doc-src/Intro/gate.thy
author huffman
Sun, 04 Sep 2011 21:03:54 -0700
changeset 44715 1a17d8913976
parent 105 216d6ed87399
permissions -rw-r--r--
tuned comments

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