doc-src/Intro/gate.thy
author clasohm
Wed, 07 Sep 1994 10:43:30 +0200
changeset 587 3ba470399605
parent 105 216d6ed87399
permissions -rw-r--r--
renamed temporary variable 'base' to 'thy' in mk_structure

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