doc-src/Tutorial/Misc/Exor.thy
author paulson
Thu, 19 Feb 2004 10:40:28 +0100
changeset 14395 cc96cc06abf9
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new theorem

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