doc-src/Tutorial/Misc/Exor.thy
author paulson
Wed, 01 Mar 2000 12:18:40 +0100
changeset 8318 54d69141a17f
parent 5377 efb799c5ed3c
permissions -rw-r--r--
new theorems from Sidi Ould Ehmety

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