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doc-src/Intro/gate.thy
author blanchet
Tue, 20 Mar 2012 10:06:35 +0100
changeset 47039 1b36a05a070d
parent 105 216d6ed87399
permissions -rw-r--r--
added "metis_advisory_simp" option to orient as many equations as possible in Metis the right way (cf. "More SPASS with Isabelle")
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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