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doc-src/Intro/gate.thy
author wenzelm
Tue, 21 Jul 2009 20:37:31 +0200
changeset 32102 81d03a29980c
parent 105 216d6ed87399
permissions -rw-r--r--
added worker_group; fork: default to subgroup of worker_group; removed obsolete fork_local; join/get_result: cumulative flattened exceptions; map: subgroup of worker_group;
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Gate = FOL +
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consts  nand,xor :: "[o,o] => o"
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rules   nand_def "nand(P,Q) == ~(P & Q)"
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        xor_def  "xor(P,Q)  == P & ~Q | ~P & Q"
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end
isabelle