carageniuncllem1 - Mathbox for Glauco Siliprandi

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Theorem carageniuncllem1 41530

Description: The outer measure of 𝐴 ∩ (𝐺‘𝑛) is the sum of the outer measures of 𝐴 ∩ (𝐹‘𝑚). These are lines 7 to 10 of Step (d) in the proof of Theorem 113C of [Fremlin1] p. 20. (Contributed by Glauco Siliprandi, 17-Aug-2020.)

**Hypotheses**
Ref	Expression
carageniuncllem1.o	⊢ (𝜑 → 𝑂 ∈ OutMeas)
carageniuncllem1.s	⊢ 𝑆 = (CaraGen‘𝑂)
carageniuncllem1.x	⊢ 𝑋 = ∪ dom 𝑂
carageniuncllem1.a	⊢ (𝜑 → 𝐴 ⊆ 𝑋)
carageniuncllem1.re	⊢ (𝜑 → (𝑂‘𝐴) ∈ ℝ)
carageniuncllem1.z	⊢ 𝑍 = (ℤ_≥‘𝑀)
carageniuncllem1.e	⊢ (𝜑 → 𝐸:𝑍⟶𝑆)
carageniuncllem1.g	⊢ 𝐺 = (𝑛 ∈ 𝑍 ↦ ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖))
carageniuncllem1.f	⊢ 𝐹 = (𝑛 ∈ 𝑍 ↦ ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)))
carageniuncllem1.k	⊢ (𝜑 → 𝐾 ∈ 𝑍)

**Assertion**
Ref	Expression
carageniuncllem1	⊢ (𝜑 → Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾))))

Distinct variable groups: 𝐴,𝑛 𝑖,𝐸,𝑛 𝑛,𝐹 𝑛,𝐾 𝑖,𝑀,𝑛 𝑛,𝑂 𝑆,𝑖 𝑛,𝑍 𝜑,𝑖,𝑛 Allowed substitution hints: 𝐴(𝑖) 𝑆(𝑛) 𝐹(𝑖) 𝐺(𝑖,𝑛) 𝐾(𝑖) 𝑂(𝑖) 𝑋(𝑖,𝑛) 𝑍(𝑖)

Proof of Theorem carageniuncllem1 Dummy variables 𝑗 𝑘 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		carageniuncllem1.k	. . . 4 ⊢ (𝜑 → 𝐾 ∈ 𝑍)
2		carageniuncllem1.z	. . . 4 ⊢ 𝑍 = (ℤ_≥‘𝑀)
3	1, 2	syl6eleq 2917	. . 3 ⊢ (𝜑 → 𝐾 ∈ (ℤ_≥‘𝑀))
4		eluzfz2 12643	. . 3 ⊢ (𝐾 ∈ (ℤ_≥‘𝑀) → 𝐾 ∈ (𝑀...𝐾))
5	3, 4	syl 17	. 2 ⊢ (𝜑 → 𝐾 ∈ (𝑀...𝐾))
6		id 22	. 2 ⊢ (𝜑 → 𝜑)
7		oveq2 6914	. . . . . 6 ⊢ (𝑘 = 𝑀 → (𝑀...𝑘) = (𝑀...𝑀))
8	7	sumeq1d 14809	. . . . 5 ⊢ (𝑘 = 𝑀 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
9		fveq2 6434	. . . . . . 7 ⊢ (𝑘 = 𝑀 → (𝐺‘𝑘) = (𝐺‘𝑀))
10	9	ineq2d 4042	. . . . . 6 ⊢ (𝑘 = 𝑀 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝑀)))
11	10	fveq2d 6438	. . . . 5 ⊢ (𝑘 = 𝑀 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
12	8, 11	eqeq12d 2841	. . . 4 ⊢ (𝑘 = 𝑀 → (Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) ↔ Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀)))))
13	12	imbi2d 332	. . 3 ⊢ (𝑘 = 𝑀 → ((𝜑 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘)))) ↔ (𝜑 → Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))))
14		oveq2 6914	. . . . . 6 ⊢ (𝑘 = 𝑗 → (𝑀...𝑘) = (𝑀...𝑗))
15	14	sumeq1d 14809	. . . . 5 ⊢ (𝑘 = 𝑗 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
16		fveq2 6434	. . . . . . 7 ⊢ (𝑘 = 𝑗 → (𝐺‘𝑘) = (𝐺‘𝑗))
17	16	ineq2d 4042	. . . . . 6 ⊢ (𝑘 = 𝑗 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝑗)))
18	17	fveq2d 6438	. . . . 5 ⊢ (𝑘 = 𝑗 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
19	15, 18	eqeq12d 2841	. . . 4 ⊢ (𝑘 = 𝑗 → (Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) ↔ Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))))
20	19	imbi2d 332	. . 3 ⊢ (𝑘 = 𝑗 → ((𝜑 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘)))) ↔ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))))
21		oveq2 6914	. . . . . 6 ⊢ (𝑘 = (𝑗 + 1) → (𝑀...𝑘) = (𝑀...(𝑗 + 1)))
22	21	sumeq1d 14809	. . . . 5 ⊢ (𝑘 = (𝑗 + 1) → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
23		fveq2 6434	. . . . . . 7 ⊢ (𝑘 = (𝑗 + 1) → (𝐺‘𝑘) = (𝐺‘(𝑗 + 1)))
24	23	ineq2d 4042	. . . . . 6 ⊢ (𝑘 = (𝑗 + 1) → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘(𝑗 + 1))))
25	24	fveq2d 6438	. . . . 5 ⊢ (𝑘 = (𝑗 + 1) → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
26	22, 25	eqeq12d 2841	. . . 4 ⊢ (𝑘 = (𝑗 + 1) → (Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) ↔ Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1))))))
27	26	imbi2d 332	. . 3 ⊢ (𝑘 = (𝑗 + 1) → ((𝜑 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘)))) ↔ (𝜑 → Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))))
28		oveq2 6914	. . . . . 6 ⊢ (𝑘 = 𝐾 → (𝑀...𝑘) = (𝑀...𝐾))
29	28	sumeq1d 14809	. . . . 5 ⊢ (𝑘 = 𝐾 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
30		fveq2 6434	. . . . . . 7 ⊢ (𝑘 = 𝐾 → (𝐺‘𝑘) = (𝐺‘𝐾))
31	30	ineq2d 4042	. . . . . 6 ⊢ (𝑘 = 𝐾 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝐾)))
32	31	fveq2d 6438	. . . . 5 ⊢ (𝑘 = 𝐾 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾))))
33	29, 32	eqeq12d 2841	. . . 4 ⊢ (𝑘 = 𝐾 → (Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) ↔ Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾)))))
34	33	imbi2d 332	. . 3 ⊢ (𝑘 = 𝐾 → ((𝜑 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑘)))) ↔ (𝜑 → Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾))))))
35		eluzel2 11974	. . . . . . . 8 ⊢ (𝐾 ∈ (ℤ_≥‘𝑀) → 𝑀 ∈ ℤ)
36	3, 35	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑀 ∈ ℤ)
37		fzsn 12677	. . . . . . 7 ⊢ (𝑀 ∈ ℤ → (𝑀...𝑀) = {𝑀})
38	36, 37	syl 17	. . . . . 6 ⊢ (𝜑 → (𝑀...𝑀) = {𝑀})
39	38	sumeq1d 14809	. . . . 5 ⊢ (𝜑 → Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
40		carageniuncllem1.o	. . . . . . . 8 ⊢ (𝜑 → 𝑂 ∈ OutMeas)
41		carageniuncllem1.x	. . . . . . . 8 ⊢ 𝑋 = ∪ dom 𝑂
42		carageniuncllem1.a	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ⊆ 𝑋)
43		carageniuncllem1.re	. . . . . . . 8 ⊢ (𝜑 → (𝑂‘𝐴) ∈ ℝ)
44		inss1 4058	. . . . . . . . 9 ⊢ (𝐴 ∩ (𝐹‘𝑀)) ⊆ 𝐴
45	44	a1i 11	. . . . . . . 8 ⊢ (𝜑 → (𝐴 ∩ (𝐹‘𝑀)) ⊆ 𝐴)
46	40, 41, 42, 43, 45	omessre 41519	. . . . . . 7 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℝ)
47	46	recnd 10386	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℂ)
48		fveq2 6434	. . . . . . . . 9 ⊢ (𝑛 = 𝑀 → (𝐹‘𝑛) = (𝐹‘𝑀))
49	48	ineq2d 4042	. . . . . . . 8 ⊢ (𝑛 = 𝑀 → (𝐴 ∩ (𝐹‘𝑛)) = (𝐴 ∩ (𝐹‘𝑀)))
50	49	fveq2d 6438	. . . . . . 7 ⊢ (𝑛 = 𝑀 → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
51	50	sumsn 14853	. . . . . 6 ⊢ ((𝑀 ∈ ℤ ∧ (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℂ) → Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
52	36, 47, 51	syl2anc 581	. . . . 5 ⊢ (𝜑 → Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
53		eqidd 2827	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐸‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
54		carageniuncllem1.f	. . . . . . . . . 10 ⊢ 𝐹 = (𝑛 ∈ 𝑍 ↦ ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)))
55		fveq2 6434	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → (𝐸‘𝑛) = (𝐸‘𝑀))
56		oveq2 6914	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → (𝑀..^𝑛) = (𝑀..^𝑀))
57	56	iuneq1d 4766	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖))
58	55, 57	difeq12d 3957	. . . . . . . . . 10 ⊢ (𝑛 = 𝑀 → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
59		uzid 11984	. . . . . . . . . . . 12 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ (ℤ_≥‘𝑀))
60	36, 59	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑀 ∈ (ℤ_≥‘𝑀))
61	2	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑍 = (ℤ_≥‘𝑀))
62	61	eqcomd 2832	. . . . . . . . . . 11 ⊢ (𝜑 → (ℤ_≥‘𝑀) = 𝑍)
63	60, 62	eleqtrd 2909	. . . . . . . . . 10 ⊢ (𝜑 → 𝑀 ∈ 𝑍)
64		fvex 6447	. . . . . . . . . . . 12 ⊢ (𝐸‘𝑀) ∈ V
65		difexg 5034	. . . . . . . . . . . 12 ⊢ ((𝐸‘𝑀) ∈ V → ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) ∈ V)
66	64, 65	ax-mp 5	. . . . . . . . . . 11 ⊢ ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) ∈ V
67	66	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) ∈ V)
68	54, 58, 63, 67	fvmptd3 6551	. . . . . . . . 9 ⊢ (𝜑 → (𝐹‘𝑀) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
69		fzo0 12788	. . . . . . . . . . . . 13 ⊢ (𝑀..^𝑀) = ∅
70		iuneq1 4755	. . . . . . . . . . . . 13 ⊢ ((𝑀..^𝑀) = ∅ → ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ ∅ (𝐸‘𝑖))
71	69, 70	ax-mp 5	. . . . . . . . . . . 12 ⊢ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ ∅ (𝐸‘𝑖)
72		0iun 4798	. . . . . . . . . . . 12 ⊢ ∪ 𝑖 ∈ ∅ (𝐸‘𝑖) = ∅
73	71, 72	eqtri 2850	. . . . . . . . . . 11 ⊢ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∅
74	73	difeq2i 3953	. . . . . . . . . 10 ⊢ ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∅)
75	74	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∅))
76		dif0 4181	. . . . . . . . . 10 ⊢ ((𝐸‘𝑀) ∖ ∅) = (𝐸‘𝑀)
77	76	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∅) = (𝐸‘𝑀))
78	68, 75, 77	3eqtrd 2866	. . . . . . . 8 ⊢ (𝜑 → (𝐹‘𝑀) = (𝐸‘𝑀))
79	78	ineq2d 4042	. . . . . . 7 ⊢ (𝜑 → (𝐴 ∩ (𝐹‘𝑀)) = (𝐴 ∩ (𝐸‘𝑀)))
80	79	fveq2d 6438	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
81		carageniuncllem1.g	. . . . . . . . . 10 ⊢ 𝐺 = (𝑛 ∈ 𝑍 ↦ ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖))
82		oveq2 6914	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → (𝑀...𝑛) = (𝑀...𝑀))
83	82	iuneq1d 4766	. . . . . . . . . 10 ⊢ (𝑛 = 𝑀 → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
84		ovex 6938	. . . . . . . . . . . 12 ⊢ (𝑀...𝑀) ∈ V
85		fvex 6447	. . . . . . . . . . . 12 ⊢ (𝐸‘𝑖) ∈ V
86	84, 85	iunex 7409	. . . . . . . . . . 11 ⊢ ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) ∈ V
87	86	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) ∈ V)
88	81, 83, 63, 87	fvmptd3 6551	. . . . . . . . 9 ⊢ (𝜑 → (𝐺‘𝑀) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
89	38	iuneq1d 4766	. . . . . . . . 9 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖))
90		fveq2 6434	. . . . . . . . . . 11 ⊢ (𝑖 = 𝑀 → (𝐸‘𝑖) = (𝐸‘𝑀))
91	90	iunxsng 4823	. . . . . . . . . 10 ⊢ (𝑀 ∈ ℤ → ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖) = (𝐸‘𝑀))
92	36, 91	syl 17	. . . . . . . . 9 ⊢ (𝜑 → ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖) = (𝐸‘𝑀))
93	88, 89, 92	3eqtrd 2866	. . . . . . . 8 ⊢ (𝜑 → (𝐺‘𝑀) = (𝐸‘𝑀))
94	93	ineq2d 4042	. . . . . . 7 ⊢ (𝜑 → (𝐴 ∩ (𝐺‘𝑀)) = (𝐴 ∩ (𝐸‘𝑀)))
95	94	fveq2d 6438	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐺‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
96	53, 80, 95	3eqtr4d 2872	. . . . 5 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
97	39, 52, 96	3eqtrd 2866	. . . 4 ⊢ (𝜑 → Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
98	97	a1i 11	. . 3 ⊢ (𝐾 ∈ (ℤ_≥‘𝑀) → (𝜑 → Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀)))))
99		simp3 1174	. . . . 5 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → 𝜑)
100		simp1 1172	. . . . 5 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → 𝑗 ∈ (𝑀..^𝐾))
101		id 22	. . . . . . 7 ⊢ ((𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) → (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))))
102	101	imp 397	. . . . . 6 ⊢ (((𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
103	102	3adant1 1166	. . . . 5 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
104		elfzouz 12770	. . . . . . . . 9 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ (ℤ_≥‘𝑀))
105	104	adantl 475	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝑗 ∈ (ℤ_≥‘𝑀))
106	40	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → 𝑂 ∈ OutMeas)
107	42	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → 𝐴 ⊆ 𝑋)
108	43	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘𝐴) ∈ ℝ)
109		inss1 4058	. . . . . . . . . . . 12 ⊢ (𝐴 ∩ (𝐹‘𝑛)) ⊆ 𝐴
110	109	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝐴 ∩ (𝐹‘𝑛)) ⊆ 𝐴)
111	106, 41, 107, 108, 110	omessre 41519	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℝ)
112	111	recnd 10386	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℂ)
113	112	adantlr 708	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℂ)
114		fveq2 6434	. . . . . . . . . 10 ⊢ (𝑛 = (𝑗 + 1) → (𝐹‘𝑛) = (𝐹‘(𝑗 + 1)))
115	114	ineq2d 4042	. . . . . . . . 9 ⊢ (𝑛 = (𝑗 + 1) → (𝐴 ∩ (𝐹‘𝑛)) = (𝐴 ∩ (𝐹‘(𝑗 + 1))))
116	115	fveq2d 6438	. . . . . . . 8 ⊢ (𝑛 = (𝑗 + 1) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1)))))
117	105, 113, 116	fsump1 14863	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))))
118	117	3adant3 1168	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾) ∧ Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) → Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))))
119		oveq1 6913	. . . . . . 7 ⊢ (Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) → (Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))))
120	119	3ad2ant3 1171	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾) ∧ Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) → (Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))))
121		fzssp1 12678	. . . . . . . . . . . . . . . 16 ⊢ (𝑀...𝑗) ⊆ (𝑀...(𝑗 + 1))
122		iunss1 4753	. . . . . . . . . . . . . . . 16 ⊢ ((𝑀...𝑗) ⊆ (𝑀...(𝑗 + 1)) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
123	121, 122	ax-mp 5	. . . . . . . . . . . . . . 15 ⊢ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖)
124	123	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
125		oveq2 6914	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = 𝑗 → (𝑀...𝑛) = (𝑀...𝑗))
126	125	iuneq1d 4766	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = 𝑗 → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
127	104, 2	syl6eleqr 2918	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ 𝑍)
128		ovex 6938	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑀...𝑗) ∈ V
129	128, 85	iunex 7409	. . . . . . . . . . . . . . . . 17 ⊢ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ V
130	129	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ V)
131	81, 126, 127, 130	fvmptd3 6551	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘𝑗) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
132		oveq2 6914	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → (𝑀...𝑛) = (𝑀...(𝑗 + 1)))
133	132	iuneq1d 4766	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑗 + 1) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
134		peano2uz 12024	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ (ℤ_≥‘𝑀) → (𝑗 + 1) ∈ (ℤ_≥‘𝑀))
135	104, 134	syl 17	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑗 + 1) ∈ (ℤ_≥‘𝑀))
136	2	eqcomi 2835	. . . . . . . . . . . . . . . . 17 ⊢ (ℤ_≥‘𝑀) = 𝑍
137	135, 136	syl6eleq 2917	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑗 + 1) ∈ 𝑍)
138		ovex 6938	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑀...(𝑗 + 1)) ∈ V
139	138, 85	iunex 7409	. . . . . . . . . . . . . . . . 17 ⊢ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) ∈ V
140	139	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) ∈ V)
141	81, 133, 137, 140	fvmptd3 6551	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘(𝑗 + 1)) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
142	131, 141	sseq12d 3860	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)) ↔ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖)))
143	124, 142	mpbird 249	. . . . . . . . . . . . 13 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)))
144		inabs3 40042	. . . . . . . . . . . . 13 ⊢ ((𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) = (𝐴 ∩ (𝐺‘𝑗)))
145	143, 144	syl 17	. . . . . . . . . . . 12 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) = (𝐴 ∩ (𝐺‘𝑗)))
146	145	fveq2d 6438	. . . . . . . . . . 11 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
147	146	eqcomd 2832	. . . . . . . . . 10 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))))
148	147	adantl 475	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))))
149		elfzoelz 12766	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ ℤ)
150		fzval3 12833	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ ℤ → (𝑀...𝑗) = (𝑀..^(𝑗 + 1)))
151	149, 150	syl 17	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑀...𝑗) = (𝑀..^(𝑗 + 1)))
152	151	eqcomd 2832	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑀..^(𝑗 + 1)) = (𝑀...𝑗))
153	152	iuneq1d 4766	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
154	153	difeq2d 3956	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
155	154	adantl 475	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
156		fveq2 6434	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑗 + 1) → (𝐸‘𝑛) = (𝐸‘(𝑗 + 1)))
157		oveq2 6914	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → (𝑀..^𝑛) = (𝑀..^(𝑗 + 1)))
158	157	iuneq1d 4766	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑗 + 1) → ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖))
159	156, 158	difeq12d 3957	. . . . . . . . . . . . . . 15 ⊢ (𝑛 = (𝑗 + 1) → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
160		fvex 6447	. . . . . . . . . . . . . . . . 17 ⊢ (𝐸‘(𝑗 + 1)) ∈ V
161		difexg 5034	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐸‘(𝑗 + 1)) ∈ V → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) ∈ V)
162	160, 161	ax-mp 5	. . . . . . . . . . . . . . . 16 ⊢ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) ∈ V
163	162	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) ∈ V)
164	54, 159, 137, 163	fvmptd3 6551	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐹‘(𝑗 + 1)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
165	164	adantl 475	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐹‘(𝑗 + 1)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
166		nfcv 2970	. . . . . . . . . . . . . . . . . 18 ⊢ Ⅎ𝑖(𝐸‘(𝑗 + 1))
167		fveq2 6434	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑖 = (𝑗 + 1) → (𝐸‘𝑖) = (𝐸‘(𝑗 + 1)))
168	166, 104, 167	iunp1 40053	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) = (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))))
169	141, 168	eqtrd 2862	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘(𝑗 + 1)) = (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))))
170	169, 131	difeq12d 3957	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
171		difundir 4111	. . . . . . . . . . . . . . . . 17 ⊢ ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) ∪ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
172		difid 4179	. . . . . . . . . . . . . . . . . 18 ⊢ (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ∅
173	172	uneq1i 3991	. . . . . . . . . . . . . . . . 17 ⊢ ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) ∪ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))) = (∅ ∪ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
174		0un 40033	. . . . . . . . . . . . . . . . 17 ⊢ (∅ ∪ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
175	171, 173, 174	3eqtri 2854	. . . . . . . . . . . . . . . 16 ⊢ ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
176	175	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
177	170, 176	eqtrd 2862	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
178	177	adantl 475	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
179	155, 165, 178	3eqtr4d 2872	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐹‘(𝑗 + 1)) = ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)))
180	179	ineq2d 4042	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐹‘(𝑗 + 1))) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))))
181		indif2 4101	. . . . . . . . . . . . 13 ⊢ (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))) = ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))
182	181	eqcomi 2835	. . . . . . . . . . . 12 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)))
183	182	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))))
184	180, 183	eqtr4d 2865	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐹‘(𝑗 + 1))) = ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))
185	184	fveq2d 6438	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1)))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))))
186	148, 185	oveq12d 6924	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) + (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))))
187		inss1 4058	. . . . . . . . . . . . . 14 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ (𝐴 ∩ (𝐺‘(𝑗 + 1)))
188		inss1 4058	. . . . . . . . . . . . . 14 ⊢ (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝐴
189	187, 188	sstri 3837	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ 𝐴
190	189	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ 𝐴)
191	40, 41, 42, 43, 190	omessre 41519	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ)
192	191	adantr 474	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ)
193	40	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝑂 ∈ OutMeas)
194	42	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝐴 ⊆ 𝑋)
195	43	adantr 474	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘𝐴) ∈ ℝ)
196		difss 3965	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ (𝐴 ∩ (𝐺‘(𝑗 + 1)))
197	196, 188	sstri 3837	. . . . . . . . . . . 12 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ 𝐴
198	197	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ 𝐴)
199	193, 41, 194, 195, 198	omessre 41519	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))) ∈ ℝ)
200		rexadd 12352	. . . . . . . . . 10 ⊢ (((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ ∧ (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))) ∈ ℝ) → ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) +_𝑒 (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))) = ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) + (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))))
201	192, 199, 200	syl2anc 581	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) +_𝑒 (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))) = ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) + (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))))
202	201	eqcomd 2832	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) + (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))) = ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) +_𝑒 (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))))
203		carageniuncllem1.s	. . . . . . . . 9 ⊢ 𝑆 = (CaraGen‘𝑂)
204	131	adantl 475	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐺‘𝑗) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
205		nfv 2015	. . . . . . . . . . . 12 ⊢ Ⅎ𝑖𝜑
206		fzfid 13068	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑀...𝑗) ∈ Fin)
207		carageniuncllem1.e	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐸:𝑍⟶𝑆)
208	207	adantr 474	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → 𝐸:𝑍⟶𝑆)
209		elfzuz 12632	. . . . . . . . . . . . . . 15 ⊢ (𝑖 ∈ (𝑀...𝑗) → 𝑖 ∈ (ℤ_≥‘𝑀))
210	136	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑖 ∈ (𝑀...𝑗) → (ℤ_≥‘𝑀) = 𝑍)
211	209, 210	eleqtrd 2909	. . . . . . . . . . . . . 14 ⊢ (𝑖 ∈ (𝑀...𝑗) → 𝑖 ∈ 𝑍)
212	211	adantl 475	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → 𝑖 ∈ 𝑍)
213	208, 212	ffvelrnd 6610	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → (𝐸‘𝑖) ∈ 𝑆)
214	205, 40, 203, 206, 213	caragenfiiuncl 41524	. . . . . . . . . . 11 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ 𝑆)
215	214	adantr 474	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ 𝑆)
216	204, 215	eqeltrd 2907	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐺‘𝑗) ∈ 𝑆)
217	42	ssinss1d 40032	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝑋)
218	217	adantr 474	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝑋)
219	193, 203, 41, 216, 218	caragensplit 41509	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) +_𝑒 (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
220	186, 202, 219	3eqtrd 2866	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
221	220	3adant3 1168	. . . . . 6 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾) ∧ Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) → ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
222	118, 120, 221	3eqtrd 2866	. . . . 5 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾) ∧ Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) → Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
223	99, 100, 103, 222	syl3anc 1496	. . . 4 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
224	223	3exp 1154	. . 3 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) → (𝜑 → Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))))
225	13, 20, 27, 34, 98, 224	fzind2 12882	. 2 ⊢ (𝐾 ∈ (𝑀...𝐾) → (𝜑 → Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾)))))
226	5, 6, 225	sylc 65	1 ⊢ (𝜑 → Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾))))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 386 ∧ w3a 1113 = wceq 1658 ∈ wcel 2166 Vcvv 3415 ∖ cdif 3796 ∪ cun 3797 ∩ cin 3798 ⊆ wss 3799 ∅c0 4145 {csn 4398 ∪ cuni 4659 ∪ ciun 4741 ↦ cmpt 4953 dom cdm 5343 ⟶wf 6120 ‘cfv 6124 (class class class)co 6906 ℂcc 10251 ℝcr 10252 1c1 10254 + caddc 10256 ℤcz 11705 ℤ_≥cuz 11969 +_𝑒 cxad 12231 ...cfz 12620 ..^cfzo 12761 Σcsu 14794 OutMeascome 41498 CaraGenccaragen 41500

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1896 ax-4 1910 ax-5 2011 ax-6 2077 ax-7 2114 ax-8 2168 ax-9 2175 ax-10 2194 ax-11 2209 ax-12 2222 ax-13 2391 ax-ext 2804 ax-rep 4995 ax-sep 5006 ax-nul 5014 ax-pow 5066 ax-pr 5128 ax-un 7210 ax-inf2 8816 ax-cnex 10309 ax-resscn 10310 ax-1cn 10311 ax-icn 10312 ax-addcl 10313 ax-addrcl 10314 ax-mulcl 10315 ax-mulrcl 10316 ax-mulcom 10317 ax-addass 10318 ax-mulass 10319 ax-distr 10320 ax-i2m1 10321 ax-1ne0 10322 ax-1rid 10323 ax-rnegex 10324 ax-rrecex 10325 ax-cnre 10326 ax-pre-lttri 10327 ax-pre-lttrn 10328 ax-pre-ltadd 10329 ax-pre-mulgt0 10330 ax-pre-sup 10331

This theorem depends on definitions: df-bi 199 df-an 387 df-or 881 df-3or 1114 df-3an 1115 df-tru 1662 df-fal 1672 df-ex 1881 df-nf 1885 df-sb 2070 df-mo 2606 df-eu 2641 df-clab 2813 df-cleq 2819 df-clel 2822 df-nfc 2959 df-ne 3001 df-nel 3104 df-ral 3123 df-rex 3124 df-reu 3125 df-rmo 3126 df-rab 3127 df-v 3417 df-sbc 3664 df-csb 3759 df-dif 3802 df-un 3804 df-in 3806 df-ss 3813 df-pss 3815 df-nul 4146 df-if 4308 df-pw 4381 df-sn 4399 df-pr 4401 df-tp 4403 df-op 4405 df-uni 4660 df-int 4699 df-iun 4743 df-br 4875 df-opab 4937 df-mpt 4954 df-tr 4977 df-id 5251 df-eprel 5256 df-po 5264 df-so 5265 df-fr 5302 df-se 5303 df-we 5304 df-xp 5349 df-rel 5350 df-cnv 5351 df-co 5352 df-dm 5353 df-rn 5354 df-res 5355 df-ima 5356 df-pred 5921 df-ord 5967 df-on 5968 df-lim 5969 df-suc 5970 df-iota 6087 df-fun 6126 df-fn 6127 df-f 6128 df-f1 6129 df-fo 6130 df-f1o 6131 df-fv 6132 df-isom 6133 df-riota 6867 df-ov 6909 df-oprab 6910 df-mpt2 6911 df-om 7328 df-1st 7429 df-2nd 7430 df-wrecs 7673 df-recs 7735 df-rdg 7773 df-1o 7827 df-oadd 7831 df-er 8010 df-en 8224 df-dom 8225 df-sdom 8226 df-fin 8227 df-sup 8618 df-oi 8685 df-card 9079 df-pnf 10394 df-mnf 10395 df-xr 10396 df-ltxr 10397 df-le 10398 df-sub 10588 df-neg 10589 df-div 11011 df-nn 11352 df-2 11415 df-3 11416 df-n0 11620 df-z 11706 df-uz 11970 df-rp 12114 df-xadd 12234 df-ico 12470 df-icc 12471 df-fz 12621 df-fzo 12762 df-seq 13097 df-exp 13156 df-hash 13412 df-cj 14217 df-re 14218 df-im 14219 df-sqrt 14353 df-abs 14354 df-clim 14597 df-sum 14795 df-ome 41499 df-caragen 41501

This theorem is referenced by: carageniuncllem2 41531

W3C validator