doc-src/Tutorial/Misc/defs
author wenzelm
Fri, 08 Oct 1999 16:16:51 +0200
changeset 7805 0ae9ddc36fe0
parent 5377 efb799c5ed3c
permissions -rw-r--r--
theorem database now also indexes constants "Trueprop", "all", "==>", "=="; thus thms_containing, findI etc. may retrieve more rules;

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