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doc-src/Tutorial/Misc/Exor.thy
author
wenzelm
Thu, 08 Jul 1999 18:36:57 +0200
changeset 6936
ca17f1b02cde
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
propp: 'concl' patterns; added 'thence';
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end