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Revision 5916

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Author: dpvc
Date: Sun Sep 21 18:01:17 2008 UTC (11 years, 1 month ago)
Log Message:
Report bad function calls in student Formulas (e.g., roots of
negatives), which used to be silently marked as incorrect.  This is
done during the post-processing phase by calling the formula's reduce
method, which will return an error if there are illegal function calls
(or other errors).

Changed paths:

Path Details
Directorytrunk/pg/lib/Value/AnswerChecker.pm modified , text changed

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