(* This code is copyrighted by its authors; it is distributed under  *)
(* the terms of the LGPL license (see LICENSE and description files) *)
(* Contribution to the Coq Library   V6.3 (July 1999)                    *)
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(*                   Solange Coupet-Grimal & Line Jakubiec                  *)
(*                                                                          *)
(*                                                                          *)
(*              Laboratoire d'Informatique de Marseille                     *)
(*               CMI-Technopole de Chateau-Gombert                          *)
(*                   39, Rue F. Joliot Curie                                *)
(*                   13453 MARSEILLE Cedex 13                               *)
(*           e-mail:{Solange.Coupet,Line.Jakubiec}@lim.univ-mrs.fr          *)
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(*                                Coq V5.10                                 *)
(*                              May 30th 1996                               *)
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(*                              Comp_Synth .v                               *)
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Parameter BASE : BT.
Definition b := base BASE.
Definition Num := num BASE.
Definition Val_bound := val_bound BASE.

Lemma Comparator :
forall (n : nat) (o : order) (X Y : Num n),
{o' : order | R (exp b n) o (Val_bound n X) (Val_bound n Y) o'}.