doc-src/Tutorial/Misc/Exor.thy
author wenzelm
Fri, 03 Mar 2000 21:00:58 +0100
changeset 8335 4c117393e4e6
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added multi_resolveq, resolveq_tac;

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