doc-src/Intro/gate.thy
author bulwahn
Wed, 31 Mar 2010 16:44:41 +0200
changeset 36057 ca6610908ae9
parent 105 216d6ed87399
permissions -rw-r--r--
adding MREC induction rule in Imperative HOL

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