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doc-src/Tutorial/Misc/Exor.thy
author wenzelm
Wed, 08 Mar 2000 17:58:37 +0100
changeset 8372 7b2cec1e789c
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added METHOD_CASES, resolveq_cases_tac; removed multi_resolveq; improved 'tactic' method: bind thm(s) function;

Exor = Main +
constdefs
 exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end
isabelle