+++ /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/relocation/gr_pat_id.ma".
-include "ground/relocation/gr_pat_pat.ma".
-
-(* POSITIVE APPLICATION FOR GENERIC RELOCATION MAPS *************************)
-
-(* Advanced destructions with gr_id *****************************************)
-
-(*** at_id_fwd *)
-lemma gr_pat_id_des (i1) (i2):
- @❪i1,𝐢❫ ≘ i2 → i1 = i2.
-/2 width=4 by gr_pat_mono/ qed-.
-
-(* Main constructions with gr_id ********************************************)
-
-(*** at_div_id_dx *)
-theorem gr_pat_div_id_dx (f):
- H_gr_pat_div f 𝐢 𝐢 f.
-#f #jf #j0 #j #Hf #H0
-lapply (gr_pat_id_des … H0) -H0 #H destruct
-/2 width=3 by ex2_intro/
-qed-.
-
-(*** at_div_id_sn *)
-theorem gr_pat_div_id_sn (f):
- H_gr_pat_div 𝐢 f f 𝐢.
-/3 width=6 by gr_pat_div_id_dx, gr_pat_div_comm/ qed-.