doc-src/Intro/gate.thy
author haftmann
Thu, 16 Sep 2010 16:51:34 +0200
changeset 39473 33638f4883ac
parent 105 216d6ed87399
permissions -rw-r--r--
dynamic and static value computation; built-in evaluation of propositions

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