doc-src/Tutorial/Misc/Exor.thy
author wenzelm
Thu, 29 Jun 2000 22:31:29 +0200
changeset 9194 a57987e0250b
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added add_method;

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