Added theorems True_not_False and False_not_True
(for rep_datatype).
(* Title: HOL/Quot/PER.thy
ID: $Id$
Author: Oscar Slotosch
Copyright 1997 Technische Universitaet Muenchen
instances for per - makes PER higher order
*)
PER = PER0 + (* instance for per *)
instance fun :: (per,per)per
{| (etac per_trans_fun 1) THEN (atac 1) THEN (etac per_sym_fun 1) |}
end