relaxed type constraints of lemmas: setsum_nonneg, setsum_nonpos, setsum_negf, setsum_Un_ring
(* Title: HOL/Real/ROOT.ML
ID: $Id$
Author: Lawrence C Paulson, Cambridge University Computer Laboratory
Copyright 1998 University of Cambridge
Construction of the Reals using Dedekind Cuts
by Jacques Fleuriot
*)
time_use_thy "Real";