funclib.c:4468 ../src/funclib.c:4497
+#: ../src/funclib.c:4749 ../src/mpwrap.c:3790 ../src/mpwrap.c:3809
+#: ../src/mpwrap.c:3866 ../src/mpwrap.c:3895 ../src/mpwrap.c:3912
+#: ../src/mpwrap.c:3961
+msgid "Division by zero!"
+msgstr "零除错误!"
+
+#: ../src/funclib.c:2792 ../src/funclib.c:2879
 #, c-format
 msgid "%s: matrix argument must be value only"
 msgstr "%s:矩阵参数只能为值"
 
-#: ../src/funclib.c:2804 ../src/funclib.c:2862 ../src/funclib.c:4400
-#: ../src/funclib.c:4694
+#: ../src/funclib.c:3138 ../src/funclib.c:3196 ../src/funclib.c:4734
+#: ../src/funclib.c:5028 ../src/graphing.c:9024
 #, c-format
 msgid "%s: too many arguments"
 msgstr "%s:参数过多"
 
-#: ../src/funclib.c:3112
+#: ../src/funclib.c:3446
 #, c-format
 msgid "%s: vector argument not value only"
 msgstr "%s:向量参数不全为值"
 
-#: ../src/funclib.c:3123 ../src/funclib.c:3162
+#: ../src/funclib.c:3457 ../src/funclib.c:3496
 #, c-format
 msgid "%s: argument can't be negative or 0"
 msgstr "%s:参数必须为正"
 
-#: ../src/funclib.c:3131 ../src/funclib.c:3167
+#: ../src/funclib.c:3465 ../src/funclib.c:3501
 #, c-format
 msgid "%s: vector argument has too large entries"
 msgstr "%s:向量参数元素过多"
 
-#: ../src/funclib.c:3209
+#: ../src/funclib.c:3543
 #, c-format
 msgid "%s: arguments must be vectors of equal size"
 msgstr "%s:参数必须是等长的向量"
 
-#: ../src/funclib.c:3701 ../src/funclib.c:3707
+#: ../src/funclib.c:4035 ../src/funclib.c:4041
 #, c-format
 msgid "%s: %s not a reference"
 msgstr "%s:%s 不是一个引用"
 
-#: ../src/funclib.c:3746
+#: ../src/funclib.c:4080
 #, c-format
 msgid "%s: matrices not of the same height"
 msgstr "%s:矩阵高度不相等"
 
-#: ../src/funclib.c:3751 ../src/funclib.c:4394
+#: ../src/funclib.c:4085 ../src/funclib.c:4728
 msgid "third argument"
 msgstr "第三个参数"
 
-#: ../src/funclib.c:3756
+#: ../src/funclib.c:4090
 msgid "fourth argument"
 msgstr "第四个参数"
 
-#: ../src/funclib.c:4031
+#: ../src/funclib.c:4365
 #, c-format
 msgid "%s: argument must be greater than 2"
 msgstr "%s:参数必须大于 2"
 
-#: ../src/funclib.c:4134 ../src/funclib.c:4163 ../src/funclib.c:4415
-#: ../src/mpwrap.c:3736 ../src/mpwrap.c:3755 ../src/mpwrap.c:3812
-#: ../src/mpwrap.c:3841 ../src/mpwrap.c:3858 ../src/mpwrap.c:3907
-msgid "Division by zero!"
-msgstr "零除错误!"
-
-#: ../src/funclib.c:4219
+#: ../src/funclib.c:4553
 #, c-format
 msgid "%s: arguments not horizontal vectors"
 msgstr "%s:参数不是水平向量"
 
-#: ../src/funclib.c:4228
+#: ../src/funclib.c:4562
 #, c-format
 msgid "%s: arguments not numeric only vectors"
 msgstr "%s:参数不是纯数值向量"
 
-#: ../src/funclib.c:4612
+#: ../src/funclib.c:4946
 #, c-format
 msgid "%s: argument 1 must be a quadratic polynomial"
 msgstr "%s:参数 1 必须为二次多项式"
 
-#: ../src/funclib.c:4922 ../src/funclib.c:5011 ../src/funclib.c:5272
-#: ../src/funclib.c:5279 ../src/funclib.c:5335 ../src/funclib.c:5342
-#: ../src/funclib.c:5413 ../src/funclib.c:5427
+#: ../src/funclib.c:5257 ../src/funclib.c:5346 ../src/funclib.c:5607
+#: ../src/funclib.c:5614 ../src/funclib.c:5669 ../src/funclib.c:5676
+#: ../src/funclib.c:5747 ../src/funclib.c:5761
 #, c-format
 msgid "%s: value out of range"
 msgstr "%s:值超出范围"
 
-#: ../src/funclib.c:5553
+#: ../src/funclib.c:5887
 #, c-format
 msgid "%s: undefined function"
 msgstr "%s:未定义的函数"
 
-#: ../src/funclib.c:5559
+#: ../src/funclib.c:5893
 #, c-format
 msgid "%s: flags argument must be a string"
 msgstr "%s:flags 参数必须为字符串"
 
-#: ../src/funclib.c:5687 ../src/symbolic.c:723
+#: ../src/funclib.c:6021 ../src/symbolic.c:734
 #, c-format
 msgid "%s: argument not a function of one variable"
 msgstr "%s:参数不是单变量函数"
 
-#: ../src/funclib.c:5899 ../src/funclib.c:5934 ../src/funclib.c:6179
+#: ../src/funclib.c:6233 ../src/funclib.c:6268 ../src/funclib.c:6513
 #, c-format
 msgid "%s: argument should be between %d and %d"
 msgstr "%s:参数应介于 %d 和 %d"
 
-#: ../src/funclib.c:6087
+#: ../src/funclib.c:6421
 msgid "OutputStyle must be one of normal, troff, latex or mathml"
 msgstr "OutputStyle 必须是 normal,troff,latex,mathml之一"
 
-#: ../src/funclib.c:6127
+#: ../src/funclib.c:6461
 #, c-format
 msgid "%s: argument should be larger or equal to 0"
 msgstr "%s:参数应大于等于 0"
 
-#: ../src/funclib.c:6240
+#: ../src/funclib.c:6574
 msgid "Basic"
 msgstr "基本"
 
 #. internal
-#: ../src/funclib.c:6241
+#: ../src/funclib.c:6575
 msgid "Parameters"
 msgstr "参数"
 
 #. internal
-#: ../src/funclib.c:6242
+#: ../src/funclib.c:6576
 msgid "Constants"
 msgstr "常量"
 
 #. internal
-#: ../src/funclib.c:6243
+#: ../src/funclib.c:6577
 msgid "Numeric"
 msgstr "数字"
 
 #. internal
-#: ../src/funclib.c:6244
+#: ../src/funclib.c:6578
 msgid "Trigonometry"
 msgstr "三角"
 
 #. internal
-#: ../src/funclib.c:6245
+#: ../src/funclib.c:6579
 msgid "Number Theory"
 msgstr "数论"
 
 #. internal
-#: ../src/funclib.c:6246
+#: ../src/funclib.c:6580
 msgid "Matrix Manipulation"
 msgstr "矩阵处理"
 
 #. internal
-#: ../src/funclib.c:6247
+#: ../src/funclib.c:6581
 msgid "Linear Algebra"
 msgstr "线性代数"
 
 #. internal
-#: ../src/funclib.c:6248
+#: ../src/funclib.c:6582
 msgid "Combinatorics"
 msgstr "组合数学"
 
 #. internal
-#: ../src/funclib.c:6249
+#: ../src/funclib.c:6583
 msgid "Calculus"
 msgstr "微积分"
 
 #. internal
-#: ../src/funclib.c:6250
+#: ../src/funclib.c:6584
 msgid "Functions"
 msgstr "函数"
 
 #. internal
-#: ../src/funclib.c:6251
+#: ../src/funclib.c:6585
 msgid "Equation Solving"
 msgstr "解方程"
 
 #. internal
-#: ../src/funclib.c:6252
+#: ../src/funclib.c:6586
 msgid "Statistics"
 msgstr "统计"
 
 #. internal
-#: ../src/funclib.c:6253
+#: ../src/funclib.c:6587
 msgid "Polynomials"
 msgstr "多项式"
 
 #. internal
-#: ../src/funclib.c:6254
+#: ../src/funclib.c:6588
 msgid "Set Theory"
 msgstr "集合论"
 
 #. internal
-#: ../src/funclib.c:6255
+#: ../src/funclib.c:6589
+msgid "Commutative Algebra"
+msgstr "交换代数"
+
+#. internal
+#: ../src/funclib.c:6590
 msgid "Miscellaneous"
 msgstr "其它"
 
 #. internal
-#: ../src/funclib.c:6257
+#: ../src/funclib.c:6592
 msgid "Displays the user manual"
 msgstr "显示用户手册"
 
-#: ../src/funclib.c:6258
+#: ../src/funclib.c:6593
 msgid "Gives the warranty information"
 msgstr "显示担保信息"
 
-#: ../src/funclib.c:6259
+#: ../src/funclib.c:6594
 msgid "Return version as a 3-vector"
 msgstr ""
 
-#: ../src/funclib.c:6260
+#: ../src/funclib.c:6595
 msgid "Exits the program"
 msgstr "退出程序"
 
-#: ../src/funclib.c:6262
+#: ../src/funclib.c:6597
 msgid "Prints a string to the error stream"
 msgstr "向错误流打印一个字符串"
 
-#: ../src/funclib.c:6263
+#: ../src/funclib.c:6598
 msgid "Waits a specified number of seconds"
 msgstr "等待特定的秒数"
 
-#: ../src/funclib.c:6264
+#: ../src/funclib.c:6599
 msgid "The true boolean value"
 msgstr ""
 
-#: ../src/funclib.c:6266
+#: ../src/funclib.c:6601
 msgid "The false boolean value"
 msgstr ""
 
-#: ../src/funclib.c:6275
+#: ../src/funclib.c:6604
+msgid "Unix time in seconds as a floating point number"
+msgstr "浮点数类型的 Unix 时间(秒数)"
+
+#: ../src/funclib.c:6612
 msgid "Make integer (0 or 1) from a boolean value"
 msgstr "从布尔值生成整数(0 或 1)"
 
-#: ../src/funclib.c:6277
+#: ../src/funclib.c:6614
 msgid "Prints an expression"
 msgstr "打印表达式"
 
-#: ../src/funclib.c:6278
+#: ../src/funclib.c:6615
 msgid "Changes current directory"
 msgstr "改变当前目录"
 
-#: ../src/funclib.c:6279
+#: ../src/funclib.c:6616
 msgid "Prints an expression without a trailing newline"
 msgstr "打印表达式(不开新行)"
 
-#: ../src/funclib.c:6280
+#: ../src/funclib.c:6617
 msgid "Display a string and an expression"
 msgstr "显示字符串和表达式"
 
-#: ../src/funclib.c:6281
+#: ../src/funclib.c:6618
 msgid "Set a global variable"
 msgstr "设置全局变量"
 
-#: ../src/funclib.c:6283
+#: ../src/funclib.c:6620
 msgid "Set the category and help description line for a function"
 msgstr "设置函数的分类和帮助描述行"
 
-#: ../src/funclib.c:6284
+#: ../src/funclib.c:6621
 msgid "Sets up a help alias"
 msgstr "设置一个帮助别名"
 
-#: ../src/funclib.c:6286
+#: ../src/funclib.c:6623
 msgid "Identity function, returns its argument"
 msgstr ""
 
-#: ../src/funclib.c:6288
-msgid "Generate random float"
-msgstr "产生随机浮点数"
+#: ../src/funclib.c:6625
+msgid ""
+"Generate random float between 0 and 1, or if size given generate vector or "
+"matrix of random floats"
+msgstr ""
 
-#: ../src/funclib.c:6290
-msgid "Generate random integer"
-msgstr "产生随机整数"
+#: ../src/funclib.c:6627
+msgid ""
+"Generate random integer between 0 and max-1 inclusive, or if size given "
+"generate vector or matrix of random integers"
+msgstr ""
 
-#: ../src/funclib.c:6293 ../src/gnome-genius.c:2468
+#: ../src/funclib.c:6630 ../src/gnome-genius.c:2503
 msgid "Floating point precision"
 msgstr "浮点精度"
 
-#: ../src/funclib.c:6295 ../src/gnome-genius.c:2357
+#: ../src/funclib.c:6632 ../src/gnome-genius.c:2392
 msgid ""
 "Display 0.0 when floating point number is less than 10^-x (0=never chop)"
 msgstr "当浮点数小于 10^-x (0=不舍入) 时显示 0.0。"
 
-#: ../src/funclib.c:6298 ../src/gnome-genius.c:2380
+#: ../src/funclib.c:6635 ../src/gnome-genius.c:2415
 msgid "Only chop numbers when another number is greater than 10^-x"
 msgstr "只有当令一个数大于 10^-x 时才舍入数字"
 
-#: ../src/funclib.c:6299
+#: ../src/funclib.c:6636
 msgid "Maximum digits to display"
 msgstr "显示的最大位数"
 
-#: ../src/funclib.c:6300
-#, fuzzy
+#: ../src/funclib.c:6637
 msgid "Maximum errors to display"
 msgstr "显示的最大错误数"
 
-#: ../src/funclib.c:6301
+#: ../src/funclib.c:6638
 msgid "Output style: normal, latex, mathml or troff"
 msgstr "输出样式:normal、latex、mathml 或 troff"
 
-#: ../src/funclib.c:6302
+#: ../src/funclib.c:6639
 msgid "Integer output base"
 msgstr "整数输出进制"
 
-#: ../src/funclib.c:6303
+#: ../src/funclib.c:6640
 msgid "If true, mixed fractions are printed"
 msgstr "如果为真,打印带分数"
 
-#: ../src/funclib.c:6304
+#: ../src/funclib.c:6641
 msgid "Print full expressions, even if more than a line"
 msgstr "打印完整表达式,即使多于一行"
 
-#: ../src/funclib.c:6305
+#: ../src/funclib.c:6642
 msgid "Convert all results to floats before printing"
 msgstr "打印前将结果转为浮点数"
 
-#: ../src/funclib.c:6306
+#: ../src/funclib.c:6643
 msgid "Use scientific notation"
 msgstr "使用科学记数法"
 
-#: ../src/funclib.c:6308
+#: ../src/funclib.c:6645
 msgid ""
 "Number of extra Miller-Rabin tests to run on a number before declaring it a "
 "prime in IsPrime"
 msgstr "在 IsPrime 里确定数字是素数要进行的额外的 Miller-Rabin 测试的次数"
 
-#: ../src/funclib.c:6314
+#: ../src/funclib.c:6651
 msgid "Expands a matrix just like we do on unquoted matrix input"
 msgstr ""
 
-#: ../src/funclib.c:6315
+#: ../src/funclib.c:6652
 msgid "Gets the rows of a matrix as a vertical vector"
 msgstr "以列向量形式获取矩阵的行"
 
-#: ../src/funclib.c:6316
+#: ../src/funclib.c:6653
 msgid "Gets the columns of a matrix as a horizontal vector"
 msgstr "以行向量形式获取矩阵的列"
 
-#: ../src/funclib.c:6317
+#: ../src/funclib.c:6654
 msgid "Gets the diagonal entries of a matrix as a column vector"
 msgstr "以列向量的形式取得矩阵对角线上的元素"
 
-#: ../src/funclib.c:6318
+#: ../src/funclib.c:6655
 msgid "Count the number of zero columns in a matrix"
 msgstr "取得矩阵的零列数"
 
-#: ../src/funclib.c:6319
+#: ../src/funclib.c:6656
 msgid "Removes any all-zero columns of M"
 msgstr "移除 M 的全零列"
 
-#: ../src/funclib.c:6321
+#: ../src/funclib.c:6658
 msgid "Calculates the conjugate"
 msgstr "计算共轭"
 
-#: ../src/funclib.c:6326
+#: ../src/funclib.c:6663
 msgid "Calculates the sine function"
 msgstr "计算正弦函数"
 
-#: ../src/funclib.c:6329
+#: ../src/funclib.c:6666
 msgid "Calculates the cosine function"
 msgstr "计算余弦函数"
 
-#: ../src/funclib.c:6332
+#: ../src/funclib.c:6669
 msgid "Calculates the hyperbolic sine function"
 msgstr "计算双曲正弦函数"
 
-#: ../src/funclib.c:6335
+#: ../src/funclib.c:6672
 msgid "Calculates the hyperbolic cosine function"
 msgstr "计算双曲余弦函数"
 
-#: ../src/funclib.c:6338
+#: ../src/funclib.c:6675
 msgid "Calculates the tan function"
 msgstr "计算正切函数"
 
-#: ../src/funclib.c:6341
+#: ../src/funclib.c:6678
 msgid "Calculates the arctan function"
 msgstr "计算反正切函数"
 
-#: ../src/funclib.c:6346
+#: ../src/funclib.c:6683
+#, fuzzy
+#| msgid "Calculates the sine function"
+msgid "Calculates the sinc function, that is sin(x)/x"
+msgstr "计算正弦函数"
+
+#: ../src/funclib.c:6687
 msgid "Calculates the arctan2 function (arctan(y/x) if x>0)"
 msgstr "计算 arctan2 函数(arctan(y/x) if x>0)"
 
-#: ../src/funclib.c:6350
+#: ../src/funclib.c:6691
 msgid "The number pi"
 msgstr "圆周率 π"
 
-#: ../src/funclib.c:6352
+#: ../src/funclib.c:6693
 msgid "The natural number e"
 msgstr "自然对数底数 e"
 
-#: ../src/funclib.c:6354
+#: ../src/funclib.c:6695
 msgid "The Golden Ratio"
 msgstr "黄金分割比"
 
-#: ../src/funclib.c:6356
+#: ../src/funclib.c:6697
 msgid "Free fall acceleration"
 msgstr "自由落体加速度"
 
-#: ../src/funclib.c:6359
+#: ../src/funclib.c:6700
 msgid "Euler's Constant gamma"
 msgstr "欧拉常数 γ"
 
-#: ../src/funclib.c:6363
+#: ../src/funclib.c:6704
 msgid "Catalan's Constant (0.915...)"
 msgstr "卡塔兰(Catalan)常数 (0.915...)"
 
 #. FUNC (ErrorFunction, 1, "x", "functions", N_("The error function, 2/sqrt(2) * int_0^x e^(-t^2) dt (only 
real values implemented)"));
 #. ErrorFunction_function = f;
 #. ALIAS (erf, 1, ErrorFunction);
-#: ../src/funclib.c:6368
+#: ../src/funclib.c:6709
 msgid "The Riemann zeta function (only real values implemented)"
 msgstr "黎曼ζ函数(只实现了实数值)"
 
-#: ../src/funclib.c:6372
+#: ../src/funclib.c:6713
 msgid "The Gamma function (only real values implemented)"
 msgstr "Γ(Gamma)函数(只实现了实数值)"
 
-#: ../src/funclib.c:6377
+#: ../src/funclib.c:6718
+msgid "The Bessel function of first kind of order 0"
+msgstr ""
+
+#: ../src/funclib.c:6721
+msgid "The Bessel function of first kind of order 1"
+msgstr ""
+
+#: ../src/funclib.c:6724
+msgid "The Bessel function of first kind of order n"
+msgstr ""
+
+#: ../src/funclib.c:6727
+msgid "The Bessel function of second kind of order 0"
+msgstr ""
+
+#: ../src/funclib.c:6730
+msgid "The Bessel function of second kind of order 1"
+msgstr ""
+
+#: ../src/funclib.c:6733
+msgid "The Bessel function of second kind of integer order n"
+msgstr ""
+
+#: ../src/funclib.c:6736
 msgid "The square root"
 msgstr "平方根"
 
-#: ../src/funclib.c:6381
+#: ../src/funclib.c:6740
 msgid "The exponential function"
 msgstr "指数函数"
 
-#: ../src/funclib.c:6384
+#: ../src/funclib.c:6743
 msgid "The natural logarithm"
 msgstr "自然对数"
 
-#: ../src/funclib.c:6387
+#: ../src/funclib.c:6746
 msgid "Logarithm of x base 2"
 msgstr "以 2 为底的对数"
 
-#: ../src/funclib.c:6392
+#: ../src/funclib.c:6751
 msgid "Logarithm of x base 10"
 msgstr "以 10 为底的对数"
 
-#: ../src/funclib.c:6395
+#: ../src/funclib.c:6754
 msgid "Round a number"
 msgstr "舍入"
 
-#: ../src/funclib.c:6399
+#: ../src/funclib.c:6758
 msgid "Get the highest integer less than or equal to n"
 msgstr "获得不大于 n 的最大整数"
 
-#: ../src/funclib.c:6403
+#: ../src/funclib.c:6762
 msgid "Get the lowest integer more than or equal to n"
 msgstr "获得不小于 n 的最小整数"
 
-#: ../src/funclib.c:6407
+#: ../src/funclib.c:6766
 msgid "Truncate number to an integer (return the integer part)"
 msgstr "截取整数部分"
 
-#: ../src/funclib.c:6412
+#: ../src/funclib.c:6771
 msgid "Make number a float"
 msgstr "转换成浮点数"
 
-#: ../src/funclib.c:6415
+#: ../src/funclib.c:6774
 msgid "Get the numerator of a rational number"
 msgstr "获得有理数的分子"
 
-#: ../src/funclib.c:6417
+#: ../src/funclib.c:6776
 msgid "Get the denominator of a rational number"
 msgstr "获得有理数的分母"
 
-#: ../src/funclib.c:6420
+#: ../src/funclib.c:6779
 msgid "Greatest common divisor"
 msgstr "最大公约数"
 
-#: ../src/funclib.c:6422
+#: ../src/funclib.c:6781
 msgid "Least common multiplier"
 msgstr "最小公倍数"
 
-#: ../src/funclib.c:6424
+#: ../src/funclib.c:6783
 msgid "Check a number for being a perfect square"
 msgstr "检查一个数是否完全平方数"
 
-#: ../src/funclib.c:6425
+#: ../src/funclib.c:6784
 msgid "Check a number for being any perfect power (a^b)"
 msgstr "检查一个数是否完全指数(a^b)"
 
-#: ../src/funclib.c:6426
-msgid "Return the n'th prime (up to a limit)"
+#: ../src/funclib.c:6785
+msgid "Return the nth prime (up to a limit)"
 msgstr "返回第 n 个素数(指定上限)"
 
-#: ../src/funclib.c:6428
+#: ../src/funclib.c:6787
 msgid "Tests if an integer is even"
 msgstr "测试整数是否偶数"
 
-#: ../src/funclib.c:6429
+#: ../src/funclib.c:6788
 msgid "Tests if an integer is odd"
 msgstr "测试整数是否奇数"
 
-#: ../src/funclib.c:6431
+#: ../src/funclib.c:6790
 msgid "Returns the least prime greater than n (if n is positive)"
 msgstr "返回大于 n 的最小素数(如果 n 是正数)"
 
-#: ../src/funclib.c:6432
-msgid "Returns the n'th Lucas number"
+#: ../src/funclib.c:6791
+msgid "Returns the nth Lucas number"
 msgstr "返回第 n 个 Lucas 数"
 
-#: ../src/funclib.c:6433
+#: ../src/funclib.c:6792
 msgid "Returns inverse of n mod m"
 msgstr ""
 
-#: ../src/funclib.c:6434
+#: ../src/funclib.c:6793
 msgid "Checks divisibility (if m divides n)"
 msgstr ""
 
-#: ../src/funclib.c:6435
+#: ../src/funclib.c:6794
 msgid ""
 "Return n/d but only if d divides n else returns garbage (this is faster than "
 "writing n/d)"
 msgstr ""
 
-#: ../src/funclib.c:6436
+#: ../src/funclib.c:6795
 msgid ""
 "Tests primality of integers, for numbers greater than 25*10^9 false positive "
 "is with low probability depending on IsPrimeMillerRabinReps"
 msgstr ""
 
-#: ../src/funclib.c:6437
+#: ../src/funclib.c:6796
 msgid "Run the strong pseudoprime test base b on n"
 msgstr ""
 
-#: ../src/funclib.c:6438
+#: ../src/funclib.c:6797
 msgid ""
 "Use the Miller-Rabin primality test on n, reps number of times.  The "
 "probability of false positive is (1/4)^reps"
 msgstr ""
 
-#: ../src/funclib.c:6439
+#: ../src/funclib.c:6798
 msgid ""
 "Use the Miller-Rabin primality test on n with enough bases that assuming the "
 "Generalized Reimann Hypothesis the result is deterministic"
 msgstr ""
 
-#: ../src/funclib.c:6440
+#: ../src/funclib.c:6799
 msgid "Return factorization of a number as a matrix"
 msgstr ""
 
-#: ../src/funclib.c:6442
-#, fuzzy
+#: ../src/funclib.c:6801
 msgid "Returns the maximum of arguments or matrix"
 msgstr "返回最大的参数或矩阵"
 
-#: ../src/funclib.c:6445
-#, fuzzy
+#: ../src/funclib.c:6804
 msgid "Returns the minimum of arguments or matrix"
 msgstr "返回最小的参数或矩阵"
 
-#: ../src/funclib.c:6449
+#: ../src/funclib.c:6808
+#, fuzzy
+msgid "Division w/o remainder, equivalent to floor(a/b)"
+msgstr "零除错误!"
+
+#: ../src/funclib.c:6810
 msgid "Calculate the Jacobi symbol (a/b) (b should be odd)"
 msgstr "计算 Jacobi 符号 (a/b)(b是奇数) "
 
-#: ../src/funclib.c:6451
+#: ../src/funclib.c:6812
 msgid ""
 "Calculate the Jacobi symbol (a/b) with the Kronecker extension (a/2)=(2/a) "
 "when a odd, or (a/2)=0 when a even"
 msgstr ""
 
-#: ../src/funclib.c:6453
+#: ../src/funclib.c:6814
 msgid "Calculate the Legendre symbol (a/p)"
 msgstr "计算勒让德(Legendre)符号 (a/p)"
 
-#: ../src/funclib.c:6456
+#: ../src/funclib.c:6817
 msgid "Get the real part of a complex number"
 msgstr "取得复数的实部"
 
-#: ../src/funclib.c:6459
+#: ../src/funclib.c:6820
 msgid "Get the imaginary part of a complex number"
 msgstr "取得复数的虚部"
 
-#: ../src/funclib.c:6463
+#: ../src/funclib.c:6824
 msgid "Make an identity matrix of a given size"
 msgstr "生成指定大小的单位矩阵"
 
-#: ../src/funclib.c:6466
+#: ../src/funclib.c:6827
 msgid "Make an matrix of all zeros (or a row vector)"
 msgstr "生成一个全零矩阵(或行向量)"
 
-#: ../src/funclib.c:6468
+#: ../src/funclib.c:6829
 msgid "Make an matrix of all ones (or a row vector)"
 msgstr "生成一个全 1 矩阵(或列向量)"
 
-#: ../src/funclib.c:6471
+#: ../src/funclib.c:6832
 msgid "Get the number of rows of a matrix"
 msgstr "取得矩阵的行数"
 
-#: ../src/funclib.c:6472
+#: ../src/funclib.c:6833
 msgid "Get the number of columns of a matrix"
 msgstr "取得矩阵的列数"
 
-#: ../src/funclib.c:6473
+#: ../src/funclib.c:6834
 msgid "Is a matrix square"
 msgstr "是否方阵"
 
-#: ../src/funclib.c:6474
+#: ../src/funclib.c:6835
 msgid "Is argument a horizontal or a vertical vector"
 msgstr "参数是行向量还是列向量"
 
-#: ../src/funclib.c:6475
+#: ../src/funclib.c:6836
 msgid "Is a matrix upper triangular"
 msgstr "矩阵是否为上三角阵"
 
-#: ../src/funclib.c:6476
+#: ../src/funclib.c:6837
 msgid "Is a matrix lower triangular"
 msgstr "矩阵是否为下三角阵"
 
-#: ../src/funclib.c:6477
+#: ../src/funclib.c:6838
 msgid "Is a matrix diagonal"
 msgstr "矩阵是否为对角阵"
 
-#: ../src/funclib.c:6478
+#: ../src/funclib.c:6839
 msgid "Get the number of elements of a matrix"
 msgstr "获取矩阵中的元素数目"
 
-#: ../src/funclib.c:6480
+#: ../src/funclib.c:6841
 msgid "Get the row echelon form of a matrix"
 msgstr ""
 
-#: ../src/funclib.c:6484
+#: ../src/funclib.c:6845
 msgid "Get the reduced row echelon form of a matrix"
 msgstr ""
 
-#: ../src/funclib.c:6488
+#: ../src/funclib.c:6849
 msgid ""
 "Solve linear system Mx=V, return solution V if there is a unique solution, "
 "null otherwise.  Extra two reference parameters can optionally be used to "
 "get the reduced M and V."
 msgstr ""
 
-#: ../src/funclib.c:6491
+#: ../src/funclib.c:6852
 msgid "Get the determinant of a matrix"
 msgstr "获取一个矩阵的行列式"
 
-#: ../src/funclib.c:6494
+#: ../src/funclib.c:6855
 msgid ""
 "Return pivot columns of a matrix, that is columns which have a leading 1 in "
 "rref form, also returns the row where they occur"
 msgstr ""
 
-#: ../src/funclib.c:6496
+#: ../src/funclib.c:6857
 msgid "Get the nullspace of a matrix"
 msgstr "取得矩阵的零空间"
 
-#: ../src/funclib.c:6498
+#: ../src/funclib.c:6859
 msgid "Make new matrix of given size from old one"
 msgstr "或许和矩阵同样大小的新矩阵"
 
-#: ../src/funclib.c:6499
+#: ../src/funclib.c:6860
 msgid "Return the index complement of a vector of indexes"
 msgstr ""
 
-#: ../src/funclib.c:6500
+#: ../src/funclib.c:6861
 msgid "Get the Hermitian product of two vectors"
 msgstr "计算两个向量的 Hermitian 积"
 
-#: ../src/funclib.c:6503
+#: ../src/funclib.c:6864
 msgid "Check if a matrix is a matrix of numbers"
 msgstr ""
 
-#: ../src/funclib.c:6504
+#: ../src/funclib.c:6865
 msgid "Check if a matrix is an integer (non-complex) matrix"
 msgstr "检查矩阵是否一个整数(非复数)矩阵"
 
-#: ../src/funclib.c:6505
+#: ../src/funclib.c:6866
 msgid "Check if a matrix is a rational (non-complex) matrix"
 msgstr "检查矩阵是否一个有理数(非复数)矩阵"
 
-#: ../src/funclib.c:6506
+#: ../src/funclib.c:6867
 msgid "Check if a matrix is a real (non-complex) matrix"
 msgstr "检查矩阵是否一个实数(非复数)矩阵"
 
-#: ../src/funclib.c:6507
+#: ../src/funclib.c:6868
 msgid "Check if a matrix is positive, that is if each element is positive"
 msgstr "检查一个矩阵的元素是否全部为正"
 
-#: ../src/funclib.c:6508
+#: ../src/funclib.c:6869
 msgid ""
 "Check if a matrix is nonnegative, that is if each element is nonnegative"
 msgstr "检查一个矩阵的元素是否全部为非负"
 
-#: ../src/funclib.c:6510
+#: ../src/funclib.c:6871
 msgid "Check if a number or a matrix is all zeros"
 msgstr "检查一个数或矩阵是否全为零"
 
-#: ../src/funclib.c:6511
+#: ../src/funclib.c:6872
 msgid "Check if a number or a matrix is 1 or identity respectively"
 msgstr ""
 
-#: ../src/funclib.c:6513
+#: ../src/funclib.c:6874
 msgid ""
 "Returns true if the element x is in the set X (where X is a vector "
 "pretending to be a set)"
 msgstr "元素 x 是否在集合 X (实际上是一个向量)中,如果在其中,返回 true"
 
-#: ../src/funclib.c:6514
+#: ../src/funclib.c:6875
 msgid "Returns true if X is a subset of Y"
 msgstr "若 X 是 Y 的子集,返回 true"
 
-#: ../src/funclib.c:6515
+#: ../src/funclib.c:6876
 msgid ""
 "Returns a set theoretic difference X-Y (X and Y are vectors pretending to be "
 "sets)"
 msgstr "返回集合论意义上的差 X-Y(X 和 Y 实际上是向量)"
 
-#: ../src/funclib.c:6516
+#: ../src/funclib.c:6877
 msgid ""
 "Returns a set theoretic intersection of X and Y (X and Y are vectors "
 "pretending to be sets)"
 msgstr "返回集合论意义上的 X 和 Y 交集(X 和 Y 实际上是向量)"
 
-#: ../src/funclib.c:6518
+#: ../src/funclib.c:6879
 msgid "Check if argument is a null"
 msgstr "检查参数是不是一个 null"
 
-#: ../src/funclib.c:6519
+#: ../src/funclib.c:6880
 msgid "Check if argument is a number"
 msgstr "检查参数是否一个数"
 
-#: ../src/funclib.c:6520
+#: ../src/funclib.c:6881
 msgid "Check if argument is a boolean (and not a number)"
 msgstr "检查参数是否是一个布尔值(并且非数值)"
 
-#: ../src/funclib.c:6521
+#: ../src/funclib.c:6882
 msgid "Check if argument is a text string"
 msgstr "检查参数是否字符串"
 
-#: ../src/funclib.c:6522
+#: ../src/funclib.c:6883
 msgid "Check if argument is a matrix"
 msgstr "检查参数是否一个矩阵"
 
-#: ../src/funclib.c:6523
+#: ../src/funclib.c:6884
 msgid "Check if argument is a function"
 msgstr "检查参数是否一个函数"
 
-#: ../src/funclib.c:6524
+#: ../src/funclib.c:6885
 msgid "Check if argument is a function or an identifier"
 msgstr "检查参数是否是一个函数或标识符"
 
-#: ../src/funclib.c:6525
+#: ../src/funclib.c:6886
 msgid "Check if argument is a function reference"
 msgstr "检查参赛是否一个函数引用"
 
-#: ../src/funclib.c:6527
+#: ../src/funclib.c:6888
 msgid "Check if argument is a complex (non-real) number"
 msgstr "检查参数是否一个复数(非实数)"
 
-#: ../src/funclib.c:6528
+#: ../src/funclib.c:6889
 msgid "Check if argument is a real number"
 msgstr "检查参数是否一个实数"
 
-#: ../src/funclib.c:6529
+#: ../src/funclib.c:6890
 msgid "Check if argument is an integer (non-complex)"
 msgstr "检查参数是否一个整数(非复数)"
 
-#: ../src/funclib.c:6530
+#: ../src/funclib.c:6891
 msgid "Check if argument is a positive real integer"
 msgstr "检查参数是否正实整数"
 
-#: ../src/funclib.c:6532
+#: ../src/funclib.c:6893
 msgid "Check if argument is a non-negative real integer"
 msgstr "检查参数是否为非负实整数"
 
-#: ../src/funclib.c:6533
+#: ../src/funclib.c:6894
 msgid "Check if argument is a possibly complex integer"
 msgstr "检查参数是否可能为复整数"
 
-#: ../src/funclib.c:6535
+#: ../src/funclib.c:6896
 msgid "Check if argument is a rational number (non-complex)"
 msgstr "检查参数是否有理数(非复数)"
 
-#: ../src/funclib.c:6536
+#: ../src/funclib.c:6897
 msgid "Check if argument is a possibly complex rational number"
 msgstr "检查参数是否可能为复有理数"
 
-#: ../src/funclib.c:6537
+#: ../src/funclib.c:6898
 msgid "Check if argument is a floating point number (non-complex)"
 msgstr "检查参数是否浮点数(非复数)"
 
-#: ../src/funclib.c:6539
+#: ../src/funclib.c:6900
 msgid "Add two polynomials (vectors)"
 msgstr "多项式(向量)加法"
 
-#: ../src/funclib.c:6540
+#: ../src/funclib.c:6901
 msgid "Subtract two polynomials (as vectors)"
 msgstr "多项式(向量)减法"
 
-#: ../src/funclib.c:6541
+#: ../src/funclib.c:6902
 msgid "Multiply two polynomials (as vectors)"
 msgstr "多项式(向量)乘法"
 
-#: ../src/funclib.c:6542
+#: ../src/funclib.c:6903
 msgid "Divide polynomial p by q, return the remainder in r"
 msgstr "用多项式 q 除多项式 p,余数放在 r 中"
 
-#: ../src/funclib.c:6543
+#: ../src/funclib.c:6904
 msgid "Take polynomial (as vector) derivative"
 msgstr ""
 
-#: ../src/funclib.c:6544
+#: ../src/funclib.c:6905
 msgid "Take second polynomial (as vector) derivative"
 msgstr ""
 
-#: ../src/funclib.c:6545
+#: ../src/funclib.c:6906
 msgid "Trim zeros from a polynomial (as vector)"
 msgstr ""
 
-#: ../src/funclib.c:6546
+#: ../src/funclib.c:6907
 msgid "Check if a vector is usable as a polynomial"
 msgstr "检查一个向量是否可以用做多项式"
 
-#: ../src/funclib.c:6547
+#: ../src/funclib.c:6908
 msgid "Make string out of a polynomial (as vector)"
 msgstr ""
 
-#: ../src/funclib.c:6548
+#: ../src/funclib.c:6909
 msgid "Make function out of a polynomial (as vector)"
 msgstr ""
 
-#: ../src/funclib.c:6550
+#: ../src/funclib.c:6911
 msgid "Find roots of a quadratic polynomial (given as vector of coefficients)"
 msgstr "计算二次多项式的根(系数以向量形式给出)"
 
-#: ../src/funclib.c:6552
+#: ../src/funclib.c:6913
 msgid "Get all combinations of k numbers from 1 to n as a vector of vectors"
 msgstr ""
 
-#: ../src/funclib.c:6553
+#: ../src/funclib.c:6914
 msgid ""
 "Get combination that would come after v in call to combinations, first "
 "combination should be [1:k]."
 msgstr ""
 
-#: ../src/funclib.c:6554
+#: ../src/funclib.c:6915
 msgid "Get all permutations of k numbers from 1 to n as a vector of vectors"
 msgstr ""
 
-#: ../src/funclib.c:6556
+#: ../src/funclib.c:6917
 msgid "Calculate combinations (binomial coefficient)"
 msgstr ""
 
-#: ../src/funclib.c:6559
+#: ../src/funclib.c:6920
 msgid "Convert a string to a vector of ASCII values"
 msgstr ""
 
-#: ../src/funclib.c:6560
+#: ../src/funclib.c:6921
 msgid "Convert a vector of ASCII values to a string"
 msgstr ""
 
-#: ../src/funclib.c:6562
+#: ../src/funclib.c:6923
 msgid ""
 "Convert a string to a vector of 0-based alphabet values (positions in the "
 "alphabet string), -1's for unknown letters"
 msgstr ""
 
-#: ../src/funclib.c:6563
+#: ../src/funclib.c:6924
 msgid ""
 "Convert a vector of 0-based alphabet values (positions in the alphabet "
 "string) to a string"
 msgstr ""
 
-#: ../src/funclib.c:6565
+#: ../src/funclib.c:6926
 msgid ""
 "Protect a variable from being modified.  It will be treated as a system "
 "defined variable from now on.  Protected parameters can still be modified."
 msgstr ""
 
-#: ../src/funclib.c:6566
+#: ../src/funclib.c:6927
 msgid ""
 "Unprotect a variable from being modified.  It will be treated as a user "
 "defined variable from now on."
 msgstr ""
 
-#: ../src/funclib.c:6567
+#: ../src/funclib.c:6928
 msgid ""
 "Set flags for a function, currently \"PropagateMod\" and \"NoModuloArguments"
 "\""
 msgstr ""
 
-#: ../src/funclib.c:6568
+#: ../src/funclib.c:6929
 msgid "Get current modulo from the context outside the function"
 msgstr ""
 
-#: ../src/funclib.c:6569
+#: ../src/funclib.c:6930
 msgid "Check if a variable or function is defined"
 msgstr "检查一个变量或函数是否有定义"
 
-#: ../src/funclib.c:6570
+#: ../src/funclib.c:6931
 msgid "Undefine a variable (including all locals and globals of the same name)"
 msgstr ""
 
-#: ../src/funclib.c:6572
+#: ../src/funclib.c:6933
 msgid ""
 "Undefine all unprotected (user defined) global variables and parameters.  "
 "Does not reset or change protected (system) parameters."
 msgstr ""
 
-#: ../src/funclib.c:6573
+#: ../src/funclib.c:6934
 msgid ""
 "Mark all currently defined variables as protected.  They will be treated as "
 "system defined variables from now on."
 msgstr "将当前定义的所有变量标记为保护。从现在起它们将被当作系统定义的变量。"
 
-#: ../src/funclib.c:6574
+#: ../src/funclib.c:6935
 msgid ""
 "Return a vector of all global unprotected (user defined) variable names."
 msgstr "返回一个向量,其中包括所有未保护(用户定义)的变量名。"
 
-#: ../src/funclib.c:6576
+#: ../src/funclib.c:6937
 msgid "Parse a string (but do not execute)"
 msgstr "解析一个字符串(但不执行)"
 
-#: ../src/funclib.c:6577
+#: ../src/funclib.c:6938
 msgid "Parse and evaluate a string"
 msgstr "解析一个字符串并求值"
 
-#: ../src/funclib.c:6579
+#: ../src/funclib.c:6940
 #, fuzzy
 msgid "Ask a question and return a string.  Optionally pass in a default."
-msgstr "询问一个问题并返回一个字符串。  "
+msgstr "询问一个问题并返回一个字符串。"
 
-#: ../src/funclib.c:6580
+#: ../src/funclib.c:6941
 msgid ""
 "Ask a question and present a list of buttons.  Returns the 1-based index of "
 "the button pressed (or null on failure)."
 msgstr ""
 
-#: ../src/funclib.c:6582
+#: ../src/funclib.c:6943
 msgid ""
 "Integration of f by Composite Simpson's Rule on the interval [a,b] with n "
 "subintervals with error of max(f'''')*h^4*(b-a)/180, note that n should be "
 "even"
 msgstr ""
-"复合辛普森方法在区间 [a,b] 上以 n 个子区间计算 f 的积分,误差限为 max(f'''')"
-"*h^4*(b-a)/180。注意:n 必须是偶数"
+"复合辛普森方法在区间 [a,b] 上以 n 个子区间计算 f 的积分,误差限为 "
+"max(f'''')*h^4*(b-a)/180。注意:n 必须是偶数"
 
-#: ../src/genius.c:110
+#: ../src/funclibhelper.cP:40
+#, c-format
+msgid "%s: argument number %d not an integer"
+msgstr "%s:第 %d 个参数不是整数"
+
+#: ../src/funclibhelper.cP:53
+#, c-format
+msgid "%s: argument number %d not an integer or a matrix"
+msgstr "%s:第 %d 个参数不是整数或矩阵"
+
+#: ../src/funclibhelper.cP:65 ../src/funclibhelper.cP:76
+#, c-format
+msgid "%s: argument number %d not a number or a matrix"
+msgstr "%s:第 %d 个参数不是整数或矩阵"
+
+#: ../src/funclibhelper.cP:89
+#, c-format
+msgid "%s: argument number %d not a nonnegative integer"
+msgstr "%s:第 %d 个参数不是非负整数"
+
+#: ../src/funclibhelper.cP:101
+#, fuzzy, c-format
+#| msgid "%s: argument number %d not a nonnegative integer"
+msgid "%s: argument number %d not a nonnegative number"
+msgstr "%s:第 %d 个参数不是非负整数"
+
+#: ../src/funclibhelper.cP:115
+#, c-format
+msgid "%s: argument number %d not a positive integer"
+msgstr "%s:第 %d 个参数不是正整数"
+
+#: ../src/funclibhelper.cP:125 ../src/graphing.c:3261
+#, c-format
+msgid "%s: argument number %d not a number"
+msgstr "%s:参数 %d 不是一个数"
+
+#: ../src/funclibhelper.cP:136
+#, c-format
+msgid "%s: argument number %d not a boolean"
+msgstr "%s:第 %d 个参数不是布尔值"
+
+#: ../src/funclibhelper.cP:147
+#, c-format
+msgid "%s: argument number %d not a real number"
+msgstr "%s:第 %d 个参数不是实数"
+
+#: ../src/funclibhelper.cP:157
+#, c-format
+msgid "%s: argument number %d not a matrix"
+msgstr "%s:第 %d 个参数不是一个矩阵"
+
+#: ../src/funclibhelper.cP:168
+#, c-format
+msgid "%s: argument number %d not a square matrix"
+msgstr "%s:第 %d 个参数不是方阵"
+
+#: ../src/funclibhelper.cP:179
+#, fuzzy, c-format
+msgid "%s: argument number %d not a matrix or null node"
+msgstr "%s:参数 %d 不是一个矩阵或空节点"
+
+#: ../src/funclibhelper.cP:190
+#, fuzzy, c-format
+msgid "%s: argument number %d not a value only matrix"
+msgstr "%s:参数 %d 不是一个纯值矩阵"
+
+#: ../src/funclibhelper.cP:203
+#, fuzzy, c-format
+msgid "%s: argument number %d not a value only vector"
+msgstr "%s:参数 %d 不是一个纯值向量"
+
+#: ../src/funclibhelper.cP:213 ../src/funclibhelper.cP:224
+#, c-format
+msgid "%s: argument number %d not a string"
+msgstr "%s:第 %d 个参数不是字符串"
+
+#: ../src/funclibhelper.cP:235
+#, c-format
+msgid "%s: argument number %d not a function or identifier"
+msgstr "%s:第 %d 个参数不是函数或标识符"
+
+#: ../src/genius.c:111
 #, c-format
 msgid "line %d: %s\n"
 msgstr "行 %d:%s\n"
 
-#: ../src/genius.c:128
+#: ../src/genius.c:129
 #, c-format
 msgid "Too many errors! (%d followed)\n"
 msgstr "错误太多!(还有 %d 个)\n"
 
-#: ../src/genius.c:156
+#: ../src/genius.c:157
 msgid "Cannot locate the manual"
 msgstr "不能定位手册"
 
-#: ../src/genius.c:221
+#: ../src/genius.c:222
 #, c-format
 msgid "Suggested: %s\n"
 msgstr ""
 
-#: ../src/genius.c:267
+#: ../src/genius.c:268
 #, c-format
 msgid "Out of range!\n"
 msgstr "超出范围!\n"
 
-#: ../src/genius.c:351 ../src/genius.lang.h:5 ../src/gnome-genius.c:829
-#: ../src/gnome-genius.c:874
+#: ../src/genius.c:345 ../src/genius.lang.h:2 ../src/gnome-genius.c:833
+#: ../src/gnome-genius.c:878
 msgid "Genius"
 msgstr "Genius"
 
-#: ../src/genius.c:384 ../src/genius.c:393 ../src/genius.c:400
-#: ../src/genius.c:409
+#: ../src/genius.c:378 ../src/genius.c:387 ../src/genius.c:394
+#: ../src/genius.c:403
 #, c-format
 msgid "%s should be between %d and %d, using %d"
 msgstr "%s 应介于 %d 和 %d,将使用 %d"
 
-#: ../src/genius.c:428 ../src/genius.c:437
+#: ../src/genius.c:422 ../src/genius.c:431
 #, c-format
 msgid "%s should be greater then or equal to %d, using %d"
 msgstr "%s 应大于等于 %d,将使用 %d"
 
-#: ../src/genius.c:485
+#: ../src/genius.c:479
 #, c-format
 msgid ""
 "Genius %s\n"
@@ -2908,7 +3138,7 @@ msgstr ""
 "Genius %s\n"
 "%s%s\n"
 
-#: ../src/genius.c:496
+#: ../src/genius.c:490
 #, c-format
 msgid ""
 "Genius %s usage:\n"
@@ -2961,20 +3191,27 @@ msgstr ""
 "\t--exec=expr       \t执行一个表达式\n"
 "\n"
 
-#: ../src/genius.c:526
+#: ../src/genius.c:520
 #, c-format
 msgid ""
 "Can't specify both an expression and files to execute on the command line"
 msgstr "不能同时指定一个表达式和文件在命令行中执行"
 
-#: ../src/genius.c:537
-#, c-format
+#: ../src/genius.c:531
+#, fuzzy, c-format
+#| msgid ""
+#| "Genius %s\n"
+#| "%s\n"
+#| "This is free software with ABSOLUTELY NO WARRANTY.\n"
+#| "For license details type `warranty'.\n"
+#| "For help type 'manual' or 'help'.%s\n"
+#| "\n"
 msgid ""
 "Genius %s\n"
 "%s\n"
 "This is free software with ABSOLUTELY NO WARRANTY.\n"
 "For license details type `warranty'.\n"
-"For help type 'manual' or 'help'.%s\n"
+"For help type `manual' or `help'.%s\n"
 "\n"
 msgstr ""
 "Genius %s\n"
@@ -2984,385 +3221,385 @@ msgstr ""
 "想查看帮助,键入“manual”或“help”.%s\n"
 "\n"
 
-#: ../src/genius.c:610 ../src/gnome-genius.c:5135
+#: ../src/genius.c:604 ../src/gnome-genius.c:5235
 msgid ""
 "The only thing that interferes with my learning is my education.  -- Albert "
 "Einstein"
 msgstr "唯一干扰我学习的是我的教育。―― 爱因斯坦"
 
-#: ../src/genius.c:631 ../src/genius.c:704
+#: ../src/genius.c:625 ../src/genius.c:696
 msgid "Can't open file"
 msgstr "不能打开文件"
 
 #: ../src/genius.lang.h:1
-msgid "Base-N Integers"
-msgstr "以 N 为基的整数"
-
-#: ../src/genius.lang.h:2
-msgid "Commands"
-msgstr "命令"
+msgid "Scripts"
+msgstr "脚本"
 
 #: ../src/genius.lang.h:3
-msgid "Decimal Integers"
-msgstr "十进制整数"
+msgid "String"
+msgstr "字符串"
 
 #: ../src/genius.lang.h:4
-msgid "Floats"
-msgstr "浮点数"
+msgid "Line Comment"
+msgstr "行注释"
+
+#: ../src/genius.lang.h:5
+msgid "Base-N Integers"
+msgstr "以 N 为基的整数"
 
 #: ../src/genius.lang.h:6
-msgid "Keywords"
-msgstr "关键字"
+msgid "Decimal Integers"
+msgstr "十进制整数"
 
 #: ../src/genius.lang.h:7
-msgid "Line Comment"
-msgstr "行注释"
+msgid "Floats"
+msgstr "浮点数"
 
 #: ../src/genius.lang.h:8
-msgid "Scripts"
-msgstr "脚本"
+msgid "Commands"
+msgstr "命令"
 
 #: ../src/genius.lang.h:9
-msgid "String"
-msgstr "字符串"
+msgid "Keywords"
+msgstr "关键字"
 
-#: ../src/gnome-genius.c:255
+#: ../src/gnome-genius.c:259
 msgid "_File"
 msgstr "文件(_F)"
 
 #. name, stock id, label
-#: ../src/gnome-genius.c:256
+#: ../src/gnome-genius.c:260
 msgid "_Edit"
 msgstr "编辑(_E)"
 
 #. name, stock id, label
-#: ../src/gnome-genius.c:257
+#: ../src/gnome-genius.c:261
 msgid "_Calculator"
 msgstr "计算器(_C)"
 
 #. name, stock id, label
-#: ../src/gnome-genius.c:258
+#: ../src/gnome-genius.c:262
 msgid "P_lugins"
 msgstr "插件(_l)"
 
 #. name, stock id, label
-#: ../src/gnome-genius.c:259
+#: ../src/gnome-genius.c:263
 msgid "_Programs"
 msgstr "程序(_P)"
 
 #. name, stock id, label
-#: ../src/gnome-genius.c:260
+#: ../src/gnome-genius.c:264
 msgid "_Settings"
 msgstr "设置(_S)"
 
 #. name, stock id, label
-#: ../src/gnome-genius.c:261
+#: ../src/gnome-genius.c:265
 msgid "_Help"
 msgstr "帮助(_H)"
 
 #. name, stock id, label
 #. name, stock id
-#: ../src/gnome-genius.c:263
+#: ../src/gnome-genius.c:267
 msgid "_New Program"
 msgstr "新程序(_N)"
 
 #. label, accelerator
-#: ../src/gnome-genius.c:264 ../src/gnome-genius.c:268
+#: ../src/gnome-genius.c:268 ../src/gnome-genius.c:272
 msgid "Create new program tab"
 msgstr "新建程序标签"
 
-#: ../src/gnome-genius.c:267
+#: ../src/gnome-genius.c:271
 msgid "New"
 msgstr "新建"
 
 #. name, stock id
-#: ../src/gnome-genius.c:271
+#: ../src/gnome-genius.c:275
 msgid "_Open..."
 msgstr "打开(_O)..."
 
 #. label, accelerator
-#: ../src/gnome-genius.c:272 ../src/gnome-genius.c:276
+#: ../src/gnome-genius.c:276 ../src/gnome-genius.c:280
 msgid "Open a file"
 msgstr "打开文件"
 
-#: ../src/gnome-genius.c:275
+#: ../src/gnome-genius.c:279
 msgid "Open"
 msgstr "打开"
 
-#: ../src/gnome-genius.c:278
+#: ../src/gnome-genius.c:282
 msgid "Open R_ecent"
 msgstr "打开最近的(_E)"
 
 #. name, stock id, label
 #. name, stock id
-#: ../src/gnome-genius.c:280
+#: ../src/gnome-genius.c:284
 msgid "_Save"
 msgstr "保存(_S)"
 
 #. label, accelerator
-#: ../src/gnome-genius.c:281
+#: ../src/gnome-genius.c:285
 msgid "Save current file"
 msgstr "保存当前文件"
 
-#: ../src/gnome-genius.c:284
+#: ../src/gnome-genius.c:288
 msgid "Save All _Unsaved"
 msgstr "保存所有未保存程序(_U)"
 
-#: ../src/gnome-genius.c:285
+#: ../src/gnome-genius.c:289
 msgid "Save all unsaved programs"
 msgstr "保存所有未保存的程序"
 
-#: ../src/gnome-genius.c:288
+#: ../src/gnome-genius.c:292
 msgid "Save _As..."
 msgstr "保存为(_A)..."
 
-#: ../src/gnome-genius.c:289
+#: ../src/gnome-genius.c:293
 msgid "Save to a file"
 msgstr "保存到文件"
 
-#: ../src/gnome-genius.c:292
+#: ../src/gnome-genius.c:296
 msgid "_Reload from Disk"
 msgstr "从磁盘重新载入(_R)"
 
-#: ../src/gnome-genius.c:293
+#: ../src/gnome-genius.c:297
 msgid "Reload the selected program from disk"
 msgstr "从磁盘重新载入选择的程序"
 
-#: ../src/gnome-genius.c:296
+#: ../src/gnome-genius.c:300
 msgid "_Close"
 msgstr "关闭(_C)"
 
-#: ../src/gnome-genius.c:297
+#: ../src/gnome-genius.c:301
 msgid "Close the current file"
 msgstr "关闭当前文件"
 
-#: ../src/gnome-genius.c:300
+#: ../src/gnome-genius.c:304
 msgid "_Load and Run..."
 msgstr "载入并运行(_L)..."
 
-#: ../src/gnome-genius.c:301
+#: ../src/gnome-genius.c:305
 msgid "Load and execute a file in genius"
 msgstr "在 Genius 载入并运行文件"
 
-#: ../src/gnome-genius.c:304
+#: ../src/gnome-genius.c:308
 msgid "Save Console Ou_tput..."
 msgstr "保存控制台输出(_T)..."
 
-#: ../src/gnome-genius.c:305
+#: ../src/gnome-genius.c:309
 msgid ""
 "Save what is visible on the console (including scrollback) to a text file"
 msgstr "将控制台中可见的内容(包括回滚)保存到文本文件中"
 
-#: ../src/gnome-genius.c:308
+#: ../src/gnome-genius.c:312
 msgid "_Quit"
 msgstr "退出(_Q)"
 
-#: ../src/gnome-genius.c:309
+#: ../src/gnome-genius.c:313
 msgid "Quit"
 msgstr "退出"
 
-#: ../src/gnome-genius.c:313
+#: ../src/gnome-genius.c:317
 msgid "_Undo"
 msgstr "撤消(_U)"
 
-#: ../src/gnome-genius.c:314
+#: ../src/gnome-genius.c:318
 msgid "Undo the last action"
 msgstr "撤消上个操作"
 
-#: ../src/gnome-genius.c:317
+#: ../src/gnome-genius.c:321
 msgid "_Redo"
 msgstr "重做(_R)"
 
-#: ../src/gnome-genius.c:318
+#: ../src/gnome-genius.c:322
 msgid "Redo the undone action"
 msgstr "重做撤消的操作"
 
-#: ../src/gnome-genius.c:322
+#: ../src/gnome-genius.c:326
 msgid "Cu_t"
 msgstr "剪切(_T)"
 
-#: ../src/gnome-genius.c:323
+#: ../src/gnome-genius.c:327
 msgid "Cut the selection"
 msgstr "剪切选择"
 
-#: ../src/gnome-genius.c:326
+#: ../src/gnome-genius.c:330
 msgid "_Copy"
 msgstr "复制(_C)"
 
-#: ../src/gnome-genius.c:327
+#: ../src/gnome-genius.c:331
 msgid "Copy the selection"
 msgstr "复制选择"
 
-#: ../src/gnome-genius.c:330
+#: ../src/gnome-genius.c:334
 msgid "_Paste"
 msgstr "粘贴(_P)"
 
-#: ../src/gnome-genius.c:331
+#: ../src/gnome-genius.c:335
 msgid "Paste the clipboard"
 msgstr "粘贴剪贴板内容"
 
-#: ../src/gnome-genius.c:334
+#: ../src/gnome-genius.c:338
 msgid "Copy Answer As Plain Te_xt"
 msgstr "将结果复制为纯文本(_X)"
 
-#: ../src/gnome-genius.c:335
+#: ../src/gnome-genius.c:339
 msgid "Copy last answer into the clipboard in plain text"
 msgstr "将最新的结果以纯文本格式复制到剪贴板"
 
-#: ../src/gnome-genius.c:338
+#: ../src/gnome-genius.c:342
 msgid "Copy Answer As _LaTeX"
 msgstr "将结果复制为 _LaTeX"
 
-#: ../src/gnome-genius.c:339
+#: ../src/gnome-genius.c:343
 msgid "Copy last answer into the clipboard as LaTeX"
 msgstr "将最新的结果以 LaTeX 格式复制到剪贴板"
 
-#: ../src/gnome-genius.c:342
+#: ../src/gnome-genius.c:346
 msgid "Copy Answer As _MathML"
 msgstr "将结果复制为 _MathML"
 
-#: ../src/gnome-genius.c:343
+#: ../src/gnome-genius.c:347
 msgid "Copy last answer into the clipboard as MathML"
 msgstr "将最新的结果以 MathML 格式复制到剪贴板"
 
-#: ../src/gnome-genius.c:346
+#: ../src/gnome-genius.c:350
 msgid "Copy Answer As T_roff"
 msgstr "将结果复制为 T_roff"
 
-#: ../src/gnome-genius.c:347
+#: ../src/gnome-genius.c:351
 msgid "Copy last answer into the clipboard as Troff eqn"
 msgstr "将最新的结果以 Troff eqn 格式复制到剪贴板"
 
-#: ../src/gnome-genius.c:350
+#: ../src/gnome-genius.c:354
 msgid "_Run"
 msgstr "运行(_R)"
 
-#: ../src/gnome-genius.c:351
+#: ../src/gnome-genius.c:355
 msgid "Run current program"
 msgstr "运行当前程序"
 
-#: ../src/gnome-genius.c:354
+#: ../src/gnome-genius.c:358
 msgid "_Interrupt"
 msgstr "中断(_I)"
 
-#: ../src/gnome-genius.c:355
+#: ../src/gnome-genius.c:359
 msgid "Interrupt current calculation"
 msgstr "中断当前计算"
 
-#: ../src/gnome-genius.c:358
+#: ../src/gnome-genius.c:362
 msgid "Show _Full Answer"
 msgstr "显示完整答案(_F)"
 
-#: ../src/gnome-genius.c:359
+#: ../src/gnome-genius.c:363
 msgid "Show the full text of last answer"
 msgstr "显示上个答案的完整文字"
 
-#: ../src/gnome-genius.c:362
+#: ../src/gnome-genius.c:366
 msgid "Show User _Variables"
 msgstr "显示用户变量(_V)"
 
-#: ../src/gnome-genius.c:363
+#: ../src/gnome-genius.c:367
 msgid "Show the current value of all user variables"
 msgstr "显示所有用户变量的当前值"
 
-#: ../src/gnome-genius.c:366
+#: ../src/gnome-genius.c:370
 msgid "_Monitor a Variable"
 msgstr "监视一个变量(_M)"
 
-#: ../src/gnome-genius.c:367
+#: ../src/gnome-genius.c:371
 msgid "Monitor a variable continuously"
 msgstr "持续监视一个变量"
 
-#: ../src/gnome-genius.c:370
+#: ../src/gnome-genius.c:374
 msgid "_Plot..."
 msgstr "绘图(_P)..."
 
-#: ../src/gnome-genius.c:371 ../src/gnome-genius.c:375
+#: ../src/gnome-genius.c:375 ../src/gnome-genius.c:379
 msgid "Plot functions, vector fields, surfaces, etc..."
 msgstr "绘制函数、向量域、面等的图形..."
 
-#: ../src/gnome-genius.c:374 ../src/gnome-genius.c:569 ../src/graphing.c:5974
+#: ../src/gnome-genius.c:378 ../src/gnome-genius.c:573 ../src/graphing.c:6989
 msgid "_Plot"
 msgstr "绘图(_P)"
 
-#: ../src/gnome-genius.c:378
+#: ../src/gnome-genius.c:382
 msgid "_Next Tab"
 msgstr "下一个标签(_N)"
 
-#: ../src/gnome-genius.c:379
+#: ../src/gnome-genius.c:383
 msgid "Go to next tab"
 msgstr "转到下一个标签"
 
-#: ../src/gnome-genius.c:382
+#: ../src/gnome-genius.c:386
 msgid "_Previous Tab"
 msgstr "上一个标签(_P)"
 
-#: ../src/gnome-genius.c:383
+#: ../src/gnome-genius.c:387
 msgid "Go to previous tab"
 msgstr "转到上一个标签"
 
-#: ../src/gnome-genius.c:386
+#: ../src/gnome-genius.c:390
 msgid "_Console"
 msgstr "控制台(_C)"
 
-#: ../src/gnome-genius.c:387
+#: ../src/gnome-genius.c:391
 msgid "Go to the console tab"
 msgstr "转到控制台标签"
 
-#: ../src/gnome-genius.c:390
+#: ../src/gnome-genius.c:394
 msgid "_Preferences"
 msgstr "首选项(_P)"
 
-#: ../src/gnome-genius.c:391
+#: ../src/gnome-genius.c:395
 msgid "Configure Genius"
 msgstr "配置 Genius"
 
-#: ../src/gnome-genius.c:394
+#: ../src/gnome-genius.c:398
 msgid "_Contents"
 msgstr "内容(_C)"
 
-#: ../src/gnome-genius.c:395
+#: ../src/gnome-genius.c:399
 msgid "View the Genius manual"
 msgstr "显示 Genius 用户手册"
 
-#: ../src/gnome-genius.c:398
+#: ../src/gnome-genius.c:402
 msgid "_Help on Function"
 msgstr "函数帮助(_H)"
 
-#: ../src/gnome-genius.c:399
+#: ../src/gnome-genius.c:403
 msgid "Help on a function or a command"
 msgstr "函数或命令帮助"
 
-#: ../src/gnome-genius.c:402
+#: ../src/gnome-genius.c:406
 msgid "_Warranty"
 msgstr "担保(_W)"
 
-#: ../src/gnome-genius.c:403
+#: ../src/gnome-genius.c:407
 msgid "Display warranty information"
 msgstr "显示担保信息"
 
-#: ../src/gnome-genius.c:406
+#: ../src/gnome-genius.c:410
 msgid "_About"
 msgstr "关于(_A)"
 
-#: ../src/gnome-genius.c:407
+#: ../src/gnome-genius.c:411
 msgid "About Genius"
 msgstr "关于 Genius"
 
-#: ../src/gnome-genius.c:933
+#: ../src/gnome-genius.c:943
 msgid "Help on Function"
 msgstr "函数帮助"
 
-#: ../src/gnome-genius.c:951
+#: ../src/gnome-genius.c:961
 msgid "Function or command name:"
 msgstr "函数或命令名称:"
 
-#: ../src/gnome-genius.c:984
+#: ../src/gnome-genius.c:1019
 #, c-format
 msgid "<b>Help on %s not found</b>"
 msgstr "<b>未找到有关 %s 的帮助</b>"
 
-#: ../src/gnome-genius.c:988
+#: ../src/gnome-genius.c:1023
 #, c-format
 msgid ""
 "<b>Help on %s not found</b>\n"
@@ -3373,15 +3610,15 @@ msgstr ""
 "\n"
 "您指的是不是 %s。"
 
-#: ../src/gnome-genius.c:1043
+#: ../src/gnome-genius.c:1078
 msgid "Error"
 msgstr "错误"
 
-#: ../src/gnome-genius.c:1045
+#: ../src/gnome-genius.c:1080
 msgid "Information"
 msgstr "信息"
 
-#: ../src/gnome-genius.c:1131
+#: ../src/gnome-genius.c:1166
 msgid ""
 "Global variables:\n"
 "\n"
@@ -3389,7 +3626,7 @@ msgstr ""
 "全局变量:\n"
 "\n"
 
-#: ../src/gnome-genius.c:1164
+#: ../src/gnome-genius.c:1199
 msgid ""
 "\n"
 "Function call stack:\n"
@@ -3397,13 +3634,13 @@ msgstr ""
 "\n"
 "函数调用堆栈:\n"
 
-#: ../src/gnome-genius.c:1166 ../src/gnome-genius.c:1225
+#: ../src/gnome-genius.c:1201 ../src/gnome-genius.c:1260
 msgid ""
 "(depth of context in parentheses)\n"
 "\n"
 msgstr ""
 
-#: ../src/gnome-genius.c:1223
+#: ../src/gnome-genius.c:1258
 msgid ""
 "\n"
 "Local variables:\n"
@@ -3411,56 +3648,56 @@ msgstr ""
 "\n"
 "局部变量:\n"
 
-#: ../src/gnome-genius.c:1277
+#: ../src/gnome-genius.c:1312
 msgid "User Variable Listing"
 msgstr "使用变量列表"
 
-#: ../src/gnome-genius.c:1385
+#: ../src/gnome-genius.c:1420
 #, c-format
 msgid "%s undefined"
 msgstr "%s 未定义"
 
 #. printed before a global variable
-#: ../src/gnome-genius.c:1420
+#: ../src/gnome-genius.c:1455
 msgid "(global) "
 msgstr "(全局)"
 
 #. printed before local variable in certain
 #. * context
-#: ../src/gnome-genius.c:1424
+#: ../src/gnome-genius.c:1459
 #, c-format
 msgid "(context %d) "
 msgstr ""
 
-#: ../src/gnome-genius.c:1446
+#: ../src/gnome-genius.c:1481
 #, c-format
 msgid "%s not a user variable"
 msgstr "%s 不是一个用户变量"
 
-#: ../src/gnome-genius.c:1480
+#: ../src/gnome-genius.c:1515
 #, c-format
 msgid "Monitoring: %s"
 msgstr "监视:%s"
 
-#: ../src/gnome-genius.c:1528
+#: ../src/gnome-genius.c:1563
 msgid "Update continuously"
 msgstr "持续更新"
 
-#: ../src/gnome-genius.c:1559
+#: ../src/gnome-genius.c:1594
 msgid "Monitor a Variable"
 msgstr "监视一个变量"
 
-#: ../src/gnome-genius.c:1576
+#: ../src/gnome-genius.c:1611
 msgid "Variable name:"
 msgstr "变量名:"
 
 #. error
 #. always textbox
-#: ../src/gnome-genius.c:1632
+#: ../src/gnome-genius.c:1667
 msgid "Full Answer"
 msgstr "完整答案"
 
-#: ../src/gnome-genius.c:1648
+#: ../src/gnome-genius.c:1683
 #, c-format
 msgid ""
 "\n"
@@ -3469,12 +3706,12 @@ msgstr ""
 "\n"
 "太多错误!(还有 %d 个)"
 
-#: ../src/gnome-genius.c:1663
+#: ../src/gnome-genius.c:1698
 #, c-format
 msgid "\\e[01;31mToo many errors! (%d followed)\\e[0m\n"
 msgstr "\\e[01;31m太多错误!(还有 %d 个)\\e[0m\n"
 
-#: ../src/gnome-genius.c:1802
+#: ../src/gnome-genius.c:1837
 #, c-format
 msgid ""
 "<b>Cannot display help</b>\n"
@@ -3485,11 +3722,11 @@ msgstr ""
 "\n"
 "%s"
 
-#: ../src/gnome-genius.c:1878
+#: ../src/gnome-genius.c:1913
 msgid "Nils Barth (initial implementation of parts of the GEL library)"
 msgstr "Nils Barth (最初实现了部分 GEL 库)"
 
-#: ../src/gnome-genius.c:1879
+#: ../src/gnome-genius.c:1914
 msgid "Adrian E. Feiguin <feiguin ifir edu ar> (GtkExtra - plotting widgetry)"
 msgstr "Adrian E. Feiguin <feiguin ifir edu ar> (GtkExtra - 绘图构件)"
 
@@ -3497,22 +3734,22 @@ msgstr "Adrian E. Feiguin <feiguin ifir edu ar> (GtkExtra - 绘图构件)"
 #. * which will give them credit in the About box.
 #. * E.g. "Fulano de Tal <fulano detal com>"
 #.
-#: ../src/gnome-genius.c:1893
+#: ../src/gnome-genius.c:1928
 msgid "translator-credits"
 msgstr ""
-"Mai Haohui <maihaohui hotmail com>, 2003.\n"
-"Yinghua Wang <wantinghard gmail com>,2010.\n"
-"YunQiang Su <wzssyqa gmail com>, 2011."
+"Mai Haohui <maihaohui hotmail com>, 2003\n"
+"Wylmer Wang <wantinghard gmail com>,2010, 2013\n"
+"YunQiang Su <wzssyqa gmail com>, 2011"
 
-#: ../src/gnome-genius.c:1941
+#: ../src/gnome-genius.c:1976
 msgid "Genius Mathematical Tool"
 msgstr "Genius 数学工具"
 
-#: ../src/gnome-genius.c:1945
+#: ../src/gnome-genius.c:1980
 msgid "The Gnome calculator style edition of the Genius Mathematical Tool."
 msgstr ""
 
-#: ../src/gnome-genius.c:2135
+#: ../src/gnome-genius.c:2170
 msgid ""
 "Genius is executing something, and furthermore there are unsaved programs.\n"
 "Are you sure you wish to quit?"
@@ -3520,82 +3757,82 @@ msgstr ""
 "Genius 正在执行程序,并且还有没有保存的程序。\n"
 "您真的要退出吗?"
 
-#: ../src/gnome-genius.c:2143
+#: ../src/gnome-genius.c:2178
 msgid "There are unsaved programs, are you sure you wish to quit?"
 msgstr "有没有保存的程序。您真的要退出吗?"
 
-#: ../src/gnome-genius.c:2150
+#: ../src/gnome-genius.c:2185
 msgid "Genius is executing something, are you sure you wish to quit?"
 msgstr "Genius 正在执行程序,您真的要退出吗?"
 
-#: ../src/gnome-genius.c:2157
+#: ../src/gnome-genius.c:2192
 msgid "Are you sure you wish to quit?"
 msgstr "您真的要退出吗?"
 
-#: ../src/gnome-genius.c:2271
+#: ../src/gnome-genius.c:2306
 msgid "Genius Setup"
 msgstr "Genius 设置"
 
-#: ../src/gnome-genius.c:2289
+#: ../src/gnome-genius.c:2324
 msgid "Output"
 msgstr "输出"
 
-#: ../src/gnome-genius.c:2292
+#: ../src/gnome-genius.c:2327
 msgid "Number/Expression output options"
 msgstr "数字/表达式 输出设置"
 
-#: ../src/gnome-genius.c:2302
+#: ../src/gnome-genius.c:2337
 msgid "Maximum digits to output (0=unlimited)"
 msgstr "输出最大位数(0=不限制)"
 
-#: ../src/gnome-genius.c:2322
+#: ../src/gnome-genius.c:2357
 msgid "Results as floats"
 msgstr "以浮点数输出"
 
-#: ../src/gnome-genius.c:2330
+#: ../src/gnome-genius.c:2365
 msgid "Floats in scientific notation"
 msgstr "以科学记数法显示浮点数"
 
-#: ../src/gnome-genius.c:2338
+#: ../src/gnome-genius.c:2373
 msgid "Always print full expressions"
 msgstr "总是打印完整的表达式"
 
-#: ../src/gnome-genius.c:2346
+#: ../src/gnome-genius.c:2381
 msgid "Use mixed fractions"
 msgstr "使用带分数"
 
-#: ../src/gnome-genius.c:2399
+#: ../src/gnome-genius.c:2434
 msgid "Remember output settings across sessions"
 msgstr "会话之间保持输出设置"
 
-#: ../src/gnome-genius.c:2409
+#: ../src/gnome-genius.c:2444
 msgid ""
 "Should the output settings in the \"Number/Expression output options\" frame "
 "be remembered for next session.  Does not apply to the \"Error/Info output "
 "options\" frame."
 msgstr ""
 
-#: ../src/gnome-genius.c:2414
+#: ../src/gnome-genius.c:2449
 msgid "Error/Info output options"
 msgstr "错误/消息 输出设置"
 
-#: ../src/gnome-genius.c:2422
+#: ../src/gnome-genius.c:2457
 msgid "Display errors in a dialog"
 msgstr "在对话框内显示错误信息"
 
-#: ../src/gnome-genius.c:2430
+#: ../src/gnome-genius.c:2465
 msgid "Display information messages in a dialog"
 msgstr "在对话框内显示错误消息"
 
-#: ../src/gnome-genius.c:2441
+#: ../src/gnome-genius.c:2476
 msgid "Maximum errors to display (0=unlimited)"
 msgstr "显示的最多错误 (0=不限制)"
 
-#: ../src/gnome-genius.c:2465
+#: ../src/gnome-genius.c:2500
 msgid "Precision"
 msgstr "精度"
 
-#: ../src/gnome-genius.c:2475
+#: ../src/gnome-genius.c:2510
 msgid ""
 "NOTE: The floating point precision might not take effect\n"
 "for all numbers immediately, only new numbers calculated\n"
@@ -3604,51 +3841,51 @@ msgstr ""
 "注意:浮点精度设置也许不会立刻影响所有数字,\n"
 "只会影响新的计算和新的变量。"
 
-#: ../src/gnome-genius.c:2484
+#: ../src/gnome-genius.c:2519
 msgid "Floating point precision (bits)"
 msgstr "浮点精度(比特)"
 
-#: ../src/gnome-genius.c:2503
+#: ../src/gnome-genius.c:2538
 msgid "Remember precision setting across sessions"
 msgstr "会话之间保持精度设置"
 
-#: ../src/gnome-genius.c:2512
+#: ../src/gnome-genius.c:2547
 msgid "Should the precision setting be remembered for next session."
 msgstr "是否记忆精度设置,下次会话继续使用。"
 
-#: ../src/gnome-genius.c:2520
+#: ../src/gnome-genius.c:2555
 msgid "Terminal"
 msgstr "终端"
 
-#: ../src/gnome-genius.c:2522
+#: ../src/gnome-genius.c:2557
 msgid "Terminal options"
 msgstr "终端属性"
 
-#: ../src/gnome-genius.c:2531
+#: ../src/gnome-genius.c:2566
 msgid "Scrollback lines"
 msgstr ""
 
-#: ../src/gnome-genius.c:2554
+#: ../src/gnome-genius.c:2589
 msgid "Font:"
 msgstr "字体:"
 
-#: ../src/gnome-genius.c:2565
+#: ../src/gnome-genius.c:2600
 msgid "Black on white"
 msgstr "黑底白字"
 
-#: ../src/gnome-genius.c:2573
+#: ../src/gnome-genius.c:2608
 msgid "Blinking cursor"
 msgstr "闪烁光标"
 
-#: ../src/gnome-genius.c:2586
+#: ../src/gnome-genius.c:2621
 msgid "Memory"
 msgstr "存储"
 
-#: ../src/gnome-genius.c:2589
+#: ../src/gnome-genius.c:2624
 msgid "Limits"
 msgstr "限制"
 
-#: ../src/gnome-genius.c:2596
+#: ../src/gnome-genius.c:2631
 msgid ""
 "When the limit is reached you will be asked if\n"
 "you wish to interrupt the calculation or continue.\n"
@@ -3658,11 +3895,11 @@ msgstr ""
 "是中断计算还是继续。\n"
 "设置为 0 来禁用该限制。"
 
-#: ../src/gnome-genius.c:2605
+#: ../src/gnome-genius.c:2640
 msgid "Maximum number of nodes to allocate"
 msgstr "要分配的最大节点数目"
 
-#: ../src/gnome-genius.c:2645
+#: ../src/gnome-genius.c:2680
 msgid ""
 "<b>Genius is currently executing something.</b>\n"
 "\n"
@@ -3672,108 +3909,133 @@ msgstr ""
 "\n"
 "请稍后重试或中断当前操作。"
 
-#: ../src/gnome-genius.c:2673
+#: ../src/gnome-genius.c:2708
 msgid "GEL files"
 msgstr "GEL 文件"
 
-#: ../src/gnome-genius.c:2678 ../src/graphing.c:1113
+#: ../src/gnome-genius.c:2713 ../src/graphing.c:1193
 msgid "All files"
 msgstr "所有文件"
 
-#: ../src/gnome-genius.c:2702 ../src/gnome-genius.c:3593
+#: ../src/gnome-genius.c:2737 ../src/gnome-genius.c:3641
 msgid "Cannot open file!"
 msgstr "不能打开文件!"
 
-#: ../src/gnome-genius.c:2712 ../src/gnome-genius.c:4073
+#: ../src/gnome-genius.c:2747 ../src/gnome-genius.c:4164
 msgid "Output from "
 msgstr "输出自"
 
-#: ../src/gnome-genius.c:2728 ../src/gnome-genius.c:4144
+#: ../src/gnome-genius.c:2763 ../src/gnome-genius.c:4236
 msgid "End"
 msgstr ""
 
-#: ../src/gnome-genius.c:2747
+#: ../src/gnome-genius.c:2782
 msgid "Load and Run"
 msgstr "载入并运行"
 
-#: ../src/gnome-genius.c:2751
+#: ../src/gnome-genius.c:2786
 msgid "_Load"
 msgstr "加载(_L)"
 
-#: ../src/gnome-genius.c:3263
+#: ../src/gnome-genius.c:3311
 msgid "Cannot open file"
 msgstr "不能打开文件"
 
 #. context
-#: ../src/gnome-genius.c:3298 ../src/gnome-genius.c:4742
+#: ../src/gnome-genius.c:3346 ../src/gnome-genius.c:4842
 #, c-format
 msgid "Line: %d"
 msgstr "行:%d"
 
-#: ../src/gnome-genius.c:3487
+#: ../src/gnome-genius.c:3535
 #, c-format
 msgid "Program_%d.gel"
 msgstr "程序_%d.gel"
 
-#: ../src/gnome-genius.c:3498
+#: ../src/gnome-genius.c:3546
 #, c-format
 msgid "Program %d"
 msgstr "程序 %d"
 
-#: ../src/gnome-genius.c:3527
+#: ../src/gnome-genius.c:3575
 #, c-format
 msgid "Cannot open %s"
 msgstr "不能打开 %s"
 
-#: ../src/gnome-genius.c:3615
+#: ../src/gnome-genius.c:3663
 msgid "Open..."
 msgstr "打开..."
 
-#: ../src/gnome-genius.c:3692
+#: ../src/gnome-genius.c:3748
 msgid "Program is read only"
 msgstr "程序为只读"
 
-#. new fname
-#: ../src/gnome-genius.c:3694 ../src/gnome-genius.c:3726
-#: ../src/gnome-genius.c:3785 ../src/gnome-genius.c:3914
-#, c-format
+#: ../src/gnome-genius.c:3753 ../src/gnome-genius.c:3795
+#, fuzzy, c-format
+#| msgid ""
+#| "<b>Cannot save file</b>\n"
+#| "Details: %s"
 msgid ""
-"<b>Cannot save file</b>\n"
+"<b>Cannot save file %s</b>\n"
 "Details: %s"
 msgstr ""
 "<b>不能保存文件</b>\n"
 "详情:%s"
 
-#: ../src/gnome-genius.c:3736
+#: ../src/gnome-genius.c:3759 ../src/gnome-genius.c:3802
+#, fuzzy, c-format
+#| msgid ""
+#| "<b>Cannot save file</b>\n"
+#| "Details: %s"
+msgid "<b>Cannot save file %s</b>"
+msgstr ""
+"<b>不能保存文件</b>\n"
+"详情:%s"
+
+#: ../src/gnome-genius.c:3812
 msgid "Save new programs by \"Save As..\" first!"
 msgstr "请先通过“保存为...”保存新程序!"
 
-#: ../src/gnome-genius.c:3742
+#: ../src/gnome-genius.c:3818
 msgid ""
 "Some read-only programs are modified.  Use \"Save As..\" to save them to a "
 "new location."
 msgstr "一些只读程序被修改。请使用“保存为...”将它们保存到新位置。"
 
-#: ../src/gnome-genius.c:3779 ../src/gnome-genius.c:3894 ../src/graphing.c:910
-#: ../src/graphing.c:1016
-msgid "File already exists.  Overwrite it?"
-msgstr "文件已存在,覆盖它吗?"
+#: ../src/gnome-genius.c:3858 ../src/gnome-genius.c:3994
+#, c-format
+msgid ""
+"<b>Cannot save file</b>\n"
+"Details: %s"
+msgstr ""
+"<b>不能保存文件</b>\n"
+"详情:%s"
 
-#: ../src/gnome-genius.c:3821
+#: ../src/gnome-genius.c:3863 ../src/gnome-genius.c:3999
+#, fuzzy
+#| msgid ""
+#| "<b>Cannot save file</b>\n"
+#| "Details: %s"
+msgid "<b>Cannot save file</b>"
+msgstr ""
+"<b>不能保存文件</b>\n"
+"详情:%s"
+
+#: ../src/gnome-genius.c:3898
 msgid "Save As..."
 msgstr "保存为..."
 
-#: ../src/gnome-genius.c:3948
+#: ../src/gnome-genius.c:4032
 msgid "Save Console Output..."
 msgstr "保存终端输出..."
 
-#: ../src/gnome-genius.c:4011
+#: ../src/gnome-genius.c:4102
 msgid ""
 "The program you are closing is unsaved, are you sure you wish to close it "
 "without saving?"
 msgstr "您关闭的程序没有保存,您真的要不保存就关闭它吗?"
 
-#: ../src/gnome-genius.c:4030
+#: ../src/gnome-genius.c:4121
 msgid ""
 "<b>No program selected.</b>\n"
 "\n"
@@ -3783,12 +4045,12 @@ msgstr ""
 "\n"
 "创建新程序,或者选择一个已有的标签。"
 
-#: ../src/gnome-genius.c:4060
+#: ../src/gnome-genius.c:4151
 #, c-format
 msgid "Cannot open pipe: %s"
 msgstr "无法打开管道:%s"
 
-#: ../src/gnome-genius.c:4089
+#: ../src/gnome-genius.c:4180
 msgid ""
 "<b>Cannot execute program</b>\n"
 "\n"
@@ -3798,7 +4060,7 @@ msgstr ""
 "\n"
 "无法 fork。"
 
-#: ../src/gnome-genius.c:4161
+#: ../src/gnome-genius.c:4253
 msgid ""
 "<b>Error executing program</b>\n"
 "\n"
@@ -3809,12 +4071,12 @@ msgstr ""
 "\n"
 "将程序写入引擎时出错。"
 
-#: ../src/gnome-genius.c:4186
+#: ../src/gnome-genius.c:4278
 #, c-format
 msgid "Genius %s"
 msgstr "Genius %s"
 
-#: ../src/gnome-genius.c:4412
+#: ../src/gnome-genius.c:4510
 msgid "Memory (node number) limit has been reached, interrupt the computation?"
 msgstr ""
 
@@ -3823,15 +4085,15 @@ msgstr ""
 #. textbox_title
 #. bind_response
 #. wrap
-#: ../src/gnome-genius.c:4492
+#: ../src/gnome-genius.c:4590
 msgid "Can't execute genius-readline-helper-fifo!\n"
 msgstr "无法执行 genius-readline-helper-fifo!\n"
 
-#: ../src/gnome-genius.c:4559
+#: ../src/gnome-genius.c:4657
 msgid "Readline helper died, weird.  Trying to recover, things may be odd."
 msgstr ""
 
-#: ../src/gnome-genius.c:4763
+#: ../src/gnome-genius.c:4863
 msgid ""
 "\n"
 "Note: Compiled without GtkSourceView (better source editor)"
@@ -3839,27 +4101,34 @@ msgstr ""
 "\n"
 "注意:不用 GtkSourceView(更好的源代码编辑器)编译"
 
-#: ../src/gnome-genius.c:4855
+#: ../src/gnome-genius.c:4955
 msgid "GNOME Genius"
 msgstr "GNOME Genius"
 
 #. parent
-#: ../src/gnome-genius.c:4905
+#: ../src/gnome-genius.c:5005
 msgid "Cannot find the library file, genius installation may be incorrect"
 msgstr "无法找到库文件,genius 可能没有正确安装"
 
-#: ../src/gnome-genius.c:4985
+#: ../src/gnome-genius.c:5085
 msgid "Console"
 msgstr "控制台"
 
-#: ../src/gnome-genius.c:5069
-#, c-format
+#: ../src/gnome-genius.c:5169
+#, fuzzy, c-format
+#| msgid ""
+#| "%sGenius %s%s\n"
+#| "%s\n"
+#| "This is free software with ABSOLUTELY NO WARRANTY.\n"
+#| "For license details type `%swarranty%s'.\n"
+#| "For help type '%smanual%s' or '%shelp%s'.%s\n"
+#| "\n"
 msgid ""
 "%sGenius %s%s\n"
 "%s\n"
 "This is free software with ABSOLUTELY NO WARRANTY.\n"
 "For license details type `%swarranty%s'.\n"
-"For help type '%smanual%s' or '%shelp%s'.%s\n"
+"For help type `%smanual%s' or `%shelp%s'.%s\n"
 "\n"
 msgstr ""
 "%sGenius %s%s\n"
@@ -3877,228 +4146,252 @@ msgstr "Genius 数学工具"
 msgid "Genius Mathematical Tool and Calculator"
 msgstr "Genius 数学工具和计算器"
 
-#: ../src/graphing.c:574
+#: ../src/graphing.c:606
 msgid "Rotate"
 msgstr "旋转"
 
-#: ../src/graphing.c:593 ../src/graphing.c:622
+#: ../src/graphing.c:625 ../src/graphing.c:654
 #, c-format
 msgid "Rotate about %s axis: "
 msgstr "相对 %s 轴旋转:"
 
-#: ../src/graphing.c:651
+#: ../src/graphing.c:683
 msgid "Rotate about dependent axis: "
 msgstr ""
 
-#: ../src/graphing.c:759
+#: ../src/graphing.c:791
 msgid "Print"
 msgstr "打印"
 
-#: ../src/graphing.c:776
+#: ../src/graphing.c:808
 msgid "Print command: "
 msgstr "打印命令:"
 
-#: ../src/graphing.c:803
+#: ../src/graphing.c:838
 msgid "Cannot open temporary file, cannot print."
 msgstr "无法打开临时文件,无法打印。"
 
-#: ../src/graphing.c:830
+#: ../src/graphing.c:865
 msgid "Printing failed"
 msgstr "打印失败"
 
-#: ../src/graphing.c:842
+#: ../src/graphing.c:878
 #, c-format
 msgid "Printing failed: %s"
 msgstr "打印失败:%s"
 
-#: ../src/graphing.c:979 ../src/graphing.c:1031 ../src/graphing.c:1048
+#: ../src/graphing.c:951 ../src/graphing.c:1090
+msgid "File already exists.  Overwrite it?"
+msgstr "文件已存在,覆盖它吗?"
+
+#: ../src/graphing.c:1049 ../src/graphing.c:1105 ../src/graphing.c:1122
 msgid "Export failed"
 msgstr "导出失败"
 
-#: ../src/graphing.c:1079
+#: ../src/graphing.c:1147
 msgid "Export encapsulated postscript"
 msgstr ""
 
-#: ../src/graphing.c:1081
+#: ../src/graphing.c:1149
 msgid "Export postscript"
 msgstr "导出 postscript"
 
-#: ../src/graphing.c:1083
+#: ../src/graphing.c:1151
+#, fuzzy
+#| msgid "Export PNG"
+msgid "Export PDF"
+msgstr "导出 PNG"
+
+#: ../src/graphing.c:1153
 msgid "Export PNG"
 msgstr "导出 PNG"
 
-#: ../src/graphing.c:1099
+#: ../src/graphing.c:1160
+msgid "Missing ps2pdf command, perhaps ghostscript is not installed."
+msgstr ""
+
+#: ../src/graphing.c:1175
 msgid "EPS files"
 msgstr "EPS 文件"
 
-#: ../src/graphing.c:1103
+#: ../src/graphing.c:1179
 msgid "PS files"
 msgstr "PS 文件"
 
-#: ../src/graphing.c:1107
+#: ../src/graphing.c:1183
+#, fuzzy
+#| msgid "PS files"
+msgid "PDF files"
+msgstr "PS 文件"
+
+#: ../src/graphing.c:1187
 msgid "PNG files"
 msgstr "PNG 文件"
 
-#: ../src/graphing.c:1122
+#: ../src/graphing.c:1202
 msgid "Generate preview in EPS file (with ps2epsi)"
 msgstr "在 EPS 文件中生成预览(使用 ps2epsi)"
 
-#: ../src/graphing.c:1700
+#: ../src/graphing.c:1879
 msgid "Solver"
 msgstr ""
 
-#: ../src/graphing.c:1705
+#: ../src/graphing.c:1884
 msgid "Clea_r solutions"
 msgstr ""
 
-#: ../src/graphing.c:1707
+#: ../src/graphing.c:1886
 msgid "_Plot solution"
 msgstr "绘图分辨率(_P)"
 
-#: ../src/graphing.c:1728
+#: ../src/graphing.c:1907
 msgid ""
 "Clicking on the graph window now will draw a solution according to the "
 "parameters set below, starting at the point clicked.  To be able to zoom by "
 "mouse again, close this window."
 msgstr ""
 
-#: ../src/graphing.c:1750
+#: ../src/graphing.c:1929
 msgid "X increment:"
 msgstr ""
 
-#: ../src/graphing.c:1772
+#: ../src/graphing.c:1951
 msgid "T increment:"
 msgstr ""
 
-#: ../src/graphing.c:1776
-#, fuzzy
+#: ../src/graphing.c:1955
 msgid "T interval length:"
-msgstr "自然对数"
+msgstr ""
 
-#: ../src/graphing.c:1790
+#: ../src/graphing.c:1969
 msgid "Point x:"
 msgstr "点 x:"
 
-#: ../src/graphing.c:1795
+#: ../src/graphing.c:1974
 msgid "y:"
 msgstr "y:"
 
-#: ../src/graphing.c:1862
+#: ../src/graphing.c:2080
 msgid "Plot"
 msgstr "绘图"
 
-#: ../src/graphing.c:1897
+#: ../src/graphing.c:2115
 msgid "_Graph"
 msgstr "图形(_G)"
 
-#: ../src/graphing.c:1901
+#: ../src/graphing.c:2119
 msgid "_Print..."
 msgstr "打印(_P)..."
 
-#: ../src/graphing.c:1907
+#: ../src/graphing.c:2125
 msgid "_Export postscript..."
 msgstr "导出 postscript(_E)..."
 
-#: ../src/graphing.c:1913
+#: ../src/graphing.c:2131
 msgid "E_xport encapsulated postscript..."
 msgstr ""
 
-#: ../src/graphing.c:1919
+#: ../src/graphing.c:2138
+#, fuzzy
+#| msgid "Export P_NG..."
+msgid "Export P_DF..."
+msgstr "导出 P_NG..."
+
+#: ../src/graphing.c:2147
 msgid "Export P_NG..."
 msgstr "导出 P_NG..."
 
-#: ../src/graphing.c:1931
+#: ../src/graphing.c:2159
 msgid "_Zoom"
 msgstr "缩放(_Z)"
 
-#: ../src/graphing.c:1935
+#: ../src/graphing.c:2163
 msgid "Zoom _out"
 msgstr "缩小(_O)"
 
-#: ../src/graphing.c:1942
+#: ../src/graphing.c:2170
 msgid "Zoom _in"
 msgstr "放大(_I)"
 
-#: ../src/graphing.c:1949
+#: ../src/graphing.c:2177
 msgid "_Fit dependent axis"
 msgstr ""
 
-#: ../src/graphing.c:1956
+#: ../src/graphing.c:2184
 msgid "_Reset to original zoom"
 msgstr ""
 
-#: ../src/graphing.c:1969
+#: ../src/graphing.c:2197
 msgid "_View"
 msgstr "视图(_V)"
 
-#: ../src/graphing.c:1974
+#: ../src/graphing.c:2202
 msgid "_Reset angles"
 msgstr "重置角度(_R)"
 
-#: ../src/graphing.c:1979
+#: ../src/graphing.c:2207
 msgid "_Top view"
 msgstr "顶部视图(_T)"
 
-#: ../src/graphing.c:1984
+#: ../src/graphing.c:2212
 msgid "R_otate axis..."
 msgstr ""
 
-#: ../src/graphing.c:1994
+#: ../src/graphing.c:2222
 msgid "_Solver"
 msgstr ""
 
-#: ../src/graphing.c:1999
+#: ../src/graphing.c:2227
 msgid "_Solver..."
 msgstr ""
 
-#: ../src/graphing.c:2004
+#: ../src/graphing.c:2232
 msgid "_Clear solutions"
 msgstr ""
 
-#: ../src/graphing.c:2909
+#: ../src/graphing.c:3250
 #, c-format
 msgid "Function"
 msgstr "函数"
 
-#: ../src/graphing.c:2911
+#: ../src/graphing.c:3252
 #, c-format
 msgid "Function #%d"
 msgstr "函数 #%d"
 
-#: ../src/graphing.c:2920 ../src/funclibhelper.cP:113
-#, c-format
-msgid "%s: argument number %d not a number"
-msgstr "%s:参数 %d 不是一个数"
-
-#: ../src/graphing.c:2933
+#: ../src/graphing.c:3274
 msgid "Graph limits not given as a 4-vector"
 msgstr ""
 
-#: ../src/graphing.c:2939 ../src/graphing.c:2950 ../src/graphing.c:2961
-#: ../src/graphing.c:2972 ../src/graphing.c:3078 ../src/graphing.c:3089
-#: ../src/graphing.c:3100 ../src/graphing.c:3111 ../src/graphing.c:3122
-#: ../src/graphing.c:3133
+#: ../src/graphing.c:3280 ../src/graphing.c:3291 ../src/graphing.c:3302
+#: ../src/graphing.c:3313 ../src/graphing.c:3356 ../src/graphing.c:3367
+#: ../src/graphing.c:3465 ../src/graphing.c:3476 ../src/graphing.c:3487
+#: ../src/graphing.c:3498 ../src/graphing.c:3509 ../src/graphing.c:3520
 msgid "Graph limits not given as numbers"
 msgstr ""
 
-#: ../src/graphing.c:3072
+#: ../src/graphing.c:3350
+#, fuzzy
+msgid "Graph limits not given as a 2-vector"
+msgstr "变量名未以 4 值向量给出"
+
+#: ../src/graphing.c:3459
 msgid "Graph limits not given as a 6-vector"
 msgstr ""
 
-#: ../src/graphing.c:3206 ../src/graphing.c:3224 ../src/graphing.c:3238
+#: ../src/graphing.c:3593 ../src/graphing.c:3611 ../src/graphing.c:3625
 msgid "Ticks must be between 2 and 200"
 msgstr ""
 
-#: ../src/graphing.c:3215 ../src/graphing.c:3229
+#: ../src/graphing.c:3602 ../src/graphing.c:3616
 msgid "Ticks not given as numbers"
 msgstr ""
 
-#: ../src/graphing.c:3243
-#, fuzzy
+#: ../src/graphing.c:3630
 msgid "Ticks not given as a number or a 2-vector"
-msgstr "向量索引不是一个整数或向量"
+msgstr "刻度不是一个整数或 2 维向量"
 
-#: ../src/graphing.c:4284
+#: ../src/graphing.c:5149
 #, c-format
 msgid ""
 "Type in function name or expression involving the %s and %s variables (or "
@@ -4106,28 +4399,28 @@ msgid ""
 "(%s,%s)."
 msgstr ""
 
-#: ../src/graphing.c:4309 ../src/graphing.c:4316 ../src/graphing.c:4480
-#: ../src/graphing.c:4487
+#: ../src/graphing.c:5174 ../src/graphing.c:5181 ../src/graphing.c:5345
+#: ../src/graphing.c:5352
 #, c-format
 msgid "%s from:"
 msgstr ""
 
-#: ../src/graphing.c:4323 ../src/graphing.c:4330
+#: ../src/graphing.c:5188 ../src/graphing.c:5195
 #, c-format
 msgid "%s increment:"
 msgstr ""
 
-#: ../src/graphing.c:4337
+#: ../src/graphing.c:5202
 #, c-format
 msgid "%s interval length:"
 msgstr ""
 
-#: ../src/graphing.c:4344
+#: ../src/graphing.c:5209
 #, c-format
 msgid "Point %s:"
 msgstr ""
 
-#: ../src/graphing.c:4357
+#: ../src/graphing.c:5222
 #, c-format
 msgid ""
 "Type in function names or expressions involving the %s and %s variables (or "
@@ -4135,14 +4428,14 @@ msgid ""
 "of the autonomous system to be plotted at the point (%s,%s)."
 msgstr ""
 
-#: ../src/graphing.c:4393
+#: ../src/graphing.c:5258
 #, c-format
 msgid ""
 "Type in function names or expressions involving the %s variable in the boxes "
 "below to graph them"
 msgstr ""
 
-#: ../src/graphing.c:4410
+#: ../src/graphing.c:5275
 #, c-format
 msgid ""
 "Type in function names or expressions involving the %s variable in the boxes "
@@ -4152,12 +4445,12 @@ msgid ""
 "number."
 msgstr ""
 
-#: ../src/graphing.c:4451
+#: ../src/graphing.c:5316
 #, fuzzy, c-format
 msgid "Parameter %s from:"
 msgstr "参数 %s 自:"
 
-#: ../src/graphing.c:4465
+#: ../src/graphing.c:5330
 #, c-format
 msgid ""
 "Type a function name or an expression involving the %s and %s variables (or "
@@ -4165,95 +4458,100 @@ msgid ""
 "Functions with one argument only will be passed a complex number."
 msgstr ""
 
-#: ../src/graphing.c:4531 ../src/graphing.c:4651
+#: ../src/graphing.c:5396 ../src/graphing.c:5515
 msgid "Change variable names"
 msgstr "更改变量名"
 
-#: ../src/graphing.c:4547 ../src/graphing.c:4667
+#: ../src/graphing.c:5412 ../src/graphing.c:5531
 msgid "Some values were illegal"
 msgstr "一些数值不合法"
 
-#: ../src/graphing.c:4551 ../src/graphing.c:4671
+#: ../src/graphing.c:5416 ../src/graphing.c:5535
 msgid "independent variable (x):"
 msgstr "独立变量(x):"
 
-#: ../src/graphing.c:4561
+#: ../src/graphing.c:5426
 msgid "dependent variable (y):"
 msgstr ""
 
-#: ../src/graphing.c:4571
+#: ../src/graphing.c:5436
 msgid "complex variable (z = x+iy):"
 msgstr "复数变量(z = x+iy):"
 
-#: ../src/graphing.c:4581
+#: ../src/graphing.c:5446
 msgid "parameter variable (t):"
 msgstr "参数变量(t):"
 
-#: ../src/graphing.c:4681
+#: ../src/graphing.c:5545
 msgid "independent variable (y):"
 msgstr "独立变量(y):"
 
-#: ../src/graphing.c:4691
+#: ../src/graphing.c:5555
 msgid "independent complex variable (z = x+iy):"
 msgstr "独立复数变量(z = x+iy):"
 
-#: ../src/graphing.c:4801
+#: ../src/graphing.c:5719
 msgid "_Functions / Expressions"
 msgstr "函数/表达式(_F)"
 
-#: ../src/graphing.c:4833
+#: ../src/graphing.c:5751
 msgid "or"
 msgstr "或"
 
 #. t range
-#: ../src/graphing.c:4848
+#: ../src/graphing.c:5766
 #, fuzzy
 msgid "Parameter t from:"
 msgstr "参数 t 自:"
 
-#: ../src/graphing.c:4852 ../src/graphing.c:4990 ../src/graphing.c:5002
-#: ../src/graphing.c:5074 ../src/graphing.c:5086 ../src/graphing.c:5097
+#: ../src/graphing.c:5770 ../src/graphing.c:5917 ../src/graphing.c:5930
+#: ../src/graphing.c:6040 ../src/graphing.c:6052 ../src/graphing.c:6063
 msgid "to:"
 msgstr "到:"
 
-#: ../src/graphing.c:4856
+#: ../src/graphing.c:5774
 msgid "by:"
 msgstr ""
 
-#: ../src/graphing.c:4863
+#: ../src/graphing.c:5781
 msgid "Pa_rametric"
 msgstr "参数(_R)"
 
 #. # of ticks
-#: ../src/graphing.c:4890 ../src/graphing.c:4942
+#: ../src/graphing.c:5808 ../src/graphing.c:5860
 msgid "Vertical ticks:"
 msgstr "竖直刻度:"
 
 #. # of ticks
-#: ../src/graphing.c:4894 ../src/graphing.c:4946
+#: ../src/graphing.c:5812 ../src/graphing.c:5864
 msgid "Horizontal ticks:"
 msgstr "水平刻度:"
 
-#: ../src/graphing.c:4899
+#: ../src/graphing.c:5817
 msgid "Sl_ope field"
 msgstr ""
 
 #. Normalize the arrow length?
-#: ../src/graphing.c:4933
+#: ../src/graphing.c:5851
 msgid "_Normalize arrow length (do not show size)"
 msgstr ""
 
-#: ../src/graphing.c:4951
+#: ../src/graphing.c:5869
 msgid "_Vector field"
 msgstr ""
 
 #. draw legend?
-#: ../src/graphing.c:4961
+#: ../src/graphing.c:5879 ../src/graphing.c:6009
 msgid "_Draw legend"
 msgstr "绘制图例(_D)"
 
+#. draw axis labels?
+#: ../src/graphing.c:5888
+msgid "Draw axis labels"
+msgstr ""
+
 #. change varnames
-#: ../src/graphing.c:4970 ../src/graphing.c:5053
+#: ../src/graphing.c:5897 ../src/graphing.c:6019
 msgid "Change variable names..."
 msgstr "更改变量名称..."
 
@@ -4261,349 +4559,493 @@ msgstr "更改变量名称..."
 #.
 #. * Plot window frame
 #.
-#: ../src/graphing.c:4978 ../src/graphing.c:5062
+#: ../src/graphing.c:5905 ../src/graphing.c:6028
 msgid "Plot Window"
 msgstr "绘图窗口"
 
 #.
 #. * X range
 #.
-#: ../src/graphing.c:4987 ../src/graphing.c:5071
+#: ../src/graphing.c:5914 ../src/graphing.c:6037
 msgid "X from:"
 msgstr ""
 
 #.
 #. * Y range
 #.
-#: ../src/graphing.c:4999 ../src/graphing.c:5083
+#: ../src/graphing.c:5927 ../src/graphing.c:6049
 msgid "Y from:"
 msgstr ""
 
-#: ../src/graphing.c:5025
+#. fit dependent axis?
+#: ../src/graphing.c:5938 ../src/graphing.c:6071
+msgid "Fit dependent axis"
+msgstr ""
+
+#: ../src/graphing.c:5982
 msgid "Function / Expression"
 msgstr "函数/表达式"
 
 #.
 #. * Z range
 #.
-#: ../src/graphing.c:5095
+#: ../src/graphing.c:6061
 msgid "Dependent axis from:"
 msgstr ""
 
-#: ../src/graphing.c:5116
+#: ../src/graphing.c:6092
 msgid "Function _line plot"
 msgstr "绘制函数线(_L)"
 
-#: ../src/graphing.c:5120
+#: ../src/graphing.c:6096
 msgid "_Surface plot"
 msgstr "绘制面(_S)"
 
-#: ../src/graphing.c:5338 ../src/graphing.c:5502 ../src/graphing.c:5623
-#: ../src/graphing.c:5744 ../src/graphing.c:5848
+#: ../src/graphing.c:6314 ../src/graphing.c:6500 ../src/graphing.c:6627
+#: ../src/graphing.c:6756 ../src/graphing.c:6861
 msgid "No functions to plot or no functions could be parsed"
 msgstr "没有可绘图的函数或者没有可以解析的函数"
 
-#: ../src/graphing.c:5369 ../src/graphing.c:5375 ../src/graphing.c:5525
-#: ../src/graphing.c:5531 ../src/graphing.c:5630 ../src/graphing.c:5653
-#: ../src/graphing.c:5659 ../src/graphing.c:5767 ../src/graphing.c:5773
-#: ../src/graphing.c:5871 ../src/graphing.c:5877
+#: ../src/graphing.c:6347 ../src/graphing.c:6353 ../src/graphing.c:6523
+#: ../src/graphing.c:6529 ../src/graphing.c:6634 ../src/graphing.c:6657
+#: ../src/graphing.c:6663 ../src/graphing.c:6779 ../src/graphing.c:6785
+#: ../src/graphing.c:6884 ../src/graphing.c:6890
 #, c-format
 msgid "Invalid %s range"
 msgstr "%s 范围无效"
 
-#: ../src/graphing.c:5381
+#: ../src/graphing.c:6359
 msgid "Invalid dependent range"
 msgstr ""
 
-#: ../src/graphing.c:5617
+#: ../src/graphing.c:6621
 #, c-format
 msgid "Only specify %s and %s, or %s, not all at once."
 msgstr ""
 
-#: ../src/graphing.c:5969
+#: ../src/graphing.c:6984
 msgid "Create Plot"
 msgstr "创建绘图"
 
-#: ../src/graphing.c:6009 ../src/graphing.c:6147 ../src/graphing.c:6178
-#: ../src/graphing.c:6199 ../src/graphing.c:6239 ../src/graphing.c:6263
-#: ../src/graphing.c:6374 ../src/graphing.c:6496 ../src/graphing.c:6614
-#: ../src/graphing.c:6757 ../src/graphing.c:6891 ../src/graphing.c:7084
-#: ../src/graphing.c:7368 ../src/graphing.c:7398 ../src/graphing.c:7459
-#: ../src/graphing.c:7485 ../src/graphing.c:7512 ../src/graphing.c:7603
-#: ../src/graphing.c:7676 ../src/graphing.c:7701
+#: ../src/graphing.c:7025 ../src/graphing.c:7195 ../src/graphing.c:7226
+#: ../src/graphing.c:7247 ../src/graphing.c:7287 ../src/graphing.c:7311
+#: ../src/graphing.c:7423 ../src/graphing.c:7547 ../src/graphing.c:7684
+#: ../src/graphing.c:7841 ../src/graphing.c:7988 ../src/graphing.c:8301
+#: ../src/graphing.c:8672 ../src/graphing.c:8904 ../src/graphing.c:8993
+#: ../src/graphing.c:9103 ../src/graphing.c:9133 ../src/graphing.c:9194
+#: ../src/graphing.c:9220 ../src/graphing.c:9247 ../src/graphing.c:9338
+#: ../src/graphing.c:9411 ../src/graphing.c:9436 ../src/graphing.c:9474
+#: ../src/graphing.c:9522
 #, c-format
 msgid "%s: Plotting in progress, cannot call %s"
 msgstr "%s:正在绘图,无法调用 %s"
 
-#: ../src/graphing.c:6017 ../src/graphing.c:6515
+#: ../src/graphing.c:7033 ../src/graphing.c:7566
 #, c-format
 msgid "%s: argument not a function"
 msgstr "%s:参数不是一个函数"
 
-#: ../src/graphing.c:6027
+#: ../src/graphing.c:7043
 #, c-format
 msgid "%s: only one function supported"
 msgstr "%s:只支持函数"
 
-#: ../src/graphing.c:6094 ../src/graphing.c:6328 ../src/graphing.c:6444
-#: ../src/graphing.c:6566 ../src/graphing.c:6703 ../src/graphing.c:6844
+#: ../src/graphing.c:7066
+#, fuzzy
+#| msgid "Ticks not given as a number or a 2-vector"
+msgid "Graph limits not given as a 4-vector or a 6-vector"
+msgstr "刻度不是一个整数或 2 维向量"
+
+#: ../src/graphing.c:7122 ../src/graphing.c:7376 ../src/graphing.c:7493
+#: ../src/graphing.c:7629 ../src/graphing.c:7778 ../src/graphing.c:7933
+#: ../src/graphing.c:8773
 #, c-format
 msgid "%s: invalid X range"
 msgstr "%s:X 范围无效"
 
-#: ../src/graphing.c:6099 ../src/graphing.c:6333 ../src/graphing.c:6449
-#: ../src/graphing.c:6571 ../src/graphing.c:6708 ../src/graphing.c:6849
+#: ../src/graphing.c:7127 ../src/graphing.c:7381 ../src/graphing.c:7498
+#: ../src/graphing.c:7634 ../src/graphing.c:7783 ../src/graphing.c:7938
+#: ../src/graphing.c:8778
 #, c-format
 msgid "%s: invalid Y range"
 msgstr "%s:Y 范围无效"
 
-#: ../src/graphing.c:6104
+#: ../src/graphing.c:7132 ../src/graphing.c:8783
 #, c-format
 msgid "%s: invalid Z range"
 msgstr "%s:Z 范围无效"
 
-#: ../src/graphing.c:6157
+#: ../src/graphing.c:7205
 #, c-format
 msgid "%s: dx must be positive"
 msgstr "%s:dx 必须为正值"
 
-#: ../src/graphing.c:6164 ../src/graphing.c:6183
+#: ../src/graphing.c:7212 ../src/graphing.c:7231
 #, c-format
 msgid "%s: Slope field not active"
 msgstr ""
 
-#: ../src/graphing.c:6210
+#: ../src/graphing.c:7258
 #, c-format
 msgid "%s: dt must be positive"
 msgstr "%s:dt 必须为正"
 
-#: ../src/graphing.c:6216
+#: ../src/graphing.c:7264
 #, c-format
 msgid "%s: tlen must be positive"
 msgstr "%s:tlen 必须为正"
 
-#: ../src/graphing.c:6224 ../src/graphing.c:6245
+#: ../src/graphing.c:7272 ../src/graphing.c:7293
 #, c-format
 msgid "%s: Vector field not active"
 msgstr ""
 
-#: ../src/graphing.c:6270 ../src/graphing.c:6764
+#: ../src/graphing.c:7318 ../src/graphing.c:7848
 #, c-format
 msgid "%s: First argument must be a function"
 msgstr "%s:第一个参数必须为一个函数"
 
-#: ../src/graphing.c:6385 ../src/graphing.c:6622
+#: ../src/graphing.c:7434 ../src/graphing.c:7692
 #, c-format
 msgid "%s: First two arguments must be functions"
 msgstr "%s:前两个参数必须为函数"
 
-#: ../src/graphing.c:6510
+#: ../src/graphing.c:7561
 #, c-format
 msgid "%s: only up to 10 functions supported"
 msgstr "%s:最多只支持 10 个函数"
 
-#: ../src/graphing.c:6713 ../src/graphing.c:6854
+#: ../src/graphing.c:7587
+#, fuzzy
+#| msgid "Ticks not given as a number or a 2-vector"
+msgid "Graph limits not given as a 2-vector or a 4-vector"
+msgstr "刻度不是一个整数或 2 维向量"
+
+#: ../src/graphing.c:7788 ../src/graphing.c:7943
 #, c-format
 msgid "%s: invalid T range"
 msgstr "%s:无效的 T 范围"
 
-#: ../src/graphing.c:6966 ../src/graphing.c:7020
+#: ../src/graphing.c:8115 ../src/graphing.c:8169
 #, c-format
 msgid ""
 "%s: Line should be given as a real, n by 2 matrix with columns for x and y, "
 "n>=2"
 msgstr ""
 
-#: ../src/graphing.c:7099
-#, c-format
-msgid "%s: Wrong number of arguments"
-msgstr "%s:参数个数不对"
-
-#: ../src/graphing.c:7159
+#: ../src/graphing.c:8220
 #, c-format
 msgid "%s: No color specified"
 msgstr "%s: 未指定颜色"
 
-#: ../src/graphing.c:7172
+#: ../src/graphing.c:8225 ../src/graphing.c:8232
+#, fuzzy, c-format
+#| msgid "Cannot open plugin '%s'!"
+msgid "%s: Cannot parse color '%s'"
+msgstr "无法打开插件“%s”!"
+
+#: ../src/graphing.c:8246
 #, c-format
-msgid "%s: Color must be a string"
-msgstr "%s:颜色必须为字符串"
+msgid ""
+"%s: A vector giving color should be a 3-vector of real numbers between 0 and "
+"1"
+msgstr ""
 
-#: ../src/graphing.c:7182
+#: ../src/graphing.c:8262
+#, c-format
+msgid ""
+"%s: Warning: Values for red, green, or blue out of range (0 to 1), I will "
+"clip them to this interval"
+msgstr ""
+
+#: ../src/graphing.c:8278
+#, c-format
+msgid ""
+"%s: Color must be a string or a three-vector of rgb values (between 0 and 1)"
+msgstr ""
+
+#: ../src/graphing.c:8316
+#, c-format
+msgid "%s: Wrong number of arguments"
+msgstr "%s:参数个数不对"
+
+#: ../src/graphing.c:8384
 #, c-format
 msgid "%s: No thickness specified"
 msgstr ""
 
-#: ../src/graphing.c:7205
+#: ../src/graphing.c:8407
 #, c-format
 msgid "%s: No window specified"
 msgstr "%s:没有指定窗口"
 
-#: ../src/graphing.c:7253 ../src/graphing.c:7278
+#: ../src/graphing.c:8455 ../src/graphing.c:8480
 #, c-format
 msgid "%s: arrow style should be \"origin\", \"end\", \"both\", or \"none\""
 msgstr ""
 
-#: ../src/graphing.c:7288
+#: ../src/graphing.c:8490
 #, c-format
 msgid "%s: No legend specified"
 msgstr "%s:没有指定图例"
 
-#: ../src/graphing.c:7302
+#: ../src/graphing.c:8504
 #, c-format
 msgid "%s: Legend must be a string"
 msgstr "%s:图例必须为字符串"
 
-#: ../src/graphing.c:7311
+#: ../src/graphing.c:8513
 #, c-format
 msgid "%s: Unknown style"
 msgstr "%s:未知类型"
 
-#: ../src/graphing.c:7318
+#: ../src/graphing.c:8520
 #, c-format
 msgid "%s: Bad parameter"
 msgstr "%s:参数有误"
 
-#: ../src/graphing.c:7519
+#: ../src/graphing.c:8589 ../src/graphing.c:8652
+#, c-format
+msgid ""
+"%s: Surface should be given as a real, n by 3 matrix with columns for x, y, "
+"z, where n>=3"
+msgstr ""
+
+#: ../src/graphing.c:8680
+#, c-format
+msgid "%s: argument not a matrix of data"
+msgstr "%s:参数不是一个数据矩阵"
+
+#: ../src/graphing.c:8864
+#, c-format
+msgid "%s: Surface grid data should be given as a real matrix "
+msgstr ""
+
+#: ../src/graphing.c:8910
+#, c-format
+msgid "%s: first argument not a matrix of data"
+msgstr "%s:第 1 个参数不是一个数据矩阵"
+
+#: ../src/graphing.c:8917
+#, c-format
+msgid "%s: second argument not a 4 or 6 element vector of limits"
+msgstr "%s:第 2 个参数不是 4 或 6 个元素的限定值"
+
+#: ../src/graphing.c:8934
+#, c-format
+msgid "%s: too many arguments or last argument not a string label"
+msgstr "%s:参数过多,或最后一个参数不是字符串标签"
+
+#: ../src/graphing.c:9000
+#, c-format
+msgid "%s: first argument not a nonempty string"
+msgstr "%s:第 1 个参数不是非空字符串"
+
+#: ../src/graphing.c:9008
+#, c-format
+msgid "%s: type not specified and filename has no extension"
+msgstr ""
+
+#: ../src/graphing.c:9017
+#, c-format
+msgid "%s: second argument not a nonempty string"
+msgstr "%s:第 2 个参数不是非空字符串"
+
+#: ../src/graphing.c:9029
+#, c-format
+msgid "%s: plot canvas not active, cannot export"
+msgstr ""
+
+#: ../src/graphing.c:9038 ../src/graphing.c:9055 ../src/graphing.c:9076
+#, c-format
+msgid "%s: export failed"
+msgstr "%s:导出失败"
+
+#: ../src/graphing.c:9088
+#, c-format
+msgid "%s: unknown file type, can be \"png\", \"eps\", or \"ps\"."
+msgstr ""
+
+#: ../src/graphing.c:9254
 #, fuzzy
 msgid "Variable names not given in a 4-vector"
 msgstr "变量名未以 4 值向量给出"
 
-#: ../src/graphing.c:7529 ../src/graphing.c:7538 ../src/graphing.c:7547
-#: ../src/graphing.c:7556 ../src/graphing.c:7620 ../src/graphing.c:7629
-#: ../src/graphing.c:7638
+#: ../src/graphing.c:9264 ../src/graphing.c:9273 ../src/graphing.c:9282
+#: ../src/graphing.c:9291 ../src/graphing.c:9355 ../src/graphing.c:9364
+#: ../src/graphing.c:9373
 msgid "Variable names should be strings"
 msgstr "变量名应为字符串"
 
-#: ../src/graphing.c:7563 ../src/graphing.c:7644
+#: ../src/graphing.c:9298 ../src/graphing.c:9379
 msgid "Variable names must be valid identifiers"
 msgstr "变量名必须是有效的标识符"
 
-#: ../src/graphing.c:7572 ../src/graphing.c:7650
+#: ../src/graphing.c:9307 ../src/graphing.c:9385
 msgid "Variable names must be mutually distinct"
 msgstr "变量名必须互不相同"
 
-#: ../src/graphing.c:7610
+#: ../src/graphing.c:9345
 #, fuzzy
 msgid "Variable names not given in a 3-vector"
 msgstr "变量名未以 3 值向量给出"
 
-#: ../src/graphing.c:7736
+#: ../src/graphing.c:9557
 msgid "Plotting"
 msgstr "绘图"
 
 #. internal
-#: ../src/graphing.c:7738
+#: ../src/graphing.c:9559
 msgid ""
 "Plot a function with a line.  First come the functions (up to 10) then "
 "optionally limits as x1,x2,y1,y2"
 msgstr ""
 
-#: ../src/graphing.c:7739
+#: ../src/graphing.c:9560
 msgid ""
 "Plot a parametric function with a line.  First come the functions for x and "
 "y then optionally the t limits as t1,t2,tinc, then optionally the limits as "
 "x1,x2,y1,y2"
 msgstr ""
 
-#: ../src/graphing.c:7740
+#: ../src/graphing.c:9561
 msgid ""
 "Plot a parametric complex valued function with a line.  First comes the "
 "function that returns x+iy then optionally the t limits as t1,t2,tinc, then "
 "optionally the limits as x1,x2,y1,y2"
 msgstr ""
 
-#: ../src/graphing.c:7742
+#: ../src/graphing.c:9563
 msgid ""
 "Draw a slope field.  First comes the function dy/dx in terms of x and y (or "
 "a complex z) then optionally the limits as x1,x2,y1,y2"
 msgstr ""
 
-#: ../src/graphing.c:7743
+#: ../src/graphing.c:9564
 msgid ""
 "Draw a vector field.  First come the functions dx/dt and dy/dt in terms of x "
 "and y then optionally the limits as x1,x2,y1,y2"
 msgstr ""
 
-#: ../src/graphing.c:7745
+#: ../src/graphing.c:9566
 msgid ""
 "Draw a solution for a slope field starting at x,y and using dx as increment"
 msgstr ""
 
-#: ../src/graphing.c:7746
+#: ../src/graphing.c:9567
 msgid "Clear all the slopefield solutions"
 msgstr ""
 
-#: ../src/graphing.c:7748
+#: ../src/graphing.c:9569
 msgid ""
 "Draw a solution for a vector field starting at x,y, using dt as increment "
 "for tlen units"
 msgstr ""
 
-#: ../src/graphing.c:7749
+#: ../src/graphing.c:9570
 msgid "Clear all the vectorfield solutions"
 msgstr ""
 
-#: ../src/graphing.c:7752
+#: ../src/graphing.c:9573
 msgid ""
 "Plot a surface function which takes either two arguments or a complex "
 "number.  First comes the function then optionally limits as x1,x2,y1,y2,z1,z2"
 msgstr ""
 
-#: ../src/graphing.c:7754
+#: ../src/graphing.c:9575
+msgid ""
+"Plot surface data given as n by 3 matrix (n>=3) of data with each row being "
+"x,y,z.  Optionally can pass a label string and limits.  If no limits passed, "
+"limits computed from data."
+msgstr ""
+
+#: ../src/graphing.c:9576
+msgid ""
+"Plot surface data given as a matrix (where rows are the x coordinate and "
+"columns are the y coordinate), the limits are given as [x1,x2,y1,y2] or "
+"optionally [x1,x2,y1,y2,z1,z2], and optionally a string for the label."
+msgstr ""
+
+#: ../src/graphing.c:9578
 msgid "Show the line plot window and clear out functions"
 msgstr ""
 
-#: ../src/graphing.c:7755
+#: ../src/graphing.c:9579
 msgid ""
 "Draw a line from x1,y1 to x2,y2.  x1,y1,x2,y2 can be replaced by a n by 2 "
 "matrix for a longer line"
 msgstr ""
 
-#: ../src/graphing.c:7757
+#: ../src/graphing.c:9581
+msgid "Freeze the plot canvas, that is, inhibit drawing"
+msgstr ""
+
+#: ../src/graphing.c:9582
+msgid "Thaw the plot canvas and redraw the plot immediately"
+msgstr ""
+
+#: ../src/graphing.c:9585
+msgid ""
+"Export the current contents of the plot canvas to a file.  The file type is "
+"given by the string type, which can be \"png\", \"eps\", or \"ps\"."
+msgstr ""
+
+#: ../src/graphing.c:9587
 msgid "Number of slopefield ticks as a vector [vertical,horizontal]."
 msgstr ""
 
-#: ../src/graphing.c:7758
+#: ../src/graphing.c:9588
 msgid "Number of vectorfield ticks as a vector [vertical,horizontal]."
 msgstr ""
 
-#: ../src/graphing.c:7759
+#: ../src/graphing.c:9589
 msgid ""
 "Default names used by all 2D plot functions.  Should be a 4 vector of "
 "strings or identifiers [x,y,z,t]."
 msgstr ""
 
-#: ../src/graphing.c:7760
+#: ../src/graphing.c:9590
 msgid ""
 "Default names used by surface plot functions.  Should be a 3 vector of "
 "strings or identifiers [x,y,z] (where z=x+iy and not the dependent axis)."
 msgstr ""
 
-#: ../src/graphing.c:7762
+#: ../src/graphing.c:9592
 msgid ""
 "Normalize vectorfields if true.  That is, only show direction and not "
 "magnitude."
 msgstr ""
 
-#: ../src/graphing.c:7763
+#: ../src/graphing.c:9593
 msgid "If to draw legends or not on line plots."
 msgstr ""
 
-#: ../src/graphing.c:7765
+#: ../src/graphing.c:9594
+msgid "If to draw axis labels on line plots."
+msgstr ""
+
+#: ../src/graphing.c:9596
+msgid "If to draw legends or not on surface plots."
+msgstr ""
+
+#: ../src/graphing.c:9598
 msgid "Line plotting window (limits) as a 4-vector of the form [x1,x2,y1,y2]"
 msgstr ""
 
-#: ../src/graphing.c:7766
+#: ../src/graphing.c:9599
 msgid ""
 "Surface plotting window (limits) as a 6-vector of the form [x1,x2,y1,y2,z1,"
 "z2]"
 msgstr ""
 
-#: ../src/matop.c:687
+#: ../src/matop.c:689
 msgid "Determinant of a non-square matrix is undefined"
 msgstr ""
 
+#: ../src/matrixw.c:622 ../src/matrixw.c:708
+msgid "Trying to increment a nonvalue"
+msgstr ""
+
 #: ../src/mpwrap.c:520
 msgid "Integer exponent too large to compute"
 msgstr "整形指数过大,无法计算"
@@ -4621,28 +5063,28 @@ msgid "Can't modulo invert non integers!"
 msgstr ""
 
 #: ../src/mpwrap.c:1517
-msgid "Can't get jacobi symbols of floats or rationals!"
-msgstr ""
+msgid "Can't get Jacobi symbols of floats or rationals!"
+msgstr "不能对浮点数或有理小数求 Jacobi 符号!"
 
 #: ../src/mpwrap.c:1536
-msgid "Can't get legendre symbols of floats or rationals!"
-msgstr ""
+msgid "Can't get Legendre symbols of floats or rationals!"
+msgstr "不能对浮点数或有理小数求 Legendre 符号!"
 
 #: ../src/mpwrap.c:1555
 msgid ""
-"Can't get jacobi symbol with Kronecker extension of floats or rationals!"
-msgstr ""
+"Can't get Jacobi symbol with Kronecker extension of floats or rationals!"
+msgstr "不能对浮点数或有理小数求带 Kronecker 扩展的 Jacobi 符号!"
 
 #: ../src/mpwrap.c:1564
 msgid "Lucas must get an integer argument!"
 msgstr ""
 
 #: ../src/mpwrap.c:1570
-msgid "Number too large to compute lucas number!"
-msgstr ""
+msgid "Number too large to compute Lucas number!"
+msgstr "数值过大,无法计算 Lucas 数!"
 
 #: ../src/mpwrap.c:1575
-msgid "No such thing as negative lucas numbers!"
+msgid "No such thing as negative Lucas numbers!"
 msgstr "没有负的 Lucas 数!"
 
 #: ../src/mpwrap.c:1590
@@ -4670,132 +5112,137 @@ msgstr "不能对负数求阶乘!"
 #: ../src/mpwrap.c:1753
 #, fuzzy
 msgid "Can't do binomials of rationals or floats!"
-msgstr "不能对有理小数或浮点数求阶乘!"
+msgstr "不能对有理小数或浮点数求二项式!"
 
-#: ../src/mpwrap.c:2060 ../src/mpwrap.c:2128 ../src/mpwrap.c:4244
-#: ../src/mpwrap.c:4265
+#: ../src/mpwrap.c:2091 ../src/mpwrap.c:2159 ../src/mpwrap.c:4298
+#: ../src/mpwrap.c:4319
 #, c-format
 msgid "%s: Bad types for mod power"
 msgstr ""
 
-#: ../src/mpwrap.c:2097
+#: ../src/mpwrap.c:2128
 #, c-format
 msgid "Can't invert %s modulo %s in %s"
 msgstr ""
 
-#: ../src/mpwrap.c:2418
+#: ../src/mpwrap.c:2449
 msgid "Can't make random integer from a non-integer"
 msgstr "不能从一个非整数中生成随机整数"
 
-#: ../src/mpwrap.c:2423
+#: ../src/mpwrap.c:2454
 msgid "Range for random integer must be positive"
 msgstr "随机整数的范围必须是正的"
 
-#: ../src/mpwrap.c:2608 ../src/mpwrap.c:2636
+#: ../src/mpwrap.c:2639 ../src/mpwrap.c:2667
 msgid "Can't get numerator of floating types"
 msgstr "不能对浮点类型求分子"
 
-#: ../src/mpwrap.c:3433 ../src/mpwrap.c:4957 ../src/mpwrap.c:4979
+#: ../src/mpwrap.c:3487 ../src/mpwrap.c:5011 ../src/mpwrap.c:5033
 msgid "Can't compare complex numbers"
 msgstr "不能比较复数"
 
-#: ../src/mpwrap.c:3920
+#: ../src/mpwrap.c:3974
 msgid "Can't modulo complex numbers"
 msgstr "不能对复数求余"
 
-#: ../src/mpwrap.c:3943
+#: ../src/mpwrap.c:3997
 #, c-format
 msgid "Inverse of %s modulo %s not found!"
 msgstr ""
 
-#: ../src/mpwrap.c:3952
+#: ../src/mpwrap.c:4006
 msgid "Can't do modulo invert on complex numbers"
 msgstr ""
 
-#: ../src/mpwrap.c:3969
+#: ../src/mpwrap.c:4023
 msgid "Can't GCD complex numbers"
 msgstr "不能对复数求最大公约数"
 
-#: ../src/mpwrap.c:3998
+#: ../src/mpwrap.c:4052
 msgid "Can't LCM complex numbers"
 msgstr "不能对复数求最小公倍数"
 
-#: ../src/mpwrap.c:4015
-msgid "Can't get jacobi symbols of complex numbers"
-msgstr ""
+#: ../src/mpwrap.c:4069
+msgid "Can't get Jacobi symbols of complex numbers"
+msgstr "不能对复数求 Jacobi 符号"
 
-#: ../src/mpwrap.c:4031
-msgid "Can't get legendre symbols complex numbers"
-msgstr ""
+#: ../src/mpwrap.c:4085
+msgid "Can't get Legendre symbols complex numbers"
+msgstr "不能对复数求 Legendre 符号"
 
-#: ../src/mpwrap.c:4047
-msgid "Can't get jacobi symbol with Kronecker extension for complex numbers"
-msgstr ""
+#: ../src/mpwrap.c:4101
+msgid "Can't get Jacobi symbol with Kronecker extension for complex numbers"
+msgstr "不能对复数求带 Kronecker 扩展的 Jacobi 符号"
 
-#: ../src/mpwrap.c:4063
-msgid "Can't get lucas number for complex numbers"
-msgstr ""
+#: ../src/mpwrap.c:4117
+msgid "Can't get Lucas number for complex numbers"
+msgstr "不能对复数求 Lucas 数"
 
-#: ../src/mpwrap.c:4079
+#: ../src/mpwrap.c:4133
 msgid "Can't get next prime for complex numbers"
 msgstr ""
 
-#: ../src/mpwrap.c:4089 ../src/mpwrap.c:4101 ../src/mpwrap.c:4113
-#: ../src/mpwrap.c:4125
+#: ../src/mpwrap.c:4143 ../src/mpwrap.c:4155 ../src/mpwrap.c:4167
+#: ../src/mpwrap.c:4179
 #, c-format
 msgid "%s: can't work on complex numbers"
 msgstr "%s:无法处理复数"
 
-#: ../src/mpwrap.c:4354 ../src/mpwrap.c:4432 ../src/mpwrap.c:4497
+#: ../src/mpwrap.c:4408 ../src/mpwrap.c:4486 ../src/mpwrap.c:4551
 #, c-format
 msgid "%s: can't take logarithm of 0"
 msgstr "%s:不能对 0 求对数"
 
-#: ../src/mpwrap.c:4826
+#: ../src/mpwrap.c:4880
 msgid "arctan2 not defined for complex numbers"
 msgstr "复数求 arctan2 的结果没有定义"
 
-#: ../src/mpwrap.c:4874
+#: ../src/mpwrap.c:4928
 msgid "Can't make random integer out of a complex number"
 msgstr "不能从一个复数中生成随机整数"
 
-#: ../src/mpwrap.c:5036 ../src/mpwrap.c:5053
+#: ../src/mpwrap.c:5090 ../src/mpwrap.c:5107
 msgid "Can't make factorials of complex numbers"
 msgstr "不能对复数求阶乘"
 
-#: ../src/mpwrap.c:5070
+#: ../src/mpwrap.c:5124
 #, fuzzy
 msgid "Can't make binomials of complex numbers"
 msgstr "不能对复数求二项式分解"
 
-#: ../src/mpwrap.c:5449 ../src/mpwrap.c:5460 ../src/mpwrap.c:5471
+#: ../src/mpwrap.c:5503 ../src/mpwrap.c:5514 ../src/mpwrap.c:5525
 msgid "Can't determine type of a complex number"
 msgstr "不能判断复数的类型"
 
-#: ../src/mpwrap.c:5565 ../src/mpwrap.c:5588
+#: ../src/mpwrap.c:5619 ../src/mpwrap.c:5642
 msgid "Can't convert complex number into integer"
 msgstr "不能将复数转换为整数"
 
-#: ../src/mpwrap.c:5571 ../src/mpwrap.c:5594
+#: ../src/mpwrap.c:5625 ../src/mpwrap.c:5648
 msgid "Can't convert real number to integer"
 msgstr "不能将实数转换为整数"
 
-#: ../src/mpwrap.c:5575 ../src/mpwrap.c:5598
+#: ../src/mpwrap.c:5629 ../src/mpwrap.c:5652
 msgid "Integer too large for this operation"
 msgstr "整数值过大,无法进行此操作"
 
-#: ../src/mpwrap.c:5611
+#: ../src/mpwrap.c:5665
 msgid "Can't convert complex number into a double"
 msgstr "不能将复数转换为双精度数"
 
-#: ../src/mpwrap.c:5620
+#: ../src/mpwrap.c:5674
 msgid "Can't convert real number to double"
 msgstr "不能把实数转换为双精度"
 
-#: ../src/mpwrap.c:5626 ../src/mpwrap.c:5641
+#: ../src/mpwrap.c:5680 ../src/mpwrap.c:5695
 msgid "Number too large for this operation"
 msgstr "数值过大,无法进行该操作"
 
+#: ../src/parseutil.c:57
+#, fuzzy
+msgid "ERROR: local statement not the first statement in function definition"
+msgstr "错误:局部声明不是函数定义中的第一条语句"
+
 #: ../src/plugin.c:155
 msgid "Can't open plugin!"
 msgstr "不能打开插件!"
@@ -4804,27 +5251,27 @@ msgstr "不能打开插件!"
 msgid "Can't initialize plugin!"
 msgstr "不能初始化插件!"
 
-#: ../src/symbolic.c:665
+#: ../src/symbolic.c:676
 #, c-format
 msgid "%s: '%s' not a function of one variable"
 msgstr "%s:“%s”不是单变量函数"
 
-#: ../src/symbolic.c:698
+#: ../src/symbolic.c:709
 #, c-format
 msgid "%s: Cannot differentiate the '%s' function"
 msgstr "%s:无法对“%s”函数进行求导"
 
-#: ../src/symbolic.c:783
+#: ../src/symbolic.c:794
 msgid "Symbolic Operations"
 msgstr "符号运算"
 
-#: ../src/symbolic.c:786
+#: ../src/symbolic.c:797
 msgid ""
 "Attempt to symbolically differentiate the function f, where f is a function "
 "of one variable."
 msgstr "尝试对单变量函数 f 进行符号求导。"
 
-#: ../src/symbolic.c:789
+#: ../src/symbolic.c:800
 #, fuzzy
 msgid ""
 "Attempt to symbolically differentiate the function f, where f is a function "
@@ -4868,80 +5315,17 @@ msgstr ""
 msgid "Stack underflow!"
 msgstr "堆栈溢出!"
 
-#: ../src/funclibhelper.cP:40
-#, c-format
-msgid "%s: argument number %d not an integer"
-msgstr "%s:第 %d 个参数不是整数"
-
-#: ../src/funclibhelper.cP:53
-#, c-format
-msgid "%s: argument number %d not an integer or a matrix"
-msgstr "%s:第 %d 个参数不是整数或矩阵"
-
-#: ../src/funclibhelper.cP:65 ../src/funclibhelper.cP:76
-#, c-format
-msgid "%s: argument number %d not a number or a matrix"
-msgstr "%s:第 %d 个参数不是整数或矩阵"
-
-#: ../src/funclibhelper.cP:89
-#, c-format
-msgid "%s: argument number %d not a nonnegative integer"
-msgstr "%s:第 %d 个参数不是非负整数"
-
-#: ../src/funclibhelper.cP:103
-#, c-format
-msgid "%s: argument number %d not a positive integer"
-msgstr "%s:第 %d 个参数不是正整数"
-
-#: ../src/funclibhelper.cP:124
-#, c-format
-msgid "%s: argument number %d not a boolean"
-msgstr "%s:第 %d 个参数不是布尔值"
-
-#: ../src/funclibhelper.cP:135
-#, c-format
-msgid "%s: argument number %d not a real number"
-msgstr "%s:第 %d 个参数不是实数"
-
-#: ../src/funclibhelper.cP:145
-#, c-format
-msgid "%s: argument number %d not a matrix"
-msgstr "%s:第 %d 个参数不是一个矩阵"
+#~ msgid "Find root of a function using the bisection method"
+#~ msgstr "使用二分法计算函数的根"
 
-#: ../src/funclibhelper.cP:156
-#, c-format
-msgid "%s: argument number %d not a square matrix"
-msgstr "%s:第 %d 个参数不是方阵"
+#~ msgid "%s: Color must be a string"
+#~ msgstr "%s:颜色必须为字符串"
 
-#: ../src/funclibhelper.cP:167
-#, fuzzy, c-format
-msgid "%s: argument number %d not a matrix or null node"
-msgstr "%s:参数 %d 不是一个矩阵或空节点"
+#~ msgid "Generate random float"
+#~ msgstr "产生随机浮点数"
 
-#: ../src/funclibhelper.cP:178
-#, fuzzy, c-format
-msgid "%s: argument number %d not a value only matrix"
-msgstr "%s:参数 %d 不是一个纯值矩阵"
-
-#: ../src/funclibhelper.cP:191
-#, fuzzy, c-format
-msgid "%s: argument number %d not a value only vector"
-msgstr "%s:参数 %d 不是一个纯值向量"
-
-#: ../src/funclibhelper.cP:201 ../src/funclibhelper.cP:212
-#, c-format
-msgid "%s: argument number %d not a string"
-msgstr "%s:第 %d 个参数不是字符串"
-
-#: ../src/funclibhelper.cP:223
-#, c-format
-msgid "%s: argument number %d not a function or identifier"
-msgstr "%s:第 %d 个参数不是函数或标识符"
-
-#: ../src/parseutil.c:57
-#, fuzzy
-msgid "ERROR: local statement not the first statement in function definition"
-msgstr "错误:局部声明不是函数定义中的第一条语句"
+#~ msgid "Generate random integer"
+#~ msgstr "产生随机整数"
 
 #~ msgid "Protect a variable from being modified"
 #~ msgstr "保护变量不受修改"


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