doc-src/Tutorial/Misc/Exor.thy
author wenzelm
Wed, 02 Aug 2000 19:40:14 +0200
changeset 9502 50ec59aff389
parent 5377 efb799c5ed3c
permissions -rw-r--r--
adapted deriv;

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