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doc-src/Intro/gate.thy
author haftmann
Tue, 25 Jul 2006 16:51:26 +0200
changeset 20192 956cd30ef3be
parent 105 216d6ed87399
permissions -rw-r--r--
renamed Name.give_names to Name.names and moved Name.alphanum to Symbol.alphanum

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
isabelle