[gnumeric] Docs: same typo once more.

[Morten Welinder <mortenw src gnome org>]

commit 83097bccaa920e74810e8426c7c7667e2f231276
Author: Morten Welinder <terra gnome org>
Date:   Mon Dec 30 11:04:10 2013 -0500

    Docs: same typo once more.

 plugins/fn-math/functions.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/plugins/fn-math/functions.c b/plugins/fn-math/functions.c
index 30a3f44..bc49553 100644
--- a/plugins/fn-math/functions.c
+++ b/plugins/fn-math/functions.c
@@ -975,7 +975,7 @@ static GnmFuncHelp const help_igamma[] = {
        { GNM_FUNC_HELP_NAME, F_("IGAMMA:the incomplete Gamma function")},
        { GNM_FUNC_HELP_ARG, F_("a:number")},
        { GNM_FUNC_HELP_ARG, F_("x:number")},
-       { GNM_FUNC_HELP_ARG, F_("lower:if true (the default), the lower incompelte gamma function, otherwise 
the upper incomplete gamma function")},
+       { GNM_FUNC_HELP_ARG, F_("lower:if true (the default), the lower incomplete gamma function, otherwise 
the upper incomplete gamma function")},
        { GNM_FUNC_HELP_ARG, F_("regularize:if true (the default), the regularized version of the incomplete 
gamma function")},
        { GNM_FUNC_HELP_ARG, F_("real:if true (the default), the real part of the result, otherwise the 
imaginary part")},
        { GNM_FUNC_HELP_NOTE, F_("The regularized incomplete gamma function is the unregularized incomplete 
gamma function divided by gamma(@{a})") },