doc-src/Tutorial/Misc/defs
author paulson
Tue, 16 May 2000 14:04:29 +0200
changeset 8876 f797816932d7
parent 5377 efb799c5ed3c
permissions -rw-r--r--
reverted to old proof of dominoes_tile_row, given new treatment of #2+...

defs nand_def "nand A B == ~(A & B)"
     exor_def "exor A B == A & ~B | ~A & B"