doc-src/Tutorial/Misc/Exor.thy
author wenzelm
Wed, 22 Sep 1999 20:58:23 +0200
changeset 7573 aa87cf5a15f5
parent 5377 efb799c5ed3c
permissions -rw-r--r--
ml_store_thm: no warning for "";

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