Step | Hyp | Ref
| Expression |
1 | | itgulm.z |
. . . . 5
⊢ 𝑍 =
(ℤ≥‘𝑀) |
2 | | itgulm.m |
. . . . . 6
⊢ (𝜑 → 𝑀 ∈ ℤ) |
3 | 2 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) → 𝑀 ∈
ℤ) |
4 | | itgulm.f |
. . . . . . . 8
⊢ (𝜑 → 𝐹:𝑍⟶𝐿1) |
5 | | ffn 6045 |
. . . . . . . 8
⊢ (𝐹:𝑍⟶𝐿1 → 𝐹 Fn 𝑍) |
6 | 4, 5 | syl 17 |
. . . . . . 7
⊢ (𝜑 → 𝐹 Fn 𝑍) |
7 | | itgulm.u |
. . . . . . 7
⊢ (𝜑 → 𝐹(⇝𝑢‘𝑆)𝐺) |
8 | | ulmf2 24138 |
. . . . . . 7
⊢ ((𝐹 Fn 𝑍 ∧ 𝐹(⇝𝑢‘𝑆)𝐺) → 𝐹:𝑍⟶(ℂ ↑𝑚
𝑆)) |
9 | 6, 7, 8 | syl2anc 693 |
. . . . . 6
⊢ (𝜑 → 𝐹:𝑍⟶(ℂ ↑𝑚
𝑆)) |
10 | 9 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) → 𝐹:𝑍⟶(ℂ ↑𝑚
𝑆)) |
11 | | eqidd 2623 |
. . . . 5
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ 𝑧 ∈ 𝑆)) → ((𝐹‘𝑛)‘𝑧) = ((𝐹‘𝑛)‘𝑧)) |
12 | | eqidd 2623 |
. . . . 5
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ 𝑧 ∈ 𝑆) → (𝐺‘𝑧) = (𝐺‘𝑧)) |
13 | 7 | adantr 481 |
. . . . 5
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) → 𝐹(⇝𝑢‘𝑆)𝐺) |
14 | | simpr 477 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) → 𝑟 ∈
ℝ+) |
15 | | itgulm.s |
. . . . . . . 8
⊢ (𝜑 → (vol‘𝑆) ∈
ℝ) |
16 | 15 | adantr 481 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) →
(vol‘𝑆) ∈
ℝ) |
17 | | ulmcl 24135 |
. . . . . . . . . . . 12
⊢ (𝐹(⇝𝑢‘𝑆)𝐺 → 𝐺:𝑆⟶ℂ) |
18 | | fdm 6051 |
. . . . . . . . . . . 12
⊢ (𝐺:𝑆⟶ℂ → dom 𝐺 = 𝑆) |
19 | 7, 17, 18 | 3syl 18 |
. . . . . . . . . . 11
⊢ (𝜑 → dom 𝐺 = 𝑆) |
20 | 1, 2, 4, 7, 15 | iblulm 24161 |
. . . . . . . . . . . 12
⊢ (𝜑 → 𝐺 ∈
𝐿1) |
21 | | iblmbf 23534 |
. . . . . . . . . . . 12
⊢ (𝐺 ∈ 𝐿1
→ 𝐺 ∈
MblFn) |
22 | | mbfdm 23395 |
. . . . . . . . . . . 12
⊢ (𝐺 ∈ MblFn → dom 𝐺 ∈ dom
vol) |
23 | 20, 21, 22 | 3syl 18 |
. . . . . . . . . . 11
⊢ (𝜑 → dom 𝐺 ∈ dom vol) |
24 | 19, 23 | eqeltrrd 2702 |
. . . . . . . . . 10
⊢ (𝜑 → 𝑆 ∈ dom vol) |
25 | | mblss 23299 |
. . . . . . . . . 10
⊢ (𝑆 ∈ dom vol → 𝑆 ⊆
ℝ) |
26 | | ovolge0 23249 |
. . . . . . . . . 10
⊢ (𝑆 ⊆ ℝ → 0 ≤
(vol*‘𝑆)) |
27 | 24, 25, 26 | 3syl 18 |
. . . . . . . . 9
⊢ (𝜑 → 0 ≤ (vol*‘𝑆)) |
28 | | mblvol 23298 |
. . . . . . . . . 10
⊢ (𝑆 ∈ dom vol →
(vol‘𝑆) =
(vol*‘𝑆)) |
29 | 24, 28 | syl 17 |
. . . . . . . . 9
⊢ (𝜑 → (vol‘𝑆) = (vol*‘𝑆)) |
30 | 27, 29 | breqtrrd 4681 |
. . . . . . . 8
⊢ (𝜑 → 0 ≤ (vol‘𝑆)) |
31 | 30 | adantr 481 |
. . . . . . 7
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) → 0 ≤
(vol‘𝑆)) |
32 | 16, 31 | ge0p1rpd 11902 |
. . . . . 6
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) →
((vol‘𝑆) + 1) ∈
ℝ+) |
33 | 14, 32 | rpdivcld 11889 |
. . . . 5
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) → (𝑟 / ((vol‘𝑆) + 1)) ∈
ℝ+) |
34 | 1, 3, 10, 11, 12, 13, 33 | ulmi 24140 |
. . . 4
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) →
∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1))) |
35 | 1 | uztrn2 11705 |
. . . . . . . 8
⊢ ((𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗)) → 𝑛 ∈ 𝑍) |
36 | 9 | ffvelrnda 6359 |
. . . . . . . . . . . . . . . 16
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝐹‘𝑛) ∈ (ℂ ↑𝑚
𝑆)) |
37 | | elmapi 7879 |
. . . . . . . . . . . . . . . 16
⊢ ((𝐹‘𝑛) ∈ (ℂ ↑𝑚
𝑆) → (𝐹‘𝑛):𝑆⟶ℂ) |
38 | 36, 37 | syl 17 |
. . . . . . . . . . . . . . 15
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝐹‘𝑛):𝑆⟶ℂ) |
39 | 38 | ffvelrnda 6359 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑛 ∈ 𝑍) ∧ 𝑥 ∈ 𝑆) → ((𝐹‘𝑛)‘𝑥) ∈ ℂ) |
40 | 39 | adantllr 755 |
. . . . . . . . . . . . 13
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ 𝑛 ∈ 𝑍) ∧ 𝑥 ∈ 𝑆) → ((𝐹‘𝑛)‘𝑥) ∈ ℂ) |
41 | 40 | adantlrr 757 |
. . . . . . . . . . . 12
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → ((𝐹‘𝑛)‘𝑥) ∈ ℂ) |
42 | 38 | feqmptd 6249 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝐹‘𝑛) = (𝑥 ∈ 𝑆 ↦ ((𝐹‘𝑛)‘𝑥))) |
43 | 4 | ffvelrnda 6359 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝐹‘𝑛) ∈
𝐿1) |
44 | 42, 43 | eqeltrrd 2702 |
. . . . . . . . . . . . 13
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝑥 ∈ 𝑆 ↦ ((𝐹‘𝑛)‘𝑥)) ∈
𝐿1) |
45 | 44 | ad2ant2r 783 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑥 ∈ 𝑆 ↦ ((𝐹‘𝑛)‘𝑥)) ∈
𝐿1) |
46 | 7, 17 | syl 17 |
. . . . . . . . . . . . . . 15
⊢ (𝜑 → 𝐺:𝑆⟶ℂ) |
47 | 46 | ffvelrnda 6359 |
. . . . . . . . . . . . . 14
⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆) → (𝐺‘𝑥) ∈ ℂ) |
48 | 47 | adantlr 751 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ 𝑥 ∈ 𝑆) → (𝐺‘𝑥) ∈ ℂ) |
49 | 48 | adantlr 751 |
. . . . . . . . . . . 12
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → (𝐺‘𝑥) ∈ ℂ) |
50 | 46 | feqmptd 6249 |
. . . . . . . . . . . . . 14
⊢ (𝜑 → 𝐺 = (𝑥 ∈ 𝑆 ↦ (𝐺‘𝑥))) |
51 | 50, 20 | eqeltrrd 2702 |
. . . . . . . . . . . . 13
⊢ (𝜑 → (𝑥 ∈ 𝑆 ↦ (𝐺‘𝑥)) ∈
𝐿1) |
52 | 51 | ad2antrr 762 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑥 ∈ 𝑆 ↦ (𝐺‘𝑥)) ∈
𝐿1) |
53 | 41, 45, 49, 52 | itgsub 23592 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) d𝑥 = (∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) |
54 | 53 | fveq2d 6195 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (abs‘∫𝑆(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) d𝑥) = (abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥))) |
55 | 41, 49 | subcld 10392 |
. . . . . . . . . . . . 13
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → (((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) ∈ ℂ) |
56 | 41, 45, 49, 52 | iblsub 23588 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑥 ∈ 𝑆 ↦ (((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) ∈
𝐿1) |
57 | 55, 56 | itgcl 23550 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) d𝑥 ∈ ℂ) |
58 | 57 | abscld 14175 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (abs‘∫𝑆(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) d𝑥) ∈ ℝ) |
59 | 55 | abscld 14175 |
. . . . . . . . . . . 12
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) ∈ ℝ) |
60 | 55, 56 | iblabs 23595 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑥 ∈ 𝑆 ↦ (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)))) ∈
𝐿1) |
61 | 59, 60 | itgrecl 23564 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) d𝑥 ∈ ℝ) |
62 | | rpre 11839 |
. . . . . . . . . . . 12
⊢ (𝑟 ∈ ℝ+
→ 𝑟 ∈
ℝ) |
63 | 62 | ad2antlr 763 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → 𝑟 ∈ ℝ) |
64 | 55, 56 | itgabs 23601 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (abs‘∫𝑆(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) d𝑥) ≤ ∫𝑆(abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) d𝑥) |
65 | 33 | adantr 481 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑟 / ((vol‘𝑆) + 1)) ∈
ℝ+) |
66 | 65 | rpred 11872 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑟 / ((vol‘𝑆) + 1)) ∈ ℝ) |
67 | 15 | ad2antrr 762 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (vol‘𝑆) ∈
ℝ) |
68 | 66, 67 | remulcld 10070 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((𝑟 / ((vol‘𝑆) + 1)) · (vol‘𝑆)) ∈
ℝ) |
69 | | fconstmpt 5163 |
. . . . . . . . . . . . . . 15
⊢ (𝑆 × {(𝑟 / ((vol‘𝑆) + 1))}) = (𝑥 ∈ 𝑆 ↦ (𝑟 / ((vol‘𝑆) + 1))) |
70 | 24 | ad2antrr 762 |
. . . . . . . . . . . . . . . 16
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → 𝑆 ∈ dom vol) |
71 | 65 | rpcnd 11874 |
. . . . . . . . . . . . . . . 16
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑟 / ((vol‘𝑆) + 1)) ∈ ℂ) |
72 | | iblconst 23584 |
. . . . . . . . . . . . . . . 16
⊢ ((𝑆 ∈ dom vol ∧
(vol‘𝑆) ∈
ℝ ∧ (𝑟 /
((vol‘𝑆) + 1)) ∈
ℂ) → (𝑆 ×
{(𝑟 / ((vol‘𝑆) + 1))}) ∈
𝐿1) |
73 | 70, 67, 71, 72 | syl3anc 1326 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑆 × {(𝑟 / ((vol‘𝑆) + 1))}) ∈
𝐿1) |
74 | 69, 73 | syl5eqelr 2706 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑥 ∈ 𝑆 ↦ (𝑟 / ((vol‘𝑆) + 1))) ∈
𝐿1) |
75 | 66 | adantr 481 |
. . . . . . . . . . . . . 14
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → (𝑟 / ((vol‘𝑆) + 1)) ∈ ℝ) |
76 | | simprr 796 |
. . . . . . . . . . . . . . . 16
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1))) |
77 | | fveq2 6191 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝑧 = 𝑥 → ((𝐹‘𝑛)‘𝑧) = ((𝐹‘𝑛)‘𝑥)) |
78 | | fveq2 6191 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (𝑧 = 𝑥 → (𝐺‘𝑧) = (𝐺‘𝑥)) |
79 | 77, 78 | oveq12d 6668 |
. . . . . . . . . . . . . . . . . . 19
⊢ (𝑧 = 𝑥 → (((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧)) = (((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) |
80 | 79 | fveq2d 6195 |
. . . . . . . . . . . . . . . . . 18
⊢ (𝑧 = 𝑥 → (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) = (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)))) |
81 | 80 | breq1d 4663 |
. . . . . . . . . . . . . . . . 17
⊢ (𝑧 = 𝑥 → ((abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) ↔ (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) < (𝑟 / ((vol‘𝑆) + 1)))) |
82 | 81 | rspccva 3308 |
. . . . . . . . . . . . . . . 16
⊢
((∀𝑧 ∈
𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) ∧ 𝑥 ∈ 𝑆) → (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) < (𝑟 / ((vol‘𝑆) + 1))) |
83 | 76, 82 | sylan 488 |
. . . . . . . . . . . . . . 15
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) < (𝑟 / ((vol‘𝑆) + 1))) |
84 | 59, 75, 83 | ltled 10185 |
. . . . . . . . . . . . . 14
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) ∧ 𝑥 ∈ 𝑆) → (abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) ≤ (𝑟 / ((vol‘𝑆) + 1))) |
85 | 60, 74, 59, 75, 84 | itgle 23576 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) d𝑥 ≤ ∫𝑆(𝑟 / ((vol‘𝑆) + 1)) d𝑥) |
86 | | itgconst 23585 |
. . . . . . . . . . . . . 14
⊢ ((𝑆 ∈ dom vol ∧
(vol‘𝑆) ∈
ℝ ∧ (𝑟 /
((vol‘𝑆) + 1)) ∈
ℂ) → ∫𝑆(𝑟 / ((vol‘𝑆) + 1)) d𝑥 = ((𝑟 / ((vol‘𝑆) + 1)) · (vol‘𝑆))) |
87 | 70, 67, 71, 86 | syl3anc 1326 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(𝑟 / ((vol‘𝑆) + 1)) d𝑥 = ((𝑟 / ((vol‘𝑆) + 1)) · (vol‘𝑆))) |
88 | 85, 87 | breqtrd 4679 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) d𝑥 ≤ ((𝑟 / ((vol‘𝑆) + 1)) · (vol‘𝑆))) |
89 | 63 | recnd 10068 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → 𝑟 ∈ ℂ) |
90 | 67 | recnd 10068 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (vol‘𝑆) ∈
ℂ) |
91 | 32 | adantr 481 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((vol‘𝑆) + 1) ∈
ℝ+) |
92 | 91 | rpcnd 11874 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((vol‘𝑆) + 1) ∈
ℂ) |
93 | 91 | rpne0d 11877 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((vol‘𝑆) + 1) ≠ 0) |
94 | 89, 90, 92, 93 | div23d 10838 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((𝑟 · (vol‘𝑆)) / ((vol‘𝑆) + 1)) = ((𝑟 / ((vol‘𝑆) + 1)) · (vol‘𝑆))) |
95 | 67 | ltp1d 10954 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (vol‘𝑆) < ((vol‘𝑆) + 1)) |
96 | | peano2re 10209 |
. . . . . . . . . . . . . . . . 17
⊢
((vol‘𝑆)
∈ ℝ → ((vol‘𝑆) + 1) ∈ ℝ) |
97 | 67, 96 | syl 17 |
. . . . . . . . . . . . . . . 16
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((vol‘𝑆) + 1) ∈
ℝ) |
98 | | rpgt0 11844 |
. . . . . . . . . . . . . . . . 17
⊢ (𝑟 ∈ ℝ+
→ 0 < 𝑟) |
99 | 98 | ad2antlr 763 |
. . . . . . . . . . . . . . . 16
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → 0 < 𝑟) |
100 | | ltmul2 10874 |
. . . . . . . . . . . . . . . 16
⊢
(((vol‘𝑆)
∈ ℝ ∧ ((vol‘𝑆) + 1) ∈ ℝ ∧ (𝑟 ∈ ℝ ∧ 0 <
𝑟)) →
((vol‘𝑆) <
((vol‘𝑆) + 1) ↔
(𝑟 ·
(vol‘𝑆)) < (𝑟 · ((vol‘𝑆) + 1)))) |
101 | 67, 97, 63, 99, 100 | syl112anc 1330 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((vol‘𝑆) < ((vol‘𝑆) + 1) ↔ (𝑟 · (vol‘𝑆)) < (𝑟 · ((vol‘𝑆) + 1)))) |
102 | 95, 101 | mpbid 222 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑟 · (vol‘𝑆)) < (𝑟 · ((vol‘𝑆) + 1))) |
103 | 63, 67 | remulcld 10070 |
. . . . . . . . . . . . . . 15
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (𝑟 · (vol‘𝑆)) ∈ ℝ) |
104 | 103, 63, 91 | ltdivmul2d 11924 |
. . . . . . . . . . . . . 14
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (((𝑟 · (vol‘𝑆)) / ((vol‘𝑆) + 1)) < 𝑟 ↔ (𝑟 · (vol‘𝑆)) < (𝑟 · ((vol‘𝑆) + 1)))) |
105 | 102, 104 | mpbird 247 |
. . . . . . . . . . . . 13
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((𝑟 · (vol‘𝑆)) / ((vol‘𝑆) + 1)) < 𝑟) |
106 | 94, 105 | eqbrtrrd 4677 |
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ((𝑟 / ((vol‘𝑆) + 1)) · (vol‘𝑆)) < 𝑟) |
107 | 61, 68, 63, 88, 106 | lelttrd 10195 |
. . . . . . . . . . 11
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → ∫𝑆(abs‘(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥))) d𝑥 < 𝑟) |
108 | 58, 61, 63, 64, 107 | lelttrd 10195 |
. . . . . . . . . 10
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (abs‘∫𝑆(((𝐹‘𝑛)‘𝑥) − (𝐺‘𝑥)) d𝑥) < 𝑟) |
109 | 54, 108 | eqbrtrrd 4677 |
. . . . . . . . 9
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑛 ∈ 𝑍 ∧ ∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)))) → (abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟) |
110 | 109 | expr 643 |
. . . . . . . 8
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ 𝑛 ∈ 𝑍) → (∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) → (abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟)) |
111 | 35, 110 | sylan2 491 |
. . . . . . 7
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ (𝑗 ∈ 𝑍 ∧ 𝑛 ∈ (ℤ≥‘𝑗))) → (∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) → (abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟)) |
112 | 111 | anassrs 680 |
. . . . . 6
⊢ ((((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ 𝑗 ∈ 𝑍) ∧ 𝑛 ∈ (ℤ≥‘𝑗)) → (∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) → (abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟)) |
113 | 112 | ralimdva 2962 |
. . . . 5
⊢ (((𝜑 ∧ 𝑟 ∈ ℝ+) ∧ 𝑗 ∈ 𝑍) → (∀𝑛 ∈ (ℤ≥‘𝑗)∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) → ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟)) |
114 | 113 | reximdva 3017 |
. . . 4
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) →
(∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)∀𝑧 ∈ 𝑆 (abs‘(((𝐹‘𝑛)‘𝑧) − (𝐺‘𝑧))) < (𝑟 / ((vol‘𝑆) + 1)) → ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟)) |
115 | 34, 114 | mpd 15 |
. . 3
⊢ ((𝜑 ∧ 𝑟 ∈ ℝ+) →
∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟) |
116 | 115 | ralrimiva 2966 |
. 2
⊢ (𝜑 → ∀𝑟 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟) |
117 | | fvex 6201 |
. . . . . 6
⊢
(ℤ≥‘𝑀) ∈ V |
118 | 1, 117 | eqeltri 2697 |
. . . . 5
⊢ 𝑍 ∈ V |
119 | 118 | mptex 6486 |
. . . 4
⊢ (𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥) ∈ V |
120 | 119 | a1i 11 |
. . 3
⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥) ∈ V) |
121 | | fveq2 6191 |
. . . . . . . 8
⊢ (𝑘 = 𝑛 → (𝐹‘𝑘) = (𝐹‘𝑛)) |
122 | 121 | fveq1d 6193 |
. . . . . . 7
⊢ (𝑘 = 𝑛 → ((𝐹‘𝑘)‘𝑥) = ((𝐹‘𝑛)‘𝑥)) |
123 | 122 | adantr 481 |
. . . . . 6
⊢ ((𝑘 = 𝑛 ∧ 𝑥 ∈ 𝑆) → ((𝐹‘𝑘)‘𝑥) = ((𝐹‘𝑛)‘𝑥)) |
124 | 123 | itgeq2dv 23548 |
. . . . 5
⊢ (𝑘 = 𝑛 → ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥 = ∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥) |
125 | | eqid 2622 |
. . . . 5
⊢ (𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥) = (𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥) |
126 | | itgex 23537 |
. . . . 5
⊢
∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 ∈ V |
127 | 124, 125,
126 | fvmpt 6282 |
. . . 4
⊢ (𝑛 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥)‘𝑛) = ∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥) |
128 | 127 | adantl 482 |
. . 3
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥)‘𝑛) = ∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥) |
129 | 47, 51 | itgcl 23550 |
. . 3
⊢ (𝜑 → ∫𝑆(𝐺‘𝑥) d𝑥 ∈ ℂ) |
130 | 39, 44 | itgcl 23550 |
. . 3
⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 ∈ ℂ) |
131 | 1, 2, 120, 128, 129, 130 | clim2c 14236 |
. 2
⊢ (𝜑 → ((𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥) ⇝ ∫𝑆(𝐺‘𝑥) d𝑥 ↔ ∀𝑟 ∈ ℝ+ ∃𝑗 ∈ 𝑍 ∀𝑛 ∈ (ℤ≥‘𝑗)(abs‘(∫𝑆((𝐹‘𝑛)‘𝑥) d𝑥 − ∫𝑆(𝐺‘𝑥) d𝑥)) < 𝑟)) |
132 | 116, 131 | mpbird 247 |
1
⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ ∫𝑆((𝐹‘𝑘)‘𝑥) d𝑥) ⇝ ∫𝑆(𝐺‘𝑥) d𝑥) |