Metamath Proof Explorer


Theorem dvnres

Description: Multiple derivative version of dvres3a . (Contributed by Mario Carneiro, 11-Feb-2015)

Ref Expression
Assertion dvnres ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ N ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S

Proof

Step Hyp Ref Expression
1 fveq2 ⊢ x = 0 → ℂ D n F ⁡ x = ℂ D n F ⁡ 0
2 1 dmeqd ⊢ x = 0 → dom ⁡ ℂ D n F ⁡ x = dom ⁡ ℂ D n F ⁡ 0
3 2 eqeq1d ⊢ x = 0 → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F ↔ dom ⁡ ℂ D n F ⁡ 0 = dom ⁡ F
4 fveq2 ⊢ x = 0 → S D n F ↾ S ⁡ x = S D n F ↾ S ⁡ 0
5 1 reseq1d ⊢ x = 0 → ℂ D n F ⁡ x ↾ S = ℂ D n F ⁡ 0 ↾ S
6 4 5 eqeq12d ⊢ x = 0 → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S D n F ↾ S ⁡ 0 = ℂ D n F ⁡ 0 ↾ S
7 3 6 imbi12d ⊢ x = 0 → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ dom ⁡ ℂ D n F ⁡ 0 = dom ⁡ F → S D n F ↾ S ⁡ 0 = ℂ D n F ⁡ 0 ↾ S
8 7 imbi2d ⊢ x = 0 → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ 0 = dom ⁡ F → S D n F ↾ S ⁡ 0 = ℂ D n F ⁡ 0 ↾ S
9 fveq2 ⊢ x = n → ℂ D n F ⁡ x = ℂ D n F ⁡ n
10 9 dmeqd ⊢ x = n → dom ⁡ ℂ D n F ⁡ x = dom ⁡ ℂ D n F ⁡ n
11 10 eqeq1d ⊢ x = n → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F ↔ dom ⁡ ℂ D n F ⁡ n = dom ⁡ F
12 fveq2 ⊢ x = n → S D n F ↾ S ⁡ x = S D n F ↾ S ⁡ n
13 9 reseq1d ⊢ x = n → ℂ D n F ⁡ x ↾ S = ℂ D n F ⁡ n ↾ S
14 12 13 eqeq12d ⊢ x = n → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S
15 11 14 imbi12d ⊢ x = n → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ dom ⁡ ℂ D n F ⁡ n = dom ⁡ F → S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S
16 15 imbi2d ⊢ x = n → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ n = dom ⁡ F → S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S
17 fveq2 ⊢ x = n + 1 → ℂ D n F ⁡ x = ℂ D n F ⁡ n + 1
18 17 dmeqd ⊢ x = n + 1 → dom ⁡ ℂ D n F ⁡ x = dom ⁡ ℂ D n F ⁡ n + 1
19 18 eqeq1d ⊢ x = n + 1 → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F ↔ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F
20 fveq2 ⊢ x = n + 1 → S D n F ↾ S ⁡ x = S D n F ↾ S ⁡ n + 1
21 17 reseq1d ⊢ x = n + 1 → ℂ D n F ⁡ x ↾ S = ℂ D n F ⁡ n + 1 ↾ S
22 20 21 eqeq12d ⊢ x = n + 1 → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S D n F ↾ S ⁡ n + 1 = ℂ D n F ⁡ n + 1 ↾ S
23 19 22 imbi12d ⊢ x = n + 1 → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n + 1 = ℂ D n F ⁡ n + 1 ↾ S
24 23 imbi2d ⊢ x = n + 1 → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n + 1 = ℂ D n F ⁡ n + 1 ↾ S
25 fveq2 ⊢ x = N → ℂ D n F ⁡ x = ℂ D n F ⁡ N
26 25 dmeqd ⊢ x = N → dom ⁡ ℂ D n F ⁡ x = dom ⁡ ℂ D n F ⁡ N
27 26 eqeq1d ⊢ x = N → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F ↔ dom ⁡ ℂ D n F ⁡ N = dom ⁡ F
28 fveq2 ⊢ x = N → S D n F ↾ S ⁡ x = S D n F ↾ S ⁡ N
29 25 reseq1d ⊢ x = N → ℂ D n F ⁡ x ↾ S = ℂ D n F ⁡ N ↾ S
30 28 29 eqeq12d ⊢ x = N → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S
31 27 30 imbi12d ⊢ x = N → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S
32 31 imbi2d ⊢ x = N → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ x = dom ⁡ F → S D n F ↾ S ⁡ x = ℂ D n F ⁡ x ↾ S ↔ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S
33 recnprss ⊢ S ∈ ℝ ℂ → S ⊆ ℂ
34 33 adantr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → S ⊆ ℂ
35 pmresg ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → F ↾ S ∈ ℂ ↑ 𝑝𝑚 S
36 dvn0 ⊢ S ⊆ ℂ ∧ F ↾ S ∈ ℂ ↑ 𝑝𝑚 S → S D n F ↾ S ⁡ 0 = F ↾ S
37 34 35 36 syl2anc ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → S D n F ↾ S ⁡ 0 = F ↾ S
38 ssidd ⊢ S ∈ ℝ ℂ → ℂ ⊆ ℂ
39 dvn0 ⊢ ℂ ⊆ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → ℂ D n F ⁡ 0 = F
40 38 39 sylan ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → ℂ D n F ⁡ 0 = F
41 40 reseq1d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → ℂ D n F ⁡ 0 ↾ S = F ↾ S
42 37 41 eqtr4d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → S D n F ↾ S ⁡ 0 = ℂ D n F ⁡ 0 ↾ S
43 42 a1d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ 0 = dom ⁡ F → S D n F ↾ S ⁡ 0 = ℂ D n F ⁡ 0 ↾ S
44 cnelprrecn ⊢ ℂ ∈ ℝ ℂ
45 simplr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → F ∈ ℂ ↑ 𝑝𝑚 ℂ
46 simprl ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → n ∈ ℕ 0
47 dvnbss ⊢ ℂ ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 → dom ⁡ ℂ D n F ⁡ n ⊆ dom ⁡ F
48 44 45 46 47 mp3an2i ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ⊆ dom ⁡ F
49 simprr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F
50 ssidd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → ℂ ⊆ ℂ
51 dvnp1 ⊢ ℂ ⊆ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 → ℂ D n F ⁡ n + 1 = ℂ D ℂ D n F ⁡ n
52 50 45 46 51 syl3anc ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → ℂ D n F ⁡ n + 1 = ℂ D ℂ D n F ⁡ n
53 52 dmeqd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ ℂ D n F ⁡ n ℂ ′
54 49 53 eqtr3d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ F = dom ⁡ ℂ D n F ⁡ n ℂ ′
55 dvnf ⊢ ℂ ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 → ℂ D n F ⁡ n : dom ⁡ ℂ D n F ⁡ n ⟶ ℂ
56 44 45 46 55 mp3an2i ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → ℂ D n F ⁡ n : dom ⁡ ℂ D n F ⁡ n ⟶ ℂ
57 cnex ⊢ ℂ ∈ V
58 57 57 elpm2 ⊢ F ∈ ℂ ↑ 𝑝𝑚 ℂ ↔ F : dom ⁡ F ⟶ ℂ ∧ dom ⁡ F ⊆ ℂ
59 58 simprbi ⊢ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ F ⊆ ℂ
60 45 59 syl ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ F ⊆ ℂ
61 48 60 sstrd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ⊆ ℂ
62 50 56 61 dvbss ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ℂ ′ ⊆ dom ⁡ ℂ D n F ⁡ n
63 54 62 eqsstrd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ F ⊆ dom ⁡ ℂ D n F ⁡ n
64 48 63 eqssd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n = dom ⁡ F
65 64 expr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 → dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n = dom ⁡ F
66 65 imim1d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 → dom ⁡ ℂ D n F ⁡ n = dom ⁡ F → S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S → dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S
67 oveq2 ⊢ S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S → S D S D n F ↾ S ⁡ n = S D ℂ D n F ⁡ n ↾ S
68 34 adantr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S ⊆ ℂ
69 35 adantr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → F ↾ S ∈ ℂ ↑ 𝑝𝑚 S
70 dvnp1 ⊢ S ⊆ ℂ ∧ F ↾ S ∈ ℂ ↑ 𝑝𝑚 S ∧ n ∈ ℕ 0 → S D n F ↾ S ⁡ n + 1 = S D S D n F ↾ S ⁡ n
71 68 69 46 70 syl3anc ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n + 1 = S D S D n F ↾ S ⁡ n
72 52 reseq1d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → ℂ D n F ⁡ n + 1 ↾ S = ℂ D n F ⁡ n ℂ ′ ↾ S
73 simpll ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S ∈ ℝ ℂ
74 eqid ⊢ TopOpen ⁡ ℂ fld = TopOpen ⁡ ℂ fld
75 74 cnfldtop ⊢ TopOpen ⁡ ℂ fld ∈ Top
76 unicntop ⊢ ℂ = ⋃ TopOpen ⁡ ℂ fld
77 76 ntrss2 ⊢ TopOpen ⁡ ℂ fld ∈ Top ∧ dom ⁡ ℂ D n F ⁡ n ⊆ ℂ → int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n ⊆ dom ⁡ ℂ D n F ⁡ n
78 75 61 77 sylancr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n ⊆ dom ⁡ ℂ D n F ⁡ n
79 74 cnfldtopon ⊢ TopOpen ⁡ ℂ fld ∈ TopOn ⁡ ℂ
80 79 toponrestid ⊢ TopOpen ⁡ ℂ fld = TopOpen ⁡ ℂ fld ↾ 𝑡 ℂ
81 50 56 61 80 74 dvbssntr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ℂ ′ ⊆ int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n
82 54 81 eqsstrd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ F ⊆ int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n
83 48 82 sstrd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ⊆ int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n
84 78 83 eqssd ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n = dom ⁡ ℂ D n F ⁡ n
85 76 isopn3 ⊢ TopOpen ⁡ ℂ fld ∈ Top ∧ dom ⁡ ℂ D n F ⁡ n ⊆ ℂ → dom ⁡ ℂ D n F ⁡ n ∈ TopOpen ⁡ ℂ fld ↔ int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n = dom ⁡ ℂ D n F ⁡ n
86 75 61 85 sylancr ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ∈ TopOpen ⁡ ℂ fld ↔ int ⁡ TopOpen ⁡ ℂ fld ⁡ dom ⁡ ℂ D n F ⁡ n = dom ⁡ ℂ D n F ⁡ n
87 84 86 mpbird ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ∈ TopOpen ⁡ ℂ fld
88 64 54 eqtr2d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → dom ⁡ ℂ D n F ⁡ n ℂ ′ = dom ⁡ ℂ D n F ⁡ n
89 74 dvres3a ⊢ S ∈ ℝ ℂ ∧ ℂ D n F ⁡ n : dom ⁡ ℂ D n F ⁡ n ⟶ ℂ ∧ dom ⁡ ℂ D n F ⁡ n ∈ TopOpen ⁡ ℂ fld ∧ dom ⁡ ℂ D n F ⁡ n ℂ ′ = dom ⁡ ℂ D n F ⁡ n → S D ℂ D n F ⁡ n ↾ S = ℂ D n F ⁡ n ℂ ′ ↾ S
90 73 56 87 88 89 syl22anc ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D ℂ D n F ⁡ n ↾ S = ℂ D n F ⁡ n ℂ ′ ↾ S
91 72 90 eqtr4d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → ℂ D n F ⁡ n + 1 ↾ S = S D ℂ D n F ⁡ n ↾ S
92 71 91 eqeq12d ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n + 1 = ℂ D n F ⁡ n + 1 ↾ S ↔ S D S D n F ↾ S ⁡ n = S D ℂ D n F ⁡ n ↾ S
93 67 92 imbitrrid ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ n ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S → S D n F ↾ S ⁡ n + 1 = ℂ D n F ⁡ n + 1 ↾ S
94 66 93 animpimp2impd ⊢ n ∈ ℕ 0 → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ n = dom ⁡ F → S D n F ↾ S ⁡ n = ℂ D n F ⁡ n ↾ S → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ n + 1 = dom ⁡ F → S D n F ↾ S ⁡ n + 1 = ℂ D n F ⁡ n + 1 ↾ S
95 8 16 24 32 43 94 nn0ind ⊢ N ∈ ℕ 0 → S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S
96 95 com12 ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ → N ∈ ℕ 0 → dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S
97 96 3impia ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ N ∈ ℕ 0 → dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S
98 97 imp ⊢ S ∈ ℝ ℂ ∧ F ∈ ℂ ↑ 𝑝𝑚 ℂ ∧ N ∈ ℕ 0 ∧ dom ⁡ ℂ D n F ⁡ N = dom ⁡ F → S D n F ↾ S ⁡ N = ℂ D n F ⁡ N ↾ S