src/ZF/quniv.thy
author paulson
Fri, 16 Feb 1996 18:00:47 +0100
changeset 1512 ce37c64244c0
parent 124 858ab9a9b047
permissions -rw-r--r--
Elimination of fully-functorial style. Type tactic changed to a type abbrevation (from a datatype). Constructor tactic and function apply deleted.

(*  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