doc-src/Intro/bool.thy
author wenzelm
Sat, 25 Jun 2011 18:15:36 +0200
changeset 43548 f231a7594e54
parent 32960 69916a850301
permissions -rw-r--r--
type classes: entity markup instead of old-style token markup;

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