doc-src/Intro/gate.thy
author wenzelm
Fri, 21 May 2004 21:22:10 +0200
changeset 14783 e7f7ed4c06f2
parent 105 216d6ed87399
permissions -rw-r--r--
string_of_vname moved to term.ML;

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