update in ground

[helm.git] / matita / matita / contribs / lambdadelta / ground / relocation / gr_coafter_isu.ma

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_coafter_isu.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_coafter_isu.ma
deleted file mode 100644 (file)
index 8c94f6a..0000000
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_coafter_isu.ma
+++ /dev/null
@@ -1,29 +0,0 @@
-(**************************************************************************)
-(*       ___                                                              *)
-(*      ||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/relocation/gr_isi_pushs.ma".
-include "ground/relocation/gr_isu_uni.ma".
-include "ground/relocation/gr_coafter_uni_pushs.ma".
-
-(* RELATIONAL CO-COMPOSITION FOR GENERIC RELOCATION MAPS ********************)
-
-(* Constructions with gr_isu and gr_isi *************************************)
-
-(*** coafter_isuni_isid *)
-lemma gr_coafter_isu_isi:
-      ∀f2. 𝐈❪f2❫ → ∀f1. 𝐔❪f1❫ → f1 ~⊚ f2 ≘ f2.
-#f #Hf #g #H
-elim (gr_isu_inv_uni … H) -H #n #H
-/5 width=4 by gr_isi_pushs, gr_isi_inv_eq_repl, gr_coafter_eq_repl_back, gr_coafter_eq_repl_back_sn/
-qed.