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doc-src/Intro/gate.thy
author wenzelm
Tue, 16 Aug 2005 13:42:42 +0200
changeset 17071 f753d6dd9bd0
parent 105 216d6ed87399
permissions -rw-r--r--
moved structure Keyword to OuterKeyword (Isar/outer_keyword.ML); support for tagged commands; tuned theory presentation interface;
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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