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doc-src/Tutorial/Misc/Exor.thy
author
oheimb
Fri, 21 Jul 2000 17:46:29 +0200
changeset 9399
effc8d44c89c
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
removed weaker variant of subset_insert_iff
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end