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doc-src/Tutorial/Misc/Exor.thy
author
wenzelm
Sat, 01 Sep 2001 00:14:16 +0200
changeset 11543
d61b913431c5
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
renamed `keep_derivs' to `proofs', and made an integer;
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end