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doc-src/Tutorial/Misc/Exor.thy
author
paulson
Fri, 02 Mar 2001 13:14:37 +0100
changeset 11188
5d539f1682c3
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
streamlined a proof
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end