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doc-src/Tutorial/Misc/Exor.thy
author
wenzelm
Thu, 14 Dec 2000 19:37:09 +0100
changeset 10672
3b1c2d74a01b
parent 5377
efb799c5ed3c
permissions
-rw-r--r--
use \<Sum> from main HOL;
Exor = Main +
constdefs
exor :: bool => bool => bool
"exor A B == (A & ~B) | (~A & B)"
end