doc-src/Intro/gate.thy
author hoelzl
Wed, 30 Mar 2011 17:54:01 +0200
changeset 42165 a28e87ed996f
parent 105 216d6ed87399
permissions -rw-r--r--
real multiplication is continuous

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