+++ /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/identity_0.ma".
-include "ground_2/relocation/rtmap_eq.ma".
-
-(* RELOCATION N-STREAM ******************************************************)
-
-corec definition id: rtmap ≝ ⫯id.
-
-interpretation "identity (nstream)"
- 'Identity = (id).
-
-(* Basic properties *********************************************************)
-
-lemma id_rew: ⫯𝐈𝐝 = 𝐈𝐝.
-<(stream_rew … (𝐈𝐝)) in ⊢ (???%); normalize //
-qed.
-
-lemma id_eq_rew: ⫯𝐈𝐝 ≡ 𝐈𝐝.
-cases id_rew in ⊢ (??%); //
-qed.