doc-src/Intro/gate.thy
author haftmann
Fri, 07 Dec 2007 15:07:59 +0100
changeset 25571 c9e39eafc7a0
parent 105 216d6ed87399
permissions -rw-r--r--
instantiation target rather than legacy instance

Gate = FOL +
consts  nand,xor :: "[o,o] => o"
rules   nand_def "nand(P,Q) == ~(P & Q)"
        xor_def  "xor(P,Q)  == P & ~Q | ~P & Q"
end