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4 (* ||A|| A project by Andrea Asperti *)
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7 (* ||T|| The HELM team. *)
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15 include "delayed_updating/unwind/preunwind2_rmap.ma".
16 include "ground/relocation/tr_compose_eq.ma".
17 include "ground/relocation/tr_pn_eq.ma".
19 (* TAILED PREUNWIND FOR RELOCATION MAP **************************************)
21 (* Constructions with tr_map_eq *********************************************)
23 lemma preunwind2_rmap_eq_repl (l):
24 stream_eq_repl … (λf1,f2. ▶[f1]l ≗ ▶[f2]l).
26 /2 width=1 by tr_compose_eq_repl/