doc-src/Intro/gate.thy
author haftmann
Tue, 24 Nov 2009 14:37:23 +0100
changeset 33954 1bc3b688548c
parent 105 216d6ed87399
permissions -rw-r--r--
backported parts of abstract byte code verifier from AFP/Jinja

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