Step | Hyp | Ref
| Expression |
1 | | itgpowd.4 |
. . . 4
⊢ (𝜑 → 𝑁 ∈
ℕ0) |
2 | | nn0p1nn 12202 |
. . . 4
⊢ (𝑁 ∈ ℕ0
→ (𝑁 + 1) ∈
ℕ) |
3 | 1, 2 | syl 17 |
. . 3
⊢ (𝜑 → (𝑁 + 1) ∈ ℕ) |
4 | 3 | nncnd 11919 |
. 2
⊢ (𝜑 → (𝑁 + 1) ∈ ℂ) |
5 | | itgpowd.1 |
. . . . . . 7
⊢ (𝜑 → 𝐴 ∈ ℝ) |
6 | | itgpowd.2 |
. . . . . . 7
⊢ (𝜑 → 𝐵 ∈ ℝ) |
7 | | iccssre 13090 |
. . . . . . 7
⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴[,]𝐵) ⊆ ℝ) |
8 | 5, 6, 7 | syl2anc 583 |
. . . . . 6
⊢ (𝜑 → (𝐴[,]𝐵) ⊆ ℝ) |
9 | | ax-resscn 10859 |
. . . . . 6
⊢ ℝ
⊆ ℂ |
10 | 8, 9 | sstrdi 3929 |
. . . . 5
⊢ (𝜑 → (𝐴[,]𝐵) ⊆ ℂ) |
11 | 10 | sselda 3917 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴[,]𝐵)) → 𝑥 ∈ ℂ) |
12 | 1 | adantr 480 |
. . . 4
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴[,]𝐵)) → 𝑁 ∈
ℕ0) |
13 | 11, 12 | expcld 13792 |
. . 3
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴[,]𝐵)) → (𝑥↑𝑁) ∈ ℂ) |
14 | 10 | resmptd 5937 |
. . . . 5
⊢ (𝜑 → ((𝑥 ∈ ℂ ↦ (𝑥↑𝑁)) ↾ (𝐴[,]𝐵)) = (𝑥 ∈ (𝐴[,]𝐵) ↦ (𝑥↑𝑁))) |
15 | | expcncf 23995 |
. . . . . . 7
⊢ (𝑁 ∈ ℕ0
→ (𝑥 ∈ ℂ
↦ (𝑥↑𝑁)) ∈ (ℂ–cn→ℂ)) |
16 | 1, 15 | syl 17 |
. . . . . 6
⊢ (𝜑 → (𝑥 ∈ ℂ ↦ (𝑥↑𝑁)) ∈ (ℂ–cn→ℂ)) |
17 | | rescncf 23966 |
. . . . . 6
⊢ ((𝐴[,]𝐵) ⊆ ℂ → ((𝑥 ∈ ℂ ↦ (𝑥↑𝑁)) ∈ (ℂ–cn→ℂ) → ((𝑥 ∈ ℂ ↦ (𝑥↑𝑁)) ↾ (𝐴[,]𝐵)) ∈ ((𝐴[,]𝐵)–cn→ℂ))) |
18 | 10, 16, 17 | sylc 65 |
. . . . 5
⊢ (𝜑 → ((𝑥 ∈ ℂ ↦ (𝑥↑𝑁)) ↾ (𝐴[,]𝐵)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
19 | 14, 18 | eqeltrrd 2840 |
. . . 4
⊢ (𝜑 → (𝑥 ∈ (𝐴[,]𝐵) ↦ (𝑥↑𝑁)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
20 | | cnicciblnc 24912 |
. . . 4
⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ (𝑥 ∈ (𝐴[,]𝐵) ↦ (𝑥↑𝑁)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) → (𝑥 ∈ (𝐴[,]𝐵) ↦ (𝑥↑𝑁)) ∈
𝐿1) |
21 | 5, 6, 19, 20 | syl3anc 1369 |
. . 3
⊢ (𝜑 → (𝑥 ∈ (𝐴[,]𝐵) ↦ (𝑥↑𝑁)) ∈
𝐿1) |
22 | 13, 21 | itgcl 24853 |
. 2
⊢ (𝜑 → ∫(𝐴[,]𝐵)(𝑥↑𝑁) d𝑥 ∈ ℂ) |
23 | 3 | nnne0d 11953 |
. 2
⊢ (𝜑 → (𝑁 + 1) ≠ 0) |
24 | 4, 13, 21 | itgmulc2 24903 |
. . 3
⊢ (𝜑 → ((𝑁 + 1) · ∫(𝐴[,]𝐵)(𝑥↑𝑁) d𝑥) = ∫(𝐴[,]𝐵)((𝑁 + 1) · (𝑥↑𝑁)) d𝑥) |
25 | | eqidd 2739 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → (𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) = (𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
26 | | oveq1 7262 |
. . . . . . . 8
⊢ (𝑡 = 𝑥 → (𝑡↑𝑁) = (𝑥↑𝑁)) |
27 | 26 | oveq2d 7271 |
. . . . . . 7
⊢ (𝑡 = 𝑥 → ((𝑁 + 1) · (𝑡↑𝑁)) = ((𝑁 + 1) · (𝑥↑𝑁))) |
28 | 27 | adantl 481 |
. . . . . 6
⊢ (((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) ∧ 𝑡 = 𝑥) → ((𝑁 + 1) · (𝑡↑𝑁)) = ((𝑁 + 1) · (𝑥↑𝑁))) |
29 | | simpr 484 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → 𝑥 ∈ (𝐴(,)𝐵)) |
30 | 4 | adantr 480 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → (𝑁 + 1) ∈ ℂ) |
31 | | ioossicc 13094 |
. . . . . . . . . 10
⊢ (𝐴(,)𝐵) ⊆ (𝐴[,]𝐵) |
32 | 31 | a1i 11 |
. . . . . . . . 9
⊢ (𝜑 → (𝐴(,)𝐵) ⊆ (𝐴[,]𝐵)) |
33 | 32 | sselda 3917 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → 𝑥 ∈ (𝐴[,]𝐵)) |
34 | 33, 13 | syldan 590 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → (𝑥↑𝑁) ∈ ℂ) |
35 | 30, 34 | mulcld 10926 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → ((𝑁 + 1) · (𝑥↑𝑁)) ∈ ℂ) |
36 | 25, 28, 29, 35 | fvmptd 6864 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴(,)𝐵)) → ((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥) = ((𝑁 + 1) · (𝑥↑𝑁))) |
37 | 36 | itgeq2dv 24851 |
. . . 4
⊢ (𝜑 → ∫(𝐴(,)𝐵)((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥) d𝑥 = ∫(𝐴(,)𝐵)((𝑁 + 1) · (𝑥↑𝑁)) d𝑥) |
38 | | itgpowd.3 |
. . . . . 6
⊢ (𝜑 → 𝐴 ≤ 𝐵) |
39 | | reelprrecn 10894 |
. . . . . . . . 9
⊢ ℝ
∈ {ℝ, ℂ} |
40 | 39 | a1i 11 |
. . . . . . . 8
⊢ (𝜑 → ℝ ∈ {ℝ,
ℂ}) |
41 | 9 | a1i 11 |
. . . . . . . . . 10
⊢ (𝜑 → ℝ ⊆
ℂ) |
42 | 41 | sselda 3917 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → 𝑡 ∈ ℂ) |
43 | | 1nn0 12179 |
. . . . . . . . . . . 12
⊢ 1 ∈
ℕ0 |
44 | 43 | a1i 11 |
. . . . . . . . . . 11
⊢ (𝜑 → 1 ∈
ℕ0) |
45 | 1, 44 | nn0addcld 12227 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑁 + 1) ∈
ℕ0) |
46 | 45 | adantr 480 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → (𝑁 + 1) ∈
ℕ0) |
47 | 42, 46 | expcld 13792 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → (𝑡↑(𝑁 + 1)) ∈ ℂ) |
48 | 1 | nn0cnd 12225 |
. . . . . . . . . . 11
⊢ (𝜑 → 𝑁 ∈ ℂ) |
49 | 48 | adantr 480 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → 𝑁 ∈ ℂ) |
50 | | 1cnd 10901 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → 1 ∈
ℂ) |
51 | 49, 50 | addcld 10925 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → (𝑁 + 1) ∈ ℂ) |
52 | 1 | adantr 480 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → 𝑁 ∈
ℕ0) |
53 | 42, 52 | expcld 13792 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → (𝑡↑𝑁) ∈ ℂ) |
54 | 51, 53 | mulcld 10926 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑡 ∈ ℝ) → ((𝑁 + 1) · (𝑡↑𝑁)) ∈ ℂ) |
55 | | simpr 484 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → 𝑡 ∈ ℂ) |
56 | 45 | adantr 480 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → (𝑁 + 1) ∈
ℕ0) |
57 | 55, 56 | expcld 13792 |
. . . . . . . . . . . 12
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → (𝑡↑(𝑁 + 1)) ∈ ℂ) |
58 | 57 | fmpttd 6971 |
. . . . . . . . . . 11
⊢ (𝜑 → (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 +
1))):ℂ⟶ℂ) |
59 | | ssidd 3940 |
. . . . . . . . . . 11
⊢ (𝜑 → ℂ ⊆
ℂ) |
60 | 4 | adantr 480 |
. . . . . . . . . . . . . . . 16
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → (𝑁 + 1) ∈ ℂ) |
61 | 1 | adantr 480 |
. . . . . . . . . . . . . . . . 17
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → 𝑁 ∈
ℕ0) |
62 | 55, 61 | expcld 13792 |
. . . . . . . . . . . . . . . 16
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → (𝑡↑𝑁) ∈ ℂ) |
63 | 60, 62 | mulcld 10926 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑡 ∈ ℂ) → ((𝑁 + 1) · (𝑡↑𝑁)) ∈ ℂ) |
64 | 63 | fmpttd 6971 |
. . . . . . . . . . . . . 14
⊢ (𝜑 → (𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑𝑁))):ℂ⟶ℂ) |
65 | | dvexp 25022 |
. . . . . . . . . . . . . . . . 17
⊢ ((𝑁 + 1) ∈ ℕ →
(ℂ D (𝑡 ∈
ℂ ↦ (𝑡↑(𝑁 + 1)))) = (𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑((𝑁 + 1) − 1))))) |
66 | 3, 65 | syl 17 |
. . . . . . . . . . . . . . . 16
⊢ (𝜑 → (ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1)))) = (𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑((𝑁 + 1) − 1))))) |
67 | | 1cnd 10901 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝜑 → 1 ∈
ℂ) |
68 | 48, 67 | pncand 11263 |
. . . . . . . . . . . . . . . . . . 19
⊢ (𝜑 → ((𝑁 + 1) − 1) = 𝑁) |
69 | 68 | oveq2d 7271 |
. . . . . . . . . . . . . . . . . 18
⊢ (𝜑 → (𝑡↑((𝑁 + 1) − 1)) = (𝑡↑𝑁)) |
70 | 69 | oveq2d 7271 |
. . . . . . . . . . . . . . . . 17
⊢ (𝜑 → ((𝑁 + 1) · (𝑡↑((𝑁 + 1) − 1))) = ((𝑁 + 1) · (𝑡↑𝑁))) |
71 | 70 | mpteq2dv 5172 |
. . . . . . . . . . . . . . . 16
⊢ (𝜑 → (𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑((𝑁 + 1) − 1)))) = (𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
72 | 66, 71 | eqtrd 2778 |
. . . . . . . . . . . . . . 15
⊢ (𝜑 → (ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1)))) = (𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
73 | 72 | feq1d 6569 |
. . . . . . . . . . . . . 14
⊢ (𝜑 → ((ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1)))):ℂ⟶ℂ ↔
(𝑡 ∈ ℂ ↦
((𝑁 + 1) · (𝑡↑𝑁))):ℂ⟶ℂ)) |
74 | 64, 73 | mpbird 256 |
. . . . . . . . . . . . 13
⊢ (𝜑 → (ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 +
1)))):ℂ⟶ℂ) |
75 | 74 | fdmd 6595 |
. . . . . . . . . . . 12
⊢ (𝜑 → dom (ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1)))) = ℂ) |
76 | 9, 75 | sseqtrrid 3970 |
. . . . . . . . . . 11
⊢ (𝜑 → ℝ ⊆ dom
(ℂ D (𝑡 ∈
ℂ ↦ (𝑡↑(𝑁 + 1))))) |
77 | | dvres3 24982 |
. . . . . . . . . . 11
⊢
(((ℝ ∈ {ℝ, ℂ} ∧ (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))):ℂ⟶ℂ) ∧
(ℂ ⊆ ℂ ∧ ℝ ⊆ dom (ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1)))))) → (ℝ D ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ ℝ)) = ((ℂ D
(𝑡 ∈ ℂ ↦
(𝑡↑(𝑁 + 1)))) ↾ ℝ)) |
78 | 40, 58, 59, 76, 77 | syl22anc 835 |
. . . . . . . . . 10
⊢ (𝜑 → (ℝ D ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ ℝ)) = ((ℂ D
(𝑡 ∈ ℂ ↦
(𝑡↑(𝑁 + 1)))) ↾ ℝ)) |
79 | 72 | reseq1d 5879 |
. . . . . . . . . 10
⊢ (𝜑 → ((ℂ D (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1)))) ↾ ℝ) = ((𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ↾ ℝ)) |
80 | 78, 79 | eqtrd 2778 |
. . . . . . . . 9
⊢ (𝜑 → (ℝ D ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ ℝ)) = ((𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ↾ ℝ)) |
81 | | resmpt 5934 |
. . . . . . . . . . 11
⊢ (ℝ
⊆ ℂ → ((𝑡
∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ ℝ) = (𝑡 ∈ ℝ ↦ (𝑡↑(𝑁 + 1)))) |
82 | 9, 81 | mp1i 13 |
. . . . . . . . . 10
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ ℝ) = (𝑡 ∈ ℝ ↦ (𝑡↑(𝑁 + 1)))) |
83 | 82 | oveq2d 7271 |
. . . . . . . . 9
⊢ (𝜑 → (ℝ D ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ ℝ)) = (ℝ D
(𝑡 ∈ ℝ ↦
(𝑡↑(𝑁 + 1))))) |
84 | | resmpt 5934 |
. . . . . . . . . 10
⊢ (ℝ
⊆ ℂ → ((𝑡
∈ ℂ ↦ ((𝑁
+ 1) · (𝑡↑𝑁))) ↾ ℝ) = (𝑡 ∈ ℝ ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
85 | 9, 84 | mp1i 13 |
. . . . . . . . 9
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ↾ ℝ) = (𝑡 ∈ ℝ ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
86 | 80, 83, 85 | 3eqtr3d 2786 |
. . . . . . . 8
⊢ (𝜑 → (ℝ D (𝑡 ∈ ℝ ↦ (𝑡↑(𝑁 + 1)))) = (𝑡 ∈ ℝ ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
87 | | eqid 2738 |
. . . . . . . . 9
⊢
(TopOpen‘ℂfld) =
(TopOpen‘ℂfld) |
88 | 87 | tgioo2 23872 |
. . . . . . . 8
⊢
(topGen‘ran (,)) = ((TopOpen‘ℂfld)
↾t ℝ) |
89 | | iccntr 23890 |
. . . . . . . . 9
⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) →
((int‘(topGen‘ran (,)))‘(𝐴[,]𝐵)) = (𝐴(,)𝐵)) |
90 | 5, 6, 89 | syl2anc 583 |
. . . . . . . 8
⊢ (𝜑 →
((int‘(topGen‘ran (,)))‘(𝐴[,]𝐵)) = (𝐴(,)𝐵)) |
91 | 40, 47, 54, 86, 8, 88, 87, 90 | dvmptres2 25031 |
. . . . . . 7
⊢ (𝜑 → (ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))) = (𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))) |
92 | | ioossre 13069 |
. . . . . . . . . . 11
⊢ (𝐴(,)𝐵) ⊆ ℝ |
93 | 92, 9 | sstri 3926 |
. . . . . . . . . 10
⊢ (𝐴(,)𝐵) ⊆ ℂ |
94 | 93 | a1i 11 |
. . . . . . . . 9
⊢ (𝜑 → (𝐴(,)𝐵) ⊆ ℂ) |
95 | | cncfmptc 23981 |
. . . . . . . . 9
⊢ (((𝑁 + 1) ∈ ℂ ∧
(𝐴(,)𝐵) ⊆ ℂ ∧ ℂ ⊆
ℂ) → (𝑡 ∈
(𝐴(,)𝐵) ↦ (𝑁 + 1)) ∈ ((𝐴(,)𝐵)–cn→ℂ)) |
96 | 4, 94, 59, 95 | syl3anc 1369 |
. . . . . . . 8
⊢ (𝜑 → (𝑡 ∈ (𝐴(,)𝐵) ↦ (𝑁 + 1)) ∈ ((𝐴(,)𝐵)–cn→ℂ)) |
97 | | resmpt 5934 |
. . . . . . . . . 10
⊢ ((𝐴(,)𝐵) ⊆ ℂ → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴(,)𝐵)) = (𝑡 ∈ (𝐴(,)𝐵) ↦ (𝑡↑𝑁))) |
98 | 93, 97 | mp1i 13 |
. . . . . . . . 9
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴(,)𝐵)) = (𝑡 ∈ (𝐴(,)𝐵) ↦ (𝑡↑𝑁))) |
99 | | expcncf 23995 |
. . . . . . . . . . 11
⊢ (𝑁 ∈ ℕ0
→ (𝑡 ∈ ℂ
↦ (𝑡↑𝑁)) ∈ (ℂ–cn→ℂ)) |
100 | 1, 99 | syl 17 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ∈ (ℂ–cn→ℂ)) |
101 | | rescncf 23966 |
. . . . . . . . . 10
⊢ ((𝐴(,)𝐵) ⊆ ℂ → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ∈ (ℂ–cn→ℂ) → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴(,)𝐵)) ∈ ((𝐴(,)𝐵)–cn→ℂ))) |
102 | 94, 100, 101 | sylc 65 |
. . . . . . . . 9
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴(,)𝐵)) ∈ ((𝐴(,)𝐵)–cn→ℂ)) |
103 | 98, 102 | eqeltrrd 2840 |
. . . . . . . 8
⊢ (𝜑 → (𝑡 ∈ (𝐴(,)𝐵) ↦ (𝑡↑𝑁)) ∈ ((𝐴(,)𝐵)–cn→ℂ)) |
104 | 96, 103 | mulcncf 24515 |
. . . . . . 7
⊢ (𝜑 → (𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ∈ ((𝐴(,)𝐵)–cn→ℂ)) |
105 | 91, 104 | eqeltrd 2839 |
. . . . . 6
⊢ (𝜑 → (ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))) ∈ ((𝐴(,)𝐵)–cn→ℂ)) |
106 | | ioombl 24634 |
. . . . . . . . 9
⊢ (𝐴(,)𝐵) ∈ dom vol |
107 | 106 | a1i 11 |
. . . . . . . 8
⊢ (𝜑 → (𝐴(,)𝐵) ∈ dom vol) |
108 | 48 | adantr 480 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → 𝑁 ∈ ℂ) |
109 | | 1cnd 10901 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → 1 ∈ ℂ) |
110 | 108, 109 | addcld 10925 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → (𝑁 + 1) ∈ ℂ) |
111 | 10 | sselda 3917 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → 𝑡 ∈ ℂ) |
112 | 1 | adantr 480 |
. . . . . . . . . 10
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → 𝑁 ∈
ℕ0) |
113 | 111, 112 | expcld 13792 |
. . . . . . . . 9
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → (𝑡↑𝑁) ∈ ℂ) |
114 | 110, 113 | mulcld 10926 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑡 ∈ (𝐴[,]𝐵)) → ((𝑁 + 1) · (𝑡↑𝑁)) ∈ ℂ) |
115 | | cncfmptc 23981 |
. . . . . . . . . . 11
⊢ (((𝑁 + 1) ∈ ℂ ∧
(𝐴[,]𝐵) ⊆ ℂ ∧ ℂ ⊆
ℂ) → (𝑡 ∈
(𝐴[,]𝐵) ↦ (𝑁 + 1)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
116 | 4, 10, 59, 115 | syl3anc 1369 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑁 + 1)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
117 | 10 | resmptd 5937 |
. . . . . . . . . . 11
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴[,]𝐵)) = (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑𝑁))) |
118 | | rescncf 23966 |
. . . . . . . . . . . 12
⊢ ((𝐴[,]𝐵) ⊆ ℂ → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ∈ (ℂ–cn→ℂ) → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴[,]𝐵)) ∈ ((𝐴[,]𝐵)–cn→ℂ))) |
119 | 10, 100, 118 | sylc 65 |
. . . . . . . . . . 11
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑𝑁)) ↾ (𝐴[,]𝐵)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
120 | 117, 119 | eqeltrrd 2840 |
. . . . . . . . . 10
⊢ (𝜑 → (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑𝑁)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
121 | 116, 120 | mulcncf 24515 |
. . . . . . . . 9
⊢ (𝜑 → (𝑡 ∈ (𝐴[,]𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
122 | | cnicciblnc 24912 |
. . . . . . . . 9
⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ ∧ (𝑡 ∈ (𝐴[,]𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ∈ ((𝐴[,]𝐵)–cn→ℂ)) → (𝑡 ∈ (𝐴[,]𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ∈
𝐿1) |
123 | 5, 6, 121, 122 | syl3anc 1369 |
. . . . . . . 8
⊢ (𝜑 → (𝑡 ∈ (𝐴[,]𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ∈
𝐿1) |
124 | 32, 107, 114, 123 | iblss 24874 |
. . . . . . 7
⊢ (𝜑 → (𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁))) ∈
𝐿1) |
125 | 91, 124 | eqeltrd 2839 |
. . . . . 6
⊢ (𝜑 → (ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))) ∈
𝐿1) |
126 | 10 | resmptd 5937 |
. . . . . . 7
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ (𝐴[,]𝐵)) = (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))) |
127 | | expcncf 23995 |
. . . . . . . . 9
⊢ ((𝑁 + 1) ∈ ℕ0
→ (𝑡 ∈ ℂ
↦ (𝑡↑(𝑁 + 1))) ∈
(ℂ–cn→ℂ)) |
128 | 45, 127 | syl 17 |
. . . . . . . 8
⊢ (𝜑 → (𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ∈ (ℂ–cn→ℂ)) |
129 | | rescncf 23966 |
. . . . . . . 8
⊢ ((𝐴[,]𝐵) ⊆ ℂ → ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ∈ (ℂ–cn→ℂ) → ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ (𝐴[,]𝐵)) ∈ ((𝐴[,]𝐵)–cn→ℂ))) |
130 | 10, 128, 129 | sylc 65 |
. . . . . . 7
⊢ (𝜑 → ((𝑡 ∈ ℂ ↦ (𝑡↑(𝑁 + 1))) ↾ (𝐴[,]𝐵)) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
131 | 126, 130 | eqeltrrd 2840 |
. . . . . 6
⊢ (𝜑 → (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))) ∈ ((𝐴[,]𝐵)–cn→ℂ)) |
132 | 5, 6, 38, 105, 125, 131 | ftc2 25113 |
. . . . 5
⊢ (𝜑 → ∫(𝐴(,)𝐵)((ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))))‘𝑥) d𝑥 = (((𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))‘𝐵) − ((𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))‘𝐴))) |
133 | 91 | fveq1d 6758 |
. . . . . . 7
⊢ (𝜑 → ((ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))))‘𝑥) = ((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥)) |
134 | 133 | ralrimivw 3108 |
. . . . . 6
⊢ (𝜑 → ∀𝑥 ∈ (𝐴(,)𝐵)((ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))))‘𝑥) = ((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥)) |
135 | | itgeq2 24847 |
. . . . . 6
⊢
(∀𝑥 ∈
(𝐴(,)𝐵)((ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))))‘𝑥) = ((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥) → ∫(𝐴(,)𝐵)((ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))))‘𝑥) d𝑥 = ∫(𝐴(,)𝐵)((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥) d𝑥) |
136 | 134, 135 | syl 17 |
. . . . 5
⊢ (𝜑 → ∫(𝐴(,)𝐵)((ℝ D (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))))‘𝑥) d𝑥 = ∫(𝐴(,)𝐵)((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥) d𝑥) |
137 | | eqidd 2739 |
. . . . . . 7
⊢ (𝜑 → (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1))) = (𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))) |
138 | | simpr 484 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑡 = 𝐵) → 𝑡 = 𝐵) |
139 | 138 | oveq1d 7270 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑡 = 𝐵) → (𝑡↑(𝑁 + 1)) = (𝐵↑(𝑁 + 1))) |
140 | 5 | rexrd 10956 |
. . . . . . . 8
⊢ (𝜑 → 𝐴 ∈
ℝ*) |
141 | 6 | rexrd 10956 |
. . . . . . . 8
⊢ (𝜑 → 𝐵 ∈
ℝ*) |
142 | | ubicc2 13126 |
. . . . . . . 8
⊢ ((𝐴 ∈ ℝ*
∧ 𝐵 ∈
ℝ* ∧ 𝐴
≤ 𝐵) → 𝐵 ∈ (𝐴[,]𝐵)) |
143 | 140, 141,
38, 142 | syl3anc 1369 |
. . . . . . 7
⊢ (𝜑 → 𝐵 ∈ (𝐴[,]𝐵)) |
144 | 6 | recnd 10934 |
. . . . . . . 8
⊢ (𝜑 → 𝐵 ∈ ℂ) |
145 | 144, 45 | expcld 13792 |
. . . . . . 7
⊢ (𝜑 → (𝐵↑(𝑁 + 1)) ∈ ℂ) |
146 | 137, 139,
143, 145 | fvmptd 6864 |
. . . . . 6
⊢ (𝜑 → ((𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))‘𝐵) = (𝐵↑(𝑁 + 1))) |
147 | | simpr 484 |
. . . . . . . 8
⊢ ((𝜑 ∧ 𝑡 = 𝐴) → 𝑡 = 𝐴) |
148 | 147 | oveq1d 7270 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑡 = 𝐴) → (𝑡↑(𝑁 + 1)) = (𝐴↑(𝑁 + 1))) |
149 | | lbicc2 13125 |
. . . . . . . 8
⊢ ((𝐴 ∈ ℝ*
∧ 𝐵 ∈
ℝ* ∧ 𝐴
≤ 𝐵) → 𝐴 ∈ (𝐴[,]𝐵)) |
150 | 140, 141,
38, 149 | syl3anc 1369 |
. . . . . . 7
⊢ (𝜑 → 𝐴 ∈ (𝐴[,]𝐵)) |
151 | 5 | recnd 10934 |
. . . . . . . 8
⊢ (𝜑 → 𝐴 ∈ ℂ) |
152 | 151, 45 | expcld 13792 |
. . . . . . 7
⊢ (𝜑 → (𝐴↑(𝑁 + 1)) ∈ ℂ) |
153 | 137, 148,
150, 152 | fvmptd 6864 |
. . . . . 6
⊢ (𝜑 → ((𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))‘𝐴) = (𝐴↑(𝑁 + 1))) |
154 | 146, 153 | oveq12d 7273 |
. . . . 5
⊢ (𝜑 → (((𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))‘𝐵) − ((𝑡 ∈ (𝐴[,]𝐵) ↦ (𝑡↑(𝑁 + 1)))‘𝐴)) = ((𝐵↑(𝑁 + 1)) − (𝐴↑(𝑁 + 1)))) |
155 | 132, 136,
154 | 3eqtr3d 2786 |
. . . 4
⊢ (𝜑 → ∫(𝐴(,)𝐵)((𝑡 ∈ (𝐴(,)𝐵) ↦ ((𝑁 + 1) · (𝑡↑𝑁)))‘𝑥) d𝑥 = ((𝐵↑(𝑁 + 1)) − (𝐴↑(𝑁 + 1)))) |
156 | 4 | adantr 480 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴[,]𝐵)) → (𝑁 + 1) ∈ ℂ) |
157 | 156, 13 | mulcld 10926 |
. . . . 5
⊢ ((𝜑 ∧ 𝑥 ∈ (𝐴[,]𝐵)) → ((𝑁 + 1) · (𝑥↑𝑁)) ∈ ℂ) |
158 | 5, 6, 157 | itgioo 24885 |
. . . 4
⊢ (𝜑 → ∫(𝐴(,)𝐵)((𝑁 + 1) · (𝑥↑𝑁)) d𝑥 = ∫(𝐴[,]𝐵)((𝑁 + 1) · (𝑥↑𝑁)) d𝑥) |
159 | 37, 155, 158 | 3eqtr3rd 2787 |
. . 3
⊢ (𝜑 → ∫(𝐴[,]𝐵)((𝑁 + 1) · (𝑥↑𝑁)) d𝑥 = ((𝐵↑(𝑁 + 1)) − (𝐴↑(𝑁 + 1)))) |
160 | 24, 159 | eqtrd 2778 |
. 2
⊢ (𝜑 → ((𝑁 + 1) · ∫(𝐴[,]𝐵)(𝑥↑𝑁) d𝑥) = ((𝐵↑(𝑁 + 1)) − (𝐴↑(𝑁 + 1)))) |
161 | 4, 22, 23, 160 | mvllmuld 11737 |
1
⊢ (𝜑 → ∫(𝐴[,]𝐵)(𝑥↑𝑁) d𝑥 = (((𝐵↑(𝑁 + 1)) − (𝐴↑(𝑁 + 1))) / (𝑁 + 1))) |