doc-src/Intro/gate.thy
author wenzelm
Tue, 12 Sep 2000 22:13:23 +0200
changeset 9941 fe05af7ec816
parent 105 216d6ed87399
permissions -rw-r--r--
renamed atts: rulify to rule_format, elimify to elim_format;

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