src/ZF/Datatype.thy

Added filter_prems_tac

(*  Title:      ZF/Datatype
    ID:         $Id$
    Author:     Lawrence C Paulson, Cambridge University Computer Laboratory
    Copyright   1997  University of Cambridge

Dummy theory: brings in all ancestors needed for (Co)Datatype Declarations

	"Datatype" must be capital to avoid conflicts with ML's "datatype"
*)

Datatype = "constructor" + Inductive + Univ + QUniv +

end