comparison src/disjoint.sml @ 584:101eb0058136

Used an option as a source
author Adam Chlipala <adamc@hcoop.net>
date Thu, 01 Jan 2009 10:49:42 -0500
parents 6ee1c761818f
children 8998114760c1
comparison
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583:1fd4c041634e 584:101eb0058136