doc-src/Intro/gate.thy
author wenzelm
Fri, 27 Jul 2007 21:55:18 +0200
changeset 24008 63ff2445ce1e
parent 105 216d6ed87399
permissions -rw-r--r--
renamed Config to ConfigOption; thm scanners: added [[declaration]] syntax (abbreviates dummy_thm [att]);

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