doc-src/Intro/gate.thy
author wenzelm
Mon, 04 Oct 1999 21:37:35 +0200
changeset 7694 20121c9dc1a6
parent 105 216d6ed87399
permissions -rw-r--r--
tryres, gen_make_elim moved here;

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