doc-src/Intro/bool.thy
author wenzelm
Thu, 11 Oct 2007 16:05:56 +0200
changeset 24971 4d006b03aa4a
parent 105 216d6ed87399
child 32960 69916a850301
permissions -rw-r--r--
replaced Sign.add_consts_authentic by Sign.declare_const; tuned;

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