doc-src/Intro/gate.thy
author lcp
Fri, 13 Jan 1995 02:02:00 +0100
changeset 863 67692db44c70
parent 105 216d6ed87399
permissions -rw-r--r--
empty_def typo

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