doc-src/Intro/gate.thy
author huffman
Thu, 17 May 2007 00:45:27 +0200
changeset 22985 501e6dfe4e5a
parent 105 216d6ed87399
permissions -rw-r--r--
cleaned up proof of Maclaurin_sin_bound

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