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doc-src/Tutorial/Misc/Exor.thy
author
oheimb
Thu, 15 Feb 2001 15:56:51 +0100
changeset 11132
09622301ca07
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
added trial proof
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end