doc-src/Intro/bool.thy
author wenzelm
Thu, 14 Dec 2000 19:37:09 +0100
changeset 10672 3b1c2d74a01b
parent 105 216d6ed87399
child 32960 69916a850301
permissions -rw-r--r--
use \<Sum> from main HOL;

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