Log Message:
-----------
Pass the canBeInUnion call on to the Formula's root node
Modified Files:
--------------
pg/lib/Value:
Formula.pm
Revision Data
-------------
Index: Formula.pm
===================================================================
RCS file: /webwork/cvs/system/pg/lib/Value/Formula.pm,v
retrieving revision 1.34
retrieving revision 1.35
diff -Llib/Value/Formula.pm -Llib/Value/Formula.pm -u -r1.34 -r1.35
--- lib/Value/Formula.pm
+++ lib/Value/Formula.pm
@@ -72,6 +72,7 @@
sub isOne {(shift)->{tree}{isOne}}
sub isSetOfReals {(shift)->type =~ m/Interval|Set|Union/}
+sub canBeInUnion {(shift)->{tree}->canBeInUnion}
############################################
#
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