doc-src/Tutorial/Misc/Exor.thy
author wenzelm
Tue, 02 Jul 2002 15:36:51 +0200
changeset 13271 d0859ff6cd65
parent 5377 efb799c5ed3c
permissions -rw-r--r--
added fact_index.ML;

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