src/ZF/quniv.thy
author lcp
Wed, 03 May 1995 14:17:01 +0200
changeset 1093 c2b3b7b7a69f
parent 124 858ab9a9b047
permissions -rw-r--r--
Changed to use split instead of fsplit. The weakening of fsplitE appears not to affect existing proofs.

(*  Title: 	ZF/univ.thy
    ID:         $Id$
    Author: 	Lawrence C Paulson, Cambridge University Computer Laboratory
    Copyright   1993  University of Cambridge

A small universe for lazy recursive types
*)

QUniv = Univ + QPair + "mono" + "equalities" +
consts
    quniv        :: "i=>i"

rules
    quniv_def    "quniv(A) == Pow(univ(eclose(A)))"

end