doc-src/Intro/gate.thy
author nipkow
Fri, 08 Jul 2005 11:39:44 +0200
changeset 16763 14443b31ef47
parent 105 216d6ed87399
permissions -rw-r--r--
moved Davenport citation to Main, removed author list

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