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(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
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(*i 	$Id$	 i*)
Section MapAxioms.
Variables A B C : Type.

(* Specifications: *)
Lemma eqm_sym : forall f f':ad -> option A, eqm A f f' -> eqm A f' f.
Lemma eqm_refl : forall f:ad -> option A, eqm A f f.
Lemma eqm_trans :
forall f f' f'':ad -> option A, eqm A f f' -> eqm A f' f'' -> eqm A f f''.