doc-src/Intro/gate.thy
author chaieb
Tue, 12 Jun 2007 10:15:32 +0200
changeset 23332 b91295432e6d
parent 105 216d6ed87399
permissions -rw-r--r--
algebra_tac moved to file Tools/Groebner_Basis/groebner.ML; Method now takes theorems to be added or deleted from a simpset for simplificatio *before* the core method starts
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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