doc-src/Intro/gate.thy
author wenzelm
Sun, 10 Dec 2006 15:30:34 +0100
changeset 21737 f2be09171c9c
parent 105 216d6ed87399
permissions -rw-r--r--
hide const linorder.less_eq_less.max linorder.less_eq_less.min;

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