doc-src/Intro/bool.thy
author huffman
Sat, 20 Aug 2011 13:07:00 -0700
changeset 44348 40101794c52f
parent 32960 69916a850301
permissions -rw-r--r--
move lemma add_eq_0_iff to Groups.thy

Bool = FOL +
types   bool 0
arities bool    :: term
consts tt,ff    :: "bool"
end