(* Destructions with cpp ****************************************************)
lemma tls_plus_lift_rmap_closed (o) (f) (q) (n):
- q ϵ 𝐂❨o,n❩ →
+ q ϵ 𝐂❨o,n,𝟎❩ →
∀m. ⇂*[m]f ≗ ⇂*[m+n]🠢[f]q.
#o #f #q #n #Hq elim Hq -q -n //
qed-.
lemma tls_lift_rmap_closed (o) (f) (q) (n):
- q ϵ 𝐂❨o,n❩ →
+ q ϵ 𝐂❨o,n,𝟎❩ →
f ≗ ⇂*[n]🠢[f]q.
#o #f #q #n #H0
/2 width=2 by tls_plus_lift_rmap_closed/
qed-.
lemma tls_lift_rmap_append_closed_dx (o) (f) (p) (q) (n):
- q ϵ 𝐂❨o,n❩ →
- 🠢[f]p ≗ ⇂*[n]🠢[f](p●q).
+ q ϵ 𝐂❨o,n,𝟎❩ →
+ (🠢[f]p) ≗ ⇂*[n]🠢[f](p●q).
#o #f #p #q #n #Hq
/2 width=2 by tls_lift_rmap_closed/
qed-.
lemma tls_succ_lift_rmap_append_closed_Lq_dx (o) (f) (p) (q) (n):
- q ϵ 𝐂❨o,n❩ →
- 🠢[f]p ≗ ⇂*[↑n]🠢[f](p●𝗟◗q).
+ q ϵ 𝐂❨o,n,𝟎❩ →
+ (🠢[f]p) ≗ ⇂*[↑n]🠢[f](p●𝗟◗q).
#o #f #p #q #n #Hq
/3 width=2 by tls_lift_rmap_append_closed_dx, pcc_L_sn/
qed-.
lemma tls_succ_plus_lift_rmap_append_closed_bLq_dx (o1) (o2) (f) (p) (b) (q) (m) (n):
- b ϵ 𝐂❨o1,m❩ → q ϵ 𝐂❨o2,n❩ →
- 🠢[f]p ≗ ⇂*[↑(m+n)]🠢[f](p●b●𝗟◗q).
+ b ϵ 𝐂❨o1,m,𝟎❩ → q ϵ 𝐂❨o2,n,𝟎❩ →
+ (🠢[f]p) ≗ ⇂*[↑(m+n)]🠢[f](p●b●𝗟◗q).
#o1 #o2 #f #p #b #q #m #n #Hm #Hn
>nplus_succ_dx <stream_tls_plus
@(stream_eq_trans … (tls_lift_rmap_append_closed_dx … Hm))
qed-.
lemma nap_plus_lift_rmap_append_closed_Lq_dx (o) (f) (p) (q) (m) (n):
- q ϵ 𝐂❨o,n❩ →
- 🠢[f]p@❨m❩+🠢[f](p●𝗟◗q)@§❨n❩ = 🠢[f](p●𝗟◗q)@§❨m+n❩.
+ q ϵ 𝐂❨o,n,𝟎❩ →
+ (🠢[f]p@❨m❩+🠢[f](p●𝗟◗q)@§❨n❩) = 🠢[f](p●𝗟◗q)@§❨m+n❩.
#o #f #p #q #m #n #Hq
<tr_nap_plus_dx_xap
/4 width=2 by eq_f2, tr_xap_eq_repl, tls_succ_lift_rmap_append_closed_Lq_dx/