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doc-src/Tutorial/Misc/Exor.thy
author
wenzelm
Tue, 27 Aug 2002 11:03:02 +0200
changeset 13523
079af5c90d1c
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
avoid duplicate fact bindings;
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end