+++ /dev/null
-(**************************************************************************)
-(* ___ *)
-(* ||M|| *)
-(* ||A|| A project by Andrea Asperti *)
-(* ||T|| *)
-(* ||I|| Developers: *)
-(* ||T|| The HELM team. *)
-(* ||A|| http://helm.cs.unibo.it *)
-(* \ / *)
-(* \ / This file is distributed under the terms of the *)
-(* v GNU General Public License Version 2 *)
-(* *)
-(**************************************************************************)
-
-include "ground_2/notation/functions/oplusright_3.ma".
-include "ground_2/lib/relations.ma".
-
-(* STREAMS ******************************************************************)
-
-coinductive stream (A:Type[0]): Type[0] ≝
-| seq: A → stream A → stream A
-.
-
-interpretation "cons (nstream)" 'OPlusRight A a u = (seq A a u).
-
-(* Basic properties *********************************************************)
-
-lemma stream_rew (A) (t:stream A): match t with [ seq a u ⇒ a ⨮ u ] = t.
-#A * //
-qed.