doc-src/Intro/bool.thy
author haftmann
Sat, 24 Dec 2011 15:53:10 +0100
changeset 45970 b6d0cff57d96
parent 32960 69916a850301
permissions -rw-r--r--
adjusted to set/pred distinction by means of type constructor `set`

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