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doc-src/Tutorial/Misc/Exor.thy
author
wenzelm
Mon, 14 Aug 2000 18:47:32 +0200
changeset 9605
60d8c954390f
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
added 'declare' command; moved tactic emulations; tuned; renamed "res_inst_tac' etc. to 'rule_tac' etc.; tuned;
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end