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Revision 6205

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Author: jj
Date: Wed Feb 10 17:31:32 2010 UTC (9 years, 9 months ago)
Log Message:
Fix a bug where problems produce a pink screen on checking answers.  We
don't bother evaluating the student answer if it is empty.

Changed paths:

Path Details
Directorytrunk/pg/macros/PGdiffeqmacros.pl modified , text changed

aubreyja at gmail dot com
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