[WWcvs] pg: Fixed typo in comments.

[dpvc v. a. <we...@ma...>]

Log Message:
-----------
Fixed typo in comments.

Modified Files:
--------------
    pg/macros:
        parserDifferenceQuotient.pl

Revision Data
-------------
Index: parserDifferenceQuotient.pl
===================================================================
RCS file: /webwork/cvs/system/pg/macros/parserDifferenceQuotient.pl,v
retrieving revision 1.1
retrieving revision 1.2
diff -Lmacros/parserDifferenceQuotient.pl -Lmacros/parserDifferenceQuotient.pl -u -r1.1 -r1.2
--- macros/parserDifferenceQuotient.pl
+++ macros/parserDifferenceQuotient.pl
@@ -28,7 +28,7 @@
 #      ANS($df->cmp);
 #
 #      Context()->variables->are(t=>'Real',a=>'Real');
-#      ANS(DifferenceQuotient("-a/t(t+dt)","dt")->cmp);
+#      ANS(DifferenceQuotient("-a/[t(t+dt)]","dt")->cmp);
 #
 
 Context("Numeric");