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doc-src/Tutorial/Misc/exorgoal.ML
author
paulson
Wed, 14 Jun 2000 17:45:01 +0200
changeset 9063
0d7628966069
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
new lemmas for signs of products
Goalw [exor_def] "exor A (~A)";