doc-src/Intro/gate.thy
author nipkow
Tue, 25 Apr 2000 08:09:10 +0200
changeset 8771 026f37a86ea7
parent 105 216d6ed87399
permissions -rw-r--r--
*** empty log message ***

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