1 (**************************************************************************)
4 (* ||A|| A project by Andrea Asperti *)
6 (* ||I|| Developers: *)
7 (* ||T|| The HELM team. *)
8 (* ||A|| http://helm.cs.unibo.it *)
10 (* \ / This file is distributed under the terms of the *)
11 (* v GNU General Public License Version 2 *)
13 (**************************************************************************)
15 include "ground/relocation/gr_pushs.ma".
16 include "ground/relocation/gr_uni.ma".
17 (**) (* it should not depend on gr_isi *)
18 include "ground/relocation/gr_coafter_isi.ma".
20 (* RELATIONAL CO-COMPOSITION FOR GENERIC RELOCATION MAPS ***********************************************************)
22 (* Properties with uniform relocations and pushs **************************************)
24 (*** coafter_uni_sn *)
25 lemma gr_coafter_uni_sn_pushs (n):
26 ∀f. 𝐮❨n❩ ~⊚ f ≘ ⫯*[n] f.
27 #n @(nat_ind_succ … n) -n
28 /2 width=5 by gr_coafter_isi_sn, gr_coafter_next/