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doc-src/Tutorial/Misc/Exor.thy
author
paulson
Tue, 16 May 2000 14:04:29 +0200
changeset 8876
f797816932d7
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
reverted to old proof of dominoes_tile_row, given new treatment of #2+...
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end