Clarify what is meant with "whole numbers".

691a5cde · Georg Brandl · 642094e8 · 691a5cde
Commit 691a5cde authored Sep 04, 2005 by Georg Brandl
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Doc/ref/ref3.tex Doc/ref/ref3.tex +2 -1

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--- a/Doc/ref/ref3.tex
+++ b/Doc/ref/ref3.tex
@@ -165,7 +165,8 @@ complex numbers:

 \begin{description}
 \item[Integers]
-These represent elements from the mathematical set of whole numbers.
+These represent elements from the mathematical set of whole numbers
+(positive and negative ones).
 \obindex{integer}

 There are three types of integers: