doc-src/Tutorial/Misc/Exor.thy
author oheimb
Tue, 20 Feb 2001 18:47:27 +0100
changeset 11165 3b69feb7d053
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added image_cong to default congs of recdef

Exor = Main +
constdefs
 exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end