doc-src/Tutorial/Misc/constdefs
author wenzelm
Fri, 21 Dec 2001 23:16:17 +0100
changeset 12587 3f3d2ffb5df5
parent 5377 efb799c5ed3c
permissions -rw-r--r--
HOL/record: shared operations ("more", "fields", etc.) now need to be always qualified;

constdefs nand :: gate
         "nand A B == ~(A & B)"
          exor :: gate
         "exor A B == A & ~B | ~A & B"