doc-src/Intro/bool.thy
author lcp
Wed, 01 Jun 1994 13:11:40 +0200
changeset 408 93e2b7d5bcc4
parent 105 216d6ed87399
child 32960 69916a850301
permissions -rw-r--r--
Improved error messages

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