- <unwind2_path_d_dx
- >list_append_rcons_sn in H1n; <reverse_append #H1n
- lapply (unwind2_rmap_append_pap_closed f … H1n)
+ <unwind2_path_d_dx >(list_append_rcons_sn … p) <reverse_append
+ lapply (unwind2_rmap_append_pap_closed f … (p◖𝗔)ᴿ … H1n) -H1n
| lapply (unwind2_term_eq_repl_dx f … Ht2) -Ht2 #Ht2
@(subset_eq_trans … Ht2) -t2
@(subset_eq_trans … (unwind2_term_fsubst …))
| lapply (unwind2_term_eq_repl_dx f … Ht2) -Ht2 #Ht2
@(subset_eq_trans … Ht2) -t2
@(subset_eq_trans … (unwind2_term_fsubst …))
@(stream_eq_trans … (tr_compose_uni_dx …))
@tr_compose_eq_repl
[ <unwind2_rmap_append_pap_closed //
| >unwind2_rmap_A_sn <reverse_rcons
@(stream_eq_trans … (tr_compose_uni_dx …))
@tr_compose_eq_repl
[ <unwind2_rmap_append_pap_closed //
| >unwind2_rmap_A_sn <reverse_rcons