Step | Hyp | Ref
| Expression |
1 | | eqid 2622 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 𝑋 ↦ 0) = (𝑦 ∈ 𝒫 𝑋 ↦ 0) |
2 | | 0e0iccpnf 12283 |
. . . . . . . . . 10
⊢ 0 ∈
(0[,]+∞) |
3 | 2 | a1i 11 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 𝑋 → 0 ∈
(0[,]+∞)) |
4 | 1, 3 | fmpti 6383 |
. . . . . . . 8
⊢ (𝑦 ∈ 𝒫 𝑋 ↦ 0):𝒫 𝑋⟶(0[,]+∞) |
5 | | 0ome.2 |
. . . . . . . . . . 11
⊢ 𝑂 = (𝑥 ∈ 𝒫 𝑋 ↦ 0) |
6 | | eqidd 2623 |
. . . . . . . . . . . 12
⊢ (𝑥 = 𝑦 → 0 = 0) |
7 | 6 | cbvmptv 4750 |
. . . . . . . . . . 11
⊢ (𝑥 ∈ 𝒫 𝑋 ↦ 0) = (𝑦 ∈ 𝒫 𝑋 ↦ 0) |
8 | 5, 7 | eqtri 2644 |
. . . . . . . . . 10
⊢ 𝑂 = (𝑦 ∈ 𝒫 𝑋 ↦ 0) |
9 | 8 | feq1i 6036 |
. . . . . . . . 9
⊢ (𝑂:dom 𝑂⟶(0[,]+∞) ↔ (𝑦 ∈ 𝒫 𝑋 ↦ 0):dom 𝑂⟶(0[,]+∞)) |
10 | 8 | dmeqi 5325 |
. . . . . . . . . . 11
⊢ dom 𝑂 = dom (𝑦 ∈ 𝒫 𝑋 ↦ 0) |
11 | | 0re 10040 |
. . . . . . . . . . . . 13
⊢ 0 ∈
ℝ |
12 | 11 | rgenw 2924 |
. . . . . . . . . . . 12
⊢
∀𝑦 ∈
𝒫 𝑋0 ∈
ℝ |
13 | | dmmptg 5632 |
. . . . . . . . . . . 12
⊢
(∀𝑦 ∈
𝒫 𝑋0 ∈ ℝ
→ dom (𝑦 ∈
𝒫 𝑋 ↦ 0) =
𝒫 𝑋) |
14 | 12, 13 | ax-mp 5 |
. . . . . . . . . . 11
⊢ dom
(𝑦 ∈ 𝒫 𝑋 ↦ 0) = 𝒫 𝑋 |
15 | 10, 14 | eqtri 2644 |
. . . . . . . . . 10
⊢ dom 𝑂 = 𝒫 𝑋 |
16 | 15 | feq2i 6037 |
. . . . . . . . 9
⊢ ((𝑦 ∈ 𝒫 𝑋 ↦ 0):dom 𝑂⟶(0[,]+∞) ↔
(𝑦 ∈ 𝒫 𝑋 ↦ 0):𝒫 𝑋⟶(0[,]+∞)) |
17 | 9, 16 | bitri 264 |
. . . . . . . 8
⊢ (𝑂:dom 𝑂⟶(0[,]+∞) ↔ (𝑦 ∈ 𝒫 𝑋 ↦ 0):𝒫 𝑋⟶(0[,]+∞)) |
18 | 4, 17 | mpbir 221 |
. . . . . . 7
⊢ 𝑂:dom 𝑂⟶(0[,]+∞) |
19 | | unipw 4918 |
. . . . . . . . . 10
⊢ ∪ 𝒫 𝑋 = 𝑋 |
20 | 19 | pweqi 4162 |
. . . . . . . . 9
⊢ 𝒫
∪ 𝒫 𝑋 = 𝒫 𝑋 |
21 | 20 | eqcomi 2631 |
. . . . . . . 8
⊢ 𝒫
𝑋 = 𝒫 ∪ 𝒫 𝑋 |
22 | 15 | eqcomi 2631 |
. . . . . . . . . 10
⊢ 𝒫
𝑋 = dom 𝑂 |
23 | 22 | unieqi 4445 |
. . . . . . . . 9
⊢ ∪ 𝒫 𝑋 = ∪ dom 𝑂 |
24 | 23 | pweqi 4162 |
. . . . . . . 8
⊢ 𝒫
∪ 𝒫 𝑋 = 𝒫 ∪
dom 𝑂 |
25 | 15, 21, 24 | 3eqtri 2648 |
. . . . . . 7
⊢ dom 𝑂 = 𝒫 ∪ dom 𝑂 |
26 | 18, 25 | pm3.2i 471 |
. . . . . 6
⊢ (𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) |
27 | | 0elpw 4834 |
. . . . . . 7
⊢ ∅
∈ 𝒫 𝑋 |
28 | | eqidd 2623 |
. . . . . . . 8
⊢ (𝑦 = ∅ → 0 =
0) |
29 | 11 | elexi 3213 |
. . . . . . . 8
⊢ 0 ∈
V |
30 | 28, 8, 29 | fvmpt 6282 |
. . . . . . 7
⊢ (∅
∈ 𝒫 𝑋 →
(𝑂‘∅) =
0) |
31 | 27, 30 | ax-mp 5 |
. . . . . 6
⊢ (𝑂‘∅) =
0 |
32 | 26, 31 | pm3.2i 471 |
. . . . 5
⊢ ((𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) ∧ (𝑂‘∅) = 0) |
33 | 11 | leidi 10562 |
. . . . . . . . 9
⊢ 0 ≤
0 |
34 | 33 | a1i 11 |
. . . . . . . 8
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 0 ≤ 0) |
35 | | elpwi 4168 |
. . . . . . . . . . . . 13
⊢ (𝑧 ∈ 𝒫 𝑦 → 𝑧 ⊆ 𝑦) |
36 | 35 | adantl 482 |
. . . . . . . . . . . 12
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 𝑧 ⊆ 𝑦) |
37 | | id 22 |
. . . . . . . . . . . . . . 15
⊢ (𝑦 ∈ 𝒫 ∪ dom 𝑂 → 𝑦 ∈ 𝒫 ∪ dom 𝑂) |
38 | 21, 24 | eqtr2i 2645 |
. . . . . . . . . . . . . . . 16
⊢ 𝒫
∪ dom 𝑂 = 𝒫 𝑋 |
39 | 38 | a1i 11 |
. . . . . . . . . . . . . . 15
⊢ (𝑦 ∈ 𝒫 ∪ dom 𝑂 → 𝒫 ∪ dom 𝑂 = 𝒫 𝑋) |
40 | 37, 39 | eleqtrd 2703 |
. . . . . . . . . . . . . 14
⊢ (𝑦 ∈ 𝒫 ∪ dom 𝑂 → 𝑦 ∈ 𝒫 𝑋) |
41 | | elpwi 4168 |
. . . . . . . . . . . . . 14
⊢ (𝑦 ∈ 𝒫 𝑋 → 𝑦 ⊆ 𝑋) |
42 | 40, 41 | syl 17 |
. . . . . . . . . . . . 13
⊢ (𝑦 ∈ 𝒫 ∪ dom 𝑂 → 𝑦 ⊆ 𝑋) |
43 | 42 | adantr 481 |
. . . . . . . . . . . 12
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 𝑦 ⊆ 𝑋) |
44 | 36, 43 | sstrd 3613 |
. . . . . . . . . . 11
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 𝑧 ⊆ 𝑋) |
45 | | simpr 477 |
. . . . . . . . . . . 12
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 𝑧 ∈ 𝒫 𝑦) |
46 | | elpwg 4166 |
. . . . . . . . . . . 12
⊢ (𝑧 ∈ 𝒫 𝑦 → (𝑧 ∈ 𝒫 𝑋 ↔ 𝑧 ⊆ 𝑋)) |
47 | 45, 46 | syl 17 |
. . . . . . . . . . 11
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → (𝑧 ∈ 𝒫 𝑋 ↔ 𝑧 ⊆ 𝑋)) |
48 | 44, 47 | mpbird 247 |
. . . . . . . . . 10
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 𝑧 ∈ 𝒫 𝑋) |
49 | 11 | a1i 11 |
. . . . . . . . . 10
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → 0 ∈ ℝ) |
50 | | eqidd 2623 |
. . . . . . . . . . . . 13
⊢ (𝑦 = 𝑧 → 0 = 0) |
51 | 50 | cbvmptv 4750 |
. . . . . . . . . . . 12
⊢ (𝑦 ∈ 𝒫 𝑋 ↦ 0) = (𝑧 ∈ 𝒫 𝑋 ↦ 0) |
52 | 8, 51 | eqtri 2644 |
. . . . . . . . . . 11
⊢ 𝑂 = (𝑧 ∈ 𝒫 𝑋 ↦ 0) |
53 | 52 | fvmpt2 6291 |
. . . . . . . . . 10
⊢ ((𝑧 ∈ 𝒫 𝑋 ∧ 0 ∈ ℝ) →
(𝑂‘𝑧) = 0) |
54 | 48, 49, 53 | syl2anc 693 |
. . . . . . . . 9
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → (𝑂‘𝑧) = 0) |
55 | 8 | fvmpt2 6291 |
. . . . . . . . . . 11
⊢ ((𝑦 ∈ 𝒫 𝑋 ∧ 0 ∈ ℝ) →
(𝑂‘𝑦) = 0) |
56 | 40, 11, 55 | sylancl 694 |
. . . . . . . . . 10
⊢ (𝑦 ∈ 𝒫 ∪ dom 𝑂 → (𝑂‘𝑦) = 0) |
57 | 56 | adantr 481 |
. . . . . . . . 9
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → (𝑂‘𝑦) = 0) |
58 | 54, 57 | breq12d 4666 |
. . . . . . . 8
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → ((𝑂‘𝑧) ≤ (𝑂‘𝑦) ↔ 0 ≤ 0)) |
59 | 34, 58 | mpbird 247 |
. . . . . . 7
⊢ ((𝑦 ∈ 𝒫 ∪ dom 𝑂 ∧ 𝑧 ∈ 𝒫 𝑦) → (𝑂‘𝑧) ≤ (𝑂‘𝑦)) |
60 | 59 | ralrimiva 2966 |
. . . . . 6
⊢ (𝑦 ∈ 𝒫 ∪ dom 𝑂 → ∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦)) |
61 | 60 | rgen 2922 |
. . . . 5
⊢
∀𝑦 ∈
𝒫 ∪ dom 𝑂∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦) |
62 | 32, 61 | pm3.2i 471 |
. . . 4
⊢ (((𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) ∧ (𝑂‘∅) = 0) ∧ ∀𝑦 ∈ 𝒫 ∪ dom 𝑂∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦)) |
63 | 33 | a1i 11 |
. . . . . . 7
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 0 ≤
0) |
64 | 52 | a1i 11 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 𝑂 = (𝑧 ∈ 𝒫 𝑋 ↦ 0)) |
65 | | eqidd 2623 |
. . . . . . . . 9
⊢ ((𝑦 ∈ 𝒫 dom 𝑂 ∧ 𝑧 = ∪ 𝑦) → 0 = 0) |
66 | | id 22 |
. . . . . . . . . . . . 13
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 𝑦 ∈ 𝒫 dom 𝑂) |
67 | 15 | pweqi 4162 |
. . . . . . . . . . . . . 14
⊢ 𝒫
dom 𝑂 = 𝒫 𝒫
𝑋 |
68 | 67 | a1i 11 |
. . . . . . . . . . . . 13
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 𝒫 dom 𝑂 = 𝒫 𝒫 𝑋) |
69 | 66, 68 | eleqtrd 2703 |
. . . . . . . . . . . 12
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 𝑦 ∈ 𝒫 𝒫 𝑋) |
70 | | elpwi 4168 |
. . . . . . . . . . . 12
⊢ (𝑦 ∈ 𝒫 𝒫
𝑋 → 𝑦 ⊆ 𝒫 𝑋) |
71 | 69, 70 | syl 17 |
. . . . . . . . . . 11
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 𝑦 ⊆ 𝒫 𝑋) |
72 | | sspwuni 4611 |
. . . . . . . . . . 11
⊢ (𝑦 ⊆ 𝒫 𝑋 ↔ ∪ 𝑦
⊆ 𝑋) |
73 | 71, 72 | sylib 208 |
. . . . . . . . . 10
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → ∪ 𝑦
⊆ 𝑋) |
74 | | vuniex 6954 |
. . . . . . . . . . . 12
⊢ ∪ 𝑦
∈ V |
75 | 74 | a1i 11 |
. . . . . . . . . . 11
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → ∪ 𝑦
∈ V) |
76 | | elpwg 4166 |
. . . . . . . . . . 11
⊢ (∪ 𝑦
∈ V → (∪ 𝑦 ∈ 𝒫 𝑋 ↔ ∪ 𝑦 ⊆ 𝑋)) |
77 | 75, 76 | syl 17 |
. . . . . . . . . 10
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → (∪ 𝑦
∈ 𝒫 𝑋 ↔
∪ 𝑦 ⊆ 𝑋)) |
78 | 73, 77 | mpbird 247 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → ∪ 𝑦
∈ 𝒫 𝑋) |
79 | 11 | a1i 11 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → 0 ∈
ℝ) |
80 | 64, 65, 78, 79 | fvmptd 6288 |
. . . . . . . 8
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → (𝑂‘∪ 𝑦) = 0) |
81 | 64 | reseq1d 5395 |
. . . . . . . . . . 11
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → (𝑂 ↾ 𝑦) = ((𝑧 ∈ 𝒫 𝑋 ↦ 0) ↾ 𝑦)) |
82 | | resmpt 5449 |
. . . . . . . . . . . 12
⊢ (𝑦 ⊆ 𝒫 𝑋 → ((𝑧 ∈ 𝒫 𝑋 ↦ 0) ↾ 𝑦) = (𝑧 ∈ 𝑦 ↦ 0)) |
83 | 71, 82 | syl 17 |
. . . . . . . . . . 11
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → ((𝑧 ∈ 𝒫 𝑋 ↦ 0) ↾ 𝑦) = (𝑧 ∈ 𝑦 ↦ 0)) |
84 | 81, 83 | eqtrd 2656 |
. . . . . . . . . 10
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → (𝑂 ↾ 𝑦) = (𝑧 ∈ 𝑦 ↦ 0)) |
85 | 84 | fveq2d 6195 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 dom 𝑂 →
(Σ^‘(𝑂 ↾ 𝑦)) =
(Σ^‘(𝑧 ∈ 𝑦 ↦ 0))) |
86 | | nfv 1843 |
. . . . . . . . . 10
⊢
Ⅎ𝑧 𝑦 ∈ 𝒫 dom 𝑂 |
87 | 86, 66 | sge0z 40592 |
. . . . . . . . 9
⊢ (𝑦 ∈ 𝒫 dom 𝑂 →
(Σ^‘(𝑧 ∈ 𝑦 ↦ 0)) = 0) |
88 | 85, 87 | eqtrd 2656 |
. . . . . . . 8
⊢ (𝑦 ∈ 𝒫 dom 𝑂 →
(Σ^‘(𝑂 ↾ 𝑦)) = 0) |
89 | 80, 88 | breq12d 4666 |
. . . . . . 7
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → ((𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦)) ↔ 0 ≤ 0)) |
90 | 63, 89 | mpbird 247 |
. . . . . 6
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → (𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦))) |
91 | 90 | a1d 25 |
. . . . 5
⊢ (𝑦 ∈ 𝒫 dom 𝑂 → (𝑦 ≼ ω → (𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦)))) |
92 | 91 | rgen 2922 |
. . . 4
⊢
∀𝑦 ∈
𝒫 dom 𝑂(𝑦 ≼ ω → (𝑂‘∪ 𝑦)
≤ (Σ^‘(𝑂 ↾ 𝑦))) |
93 | 62, 92 | pm3.2i 471 |
. . 3
⊢ ((((𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) ∧ (𝑂‘∅) = 0) ∧ ∀𝑦 ∈ 𝒫 ∪ dom 𝑂∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦)) ∧ ∀𝑦 ∈ 𝒫 dom 𝑂(𝑦 ≼ ω → (𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦)))) |
94 | 93 | a1i 11 |
. 2
⊢ (𝜑 → ((((𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) ∧ (𝑂‘∅) = 0) ∧ ∀𝑦 ∈ 𝒫 ∪ dom 𝑂∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦)) ∧ ∀𝑦 ∈ 𝒫 dom 𝑂(𝑦 ≼ ω → (𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦))))) |
95 | 8 | a1i 11 |
. . . 4
⊢ (𝜑 → 𝑂 = (𝑦 ∈ 𝒫 𝑋 ↦ 0)) |
96 | | 0ome.1 |
. . . . . 6
⊢ (𝜑 → 𝑋 ∈ 𝑉) |
97 | | pwexg 4850 |
. . . . . 6
⊢ (𝑋 ∈ 𝑉 → 𝒫 𝑋 ∈ V) |
98 | 96, 97 | syl 17 |
. . . . 5
⊢ (𝜑 → 𝒫 𝑋 ∈ V) |
99 | | mptexg 6484 |
. . . . 5
⊢
(𝒫 𝑋 ∈
V → (𝑦 ∈
𝒫 𝑋 ↦ 0)
∈ V) |
100 | 98, 99 | syl 17 |
. . . 4
⊢ (𝜑 → (𝑦 ∈ 𝒫 𝑋 ↦ 0) ∈ V) |
101 | 95, 100 | eqeltrd 2701 |
. . 3
⊢ (𝜑 → 𝑂 ∈ V) |
102 | | isome 40708 |
. . 3
⊢ (𝑂 ∈ V → (𝑂 ∈ OutMeas ↔ ((((𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) ∧ (𝑂‘∅) = 0) ∧ ∀𝑦 ∈ 𝒫 ∪ dom 𝑂∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦)) ∧ ∀𝑦 ∈ 𝒫 dom 𝑂(𝑦 ≼ ω → (𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦)))))) |
103 | 101, 102 | syl 17 |
. 2
⊢ (𝜑 → (𝑂 ∈ OutMeas ↔ ((((𝑂:dom 𝑂⟶(0[,]+∞) ∧ dom 𝑂 = 𝒫 ∪ dom 𝑂) ∧ (𝑂‘∅) = 0) ∧ ∀𝑦 ∈ 𝒫 ∪ dom 𝑂∀𝑧 ∈ 𝒫 𝑦(𝑂‘𝑧) ≤ (𝑂‘𝑦)) ∧ ∀𝑦 ∈ 𝒫 dom 𝑂(𝑦 ≼ ω → (𝑂‘∪ 𝑦) ≤
(Σ^‘(𝑂 ↾ 𝑦)))))) |
104 | 94, 103 | mpbird 247 |
1
⊢ (𝜑 → 𝑂 ∈ OutMeas) |