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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 *)
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15 include "delayed_updating/unwind/unwind2_rmap.ma".
16 include "ground/relocation/tr_compose_eq.ma".
17 include "ground/relocation/tr_pn_eq.ma".
19 (* UNWIND MAP FOR PATH ******************************************************)
21 (* Constructions with stream_eq *********************************************)
23 lemma unwind2_rmap_eq_repl (p):
24 stream_eq_repl … (λf1,f2. ▶[f1]p ≗ ▶[f2]p).
26 * [ #n ] #p #IH #f1 #f2 #Hf
27 [ /3 width=1 by tr_compose_eq_repl/
29 | /3 width=1 by tr_push_eq_repl/