doc-src/Intro/gate.thy
author wenzelm
Mon Oct 01 21:19:50 2007 +0200 (2007-10-01)
changeset 24803 38577b4b1fde
parent 105 216d6ed87399
permissions -rw-r--r--
Norbert Schirmer: record improvements;
     1 Gate = FOL +
     2 consts  nand,xor :: "[o,o] => o"
     3 rules   nand_def "nand(P,Q) == ~(P & Q)"
     4         xor_def  "xor(P,Q)  == P & ~Q | ~P & Q"
     5 end