doc-src/Intro/gate.thy
author huffman
Wed, 27 Sep 2006 00:52:59 +0200
changeset 20718 4c4869e4ddb7
parent 105 216d6ed87399
permissions -rw-r--r--
add lemmas of_int_in_Reals, of_nat_in_Reals

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