Mercurial Mercurial > repos > isabelle / file revision
summary | shortlog | changelog | graph | tags | bookmarks | branches | files | changeset | file | latest | revisions | annotate | diff | comparison | raw | help
Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
doc-src/Intro/gate.thy
author wenzelm
Thu, 02 Apr 2009 13:41:02 +0200
changeset 30845 9a887484de53
parent 105 216d6ed87399
permissions -rw-r--r--
misc cleanup and rearrangements for Isabelle2009 release;

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
isabelle