carageniuncllem1 - Mathbox for Glauco Siliprandi

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Theorem carageniuncllem1 41218

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 2902	. . 3 ⊢ (𝜑 → 𝐾 ∈ (ℤ_≥‘𝑀))
4		eluzfz2 12575	. . 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 6885	. . . . . 6 ⊢ (𝑘 = 𝑀 → (𝑀...𝑘) = (𝑀...𝑀))
8	7	sumeq1d 14657	. . . . 5 ⊢ (𝑘 = 𝑀 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
9		fveq2 6411	. . . . . . 7 ⊢ (𝑘 = 𝑀 → (𝐺‘𝑘) = (𝐺‘𝑀))
10	9	ineq2d 4020	. . . . . 6 ⊢ (𝑘 = 𝑀 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝑀)))
11	10	fveq2d 6415	. . . . 5 ⊢ (𝑘 = 𝑀 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
12	8, 11	eqeq12d 2828	. . . 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 331	. . 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 6885	. . . . . 6 ⊢ (𝑘 = 𝑗 → (𝑀...𝑘) = (𝑀...𝑗))
15	14	sumeq1d 14657	. . . . 5 ⊢ (𝑘 = 𝑗 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
16		fveq2 6411	. . . . . . 7 ⊢ (𝑘 = 𝑗 → (𝐺‘𝑘) = (𝐺‘𝑗))
17	16	ineq2d 4020	. . . . . 6 ⊢ (𝑘 = 𝑗 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝑗)))
18	17	fveq2d 6415	. . . . 5 ⊢ (𝑘 = 𝑗 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
19	15, 18	eqeq12d 2828	. . . 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 331	. . 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 6885	. . . . . 6 ⊢ (𝑘 = (𝑗 + 1) → (𝑀...𝑘) = (𝑀...(𝑗 + 1)))
22	21	sumeq1d 14657	. . . . 5 ⊢ (𝑘 = (𝑗 + 1) → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
23		fveq2 6411	. . . . . . 7 ⊢ (𝑘 = (𝑗 + 1) → (𝐺‘𝑘) = (𝐺‘(𝑗 + 1)))
24	23	ineq2d 4020	. . . . . 6 ⊢ (𝑘 = (𝑗 + 1) → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘(𝑗 + 1))))
25	24	fveq2d 6415	. . . . 5 ⊢ (𝑘 = (𝑗 + 1) → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
26	22, 25	eqeq12d 2828	. . . 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 331	. . 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 6885	. . . . . 6 ⊢ (𝑘 = 𝐾 → (𝑀...𝑘) = (𝑀...𝐾))
29	28	sumeq1d 14657	. . . . 5 ⊢ (𝑘 = 𝐾 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
30		fveq2 6411	. . . . . . 7 ⊢ (𝑘 = 𝐾 → (𝐺‘𝑘) = (𝐺‘𝐾))
31	30	ineq2d 4020	. . . . . 6 ⊢ (𝑘 = 𝐾 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝐾)))
32	31	fveq2d 6415	. . . . 5 ⊢ (𝑘 = 𝐾 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾))))
33	29, 32	eqeq12d 2828	. . . 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 331	. . 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 11912	. . . . . . . 8 ⊢ (𝐾 ∈ (ℤ_≥‘𝑀) → 𝑀 ∈ ℤ)
36	3, 35	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑀 ∈ ℤ)
37		fzsn 12609	. . . . . . 7 ⊢ (𝑀 ∈ ℤ → (𝑀...𝑀) = {𝑀})
38	36, 37	syl 17	. . . . . 6 ⊢ (𝜑 → (𝑀...𝑀) = {𝑀})
39	38	sumeq1d 14657	. . . . 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 4036	. . . . . . . . 9 ⊢ (𝐴 ∩ (𝐹‘𝑀)) ⊆ 𝐴
45	44	a1i 11	. . . . . . . 8 ⊢ (𝜑 → (𝐴 ∩ (𝐹‘𝑀)) ⊆ 𝐴)
46	40, 41, 42, 43, 45	omessre 41207	. . . . . . 7 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℝ)
47	46	recnd 10356	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℂ)
48		fveq2 6411	. . . . . . . . 9 ⊢ (𝑛 = 𝑀 → (𝐹‘𝑛) = (𝐹‘𝑀))
49	48	ineq2d 4020	. . . . . . . 8 ⊢ (𝑛 = 𝑀 → (𝐴 ∩ (𝐹‘𝑛)) = (𝐴 ∩ (𝐹‘𝑀)))
50	49	fveq2d 6415	. . . . . . 7 ⊢ (𝑛 = 𝑀 → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
51	50	sumsn 14701	. . . . . 6 ⊢ ((𝑀 ∈ ℤ ∧ (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℂ) → Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
52	36, 47, 51	syl2anc 575	. . . . 5 ⊢ (𝜑 → Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
53		eqidd 2814	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐸‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
54		carageniuncllem1.f	. . . . . . . . . . 11 ⊢ 𝐹 = (𝑛 ∈ 𝑍 ↦ ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)))
55	54	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → 𝐹 = (𝑛 ∈ 𝑍 ↦ ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖))))
56		fveq2 6411	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → (𝐸‘𝑛) = (𝐸‘𝑀))
57		oveq2 6885	. . . . . . . . . . . . 13 ⊢ (𝑛 = 𝑀 → (𝑀..^𝑛) = (𝑀..^𝑀))
58	57	iuneq1d 4744	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖))
59	56, 58	difeq12d 3935	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
60	59	adantl 469	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 = 𝑀) → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
61		uzid 11922	. . . . . . . . . . . 12 ⊢ (𝑀 ∈ ℤ → 𝑀 ∈ (ℤ_≥‘𝑀))
62	36, 61	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → 𝑀 ∈ (ℤ_≥‘𝑀))
63	2	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → 𝑍 = (ℤ_≥‘𝑀))
64	63	eqcomd 2819	. . . . . . . . . . 11 ⊢ (𝜑 → (ℤ_≥‘𝑀) = 𝑍)
65	62, 64	eleqtrd 2894	. . . . . . . . . 10 ⊢ (𝜑 → 𝑀 ∈ 𝑍)
66		fvex 6424	. . . . . . . . . . . 12 ⊢ (𝐸‘𝑀) ∈ V
67		difexg 5010	. . . . . . . . . . . 12 ⊢ ((𝐸‘𝑀) ∈ V → ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) ∈ V)
68	66, 67	ax-mp 5	. . . . . . . . . . 11 ⊢ ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) ∈ V
69	68	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) ∈ V)
70	55, 60, 65, 69	fvmptd 6512	. . . . . . . . 9 ⊢ (𝜑 → (𝐹‘𝑀) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
71		fzo0 12719	. . . . . . . . . . . . 13 ⊢ (𝑀..^𝑀) = ∅
72		iuneq1 4733	. . . . . . . . . . . . 13 ⊢ ((𝑀..^𝑀) = ∅ → ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ ∅ (𝐸‘𝑖))
73	71, 72	ax-mp 5	. . . . . . . . . . . 12 ⊢ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ ∅ (𝐸‘𝑖)
74		0iun 4776	. . . . . . . . . . . 12 ⊢ ∪ 𝑖 ∈ ∅ (𝐸‘𝑖) = ∅
75	73, 74	eqtri 2835	. . . . . . . . . . 11 ⊢ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∅
76	75	difeq2i 3931	. . . . . . . . . 10 ⊢ ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∅)
77	76	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∅))
78		dif0 4158	. . . . . . . . . 10 ⊢ ((𝐸‘𝑀) ∖ ∅) = (𝐸‘𝑀)
79	78	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∅) = (𝐸‘𝑀))
80	70, 77, 79	3eqtrd 2851	. . . . . . . 8 ⊢ (𝜑 → (𝐹‘𝑀) = (𝐸‘𝑀))
81	80	ineq2d 4020	. . . . . . 7 ⊢ (𝜑 → (𝐴 ∩ (𝐹‘𝑀)) = (𝐴 ∩ (𝐸‘𝑀)))
82	81	fveq2d 6415	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
83		carageniuncllem1.g	. . . . . . . . . . 11 ⊢ 𝐺 = (𝑛 ∈ 𝑍 ↦ ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖))
84	83	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → 𝐺 = (𝑛 ∈ 𝑍 ↦ ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖)))
85		oveq2 6885	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → (𝑀...𝑛) = (𝑀...𝑀))
86	85	iuneq1d 4744	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
87	86	adantl 469	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 = 𝑀) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
88		ovex 6909	. . . . . . . . . . . 12 ⊢ (𝑀...𝑀) ∈ V
89		fvex 6424	. . . . . . . . . . . 12 ⊢ (𝐸‘𝑖) ∈ V
90	88, 89	iunex 7380	. . . . . . . . . . 11 ⊢ ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) ∈ V
91	90	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) ∈ V)
92	84, 87, 65, 91	fvmptd 6512	. . . . . . . . 9 ⊢ (𝜑 → (𝐺‘𝑀) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
93	38	iuneq1d 4744	. . . . . . . . 9 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖))
94		fveq2 6411	. . . . . . . . . . 11 ⊢ (𝑖 = 𝑀 → (𝐸‘𝑖) = (𝐸‘𝑀))
95	94	iunxsng 4801	. . . . . . . . . 10 ⊢ (𝑀 ∈ ℤ → ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖) = (𝐸‘𝑀))
96	36, 95	syl 17	. . . . . . . . 9 ⊢ (𝜑 → ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖) = (𝐸‘𝑀))
97	92, 93, 96	3eqtrd 2851	. . . . . . . 8 ⊢ (𝜑 → (𝐺‘𝑀) = (𝐸‘𝑀))
98	97	ineq2d 4020	. . . . . . 7 ⊢ (𝜑 → (𝐴 ∩ (𝐺‘𝑀)) = (𝐴 ∩ (𝐸‘𝑀)))
99	98	fveq2d 6415	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐺‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
100	53, 82, 99	3eqtr4d 2857	. . . . 5 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
101	39, 52, 100	3eqtrd 2851	. . . 4 ⊢ (𝜑 → Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
102	101	a1i 11	. . 3 ⊢ (𝐾 ∈ (ℤ_≥‘𝑀) → (𝜑 → Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀)))))
103		simp3 1161	. . . . 5 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → 𝜑)
104		simp1 1159	. . . . 5 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → 𝑗 ∈ (𝑀..^𝐾))
105		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)))))
106	105	imp 395	. . . . . 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))))
107	106	3adant1 1153	. . . . 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))))
108		elfzouz 12701	. . . . . . . . 9 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ (ℤ_≥‘𝑀))
109	108	adantl 469	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝑗 ∈ (ℤ_≥‘𝑀))
110	40	adantr 468	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → 𝑂 ∈ OutMeas)
111	42	adantr 468	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → 𝐴 ⊆ 𝑋)
112	43	adantr 468	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘𝐴) ∈ ℝ)
113		inss1 4036	. . . . . . . . . . . 12 ⊢ (𝐴 ∩ (𝐹‘𝑛)) ⊆ 𝐴
114	113	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝐴 ∩ (𝐹‘𝑛)) ⊆ 𝐴)
115	110, 41, 111, 112, 114	omessre 41207	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℝ)
116	115	recnd 10356	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℂ)
117	116	adantlr 697	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℂ)
118		fveq2 6411	. . . . . . . . . 10 ⊢ (𝑛 = (𝑗 + 1) → (𝐹‘𝑛) = (𝐹‘(𝑗 + 1)))
119	118	ineq2d 4020	. . . . . . . . 9 ⊢ (𝑛 = (𝑗 + 1) → (𝐴 ∩ (𝐹‘𝑛)) = (𝐴 ∩ (𝐹‘(𝑗 + 1))))
120	119	fveq2d 6415	. . . . . . . 8 ⊢ (𝑛 = (𝑗 + 1) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1)))))
121	109, 117, 120	fsump1 14713	. . . . . . 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))))))
122	121	3adant3 1155	. . . . . 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))))))
123		oveq1 6884	. . . . . . 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))))))
124	123	3ad2ant3 1158	. . . . . 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))))))
125		fzssp1 12610	. . . . . . . . . . . . . . . 16 ⊢ (𝑀...𝑗) ⊆ (𝑀...(𝑗 + 1))
126		iunss1 4731	. . . . . . . . . . . . . . . 16 ⊢ ((𝑀...𝑗) ⊆ (𝑀...(𝑗 + 1)) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
127	125, 126	ax-mp 5	. . . . . . . . . . . . . . 15 ⊢ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖)
128	127	a1i 11	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
129	83	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝐺 = (𝑛 ∈ 𝑍 ↦ ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖)))
130		oveq2 6885	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑗 → (𝑀...𝑛) = (𝑀...𝑗))
131	130	iuneq1d 4744	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = 𝑗 → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
132	131	adantl 469	. . . . . . . . . . . . . . . 16 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ 𝑛 = 𝑗) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
133	108, 2	syl6eleqr 2903	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ 𝑍)
134		ovex 6909	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑀...𝑗) ∈ V
135	134, 89	iunex 7380	. . . . . . . . . . . . . . . . 17 ⊢ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ V
136	135	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ V)
137	129, 132, 133, 136	fvmptd 6512	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘𝑗) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
138		oveq2 6885	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = (𝑗 + 1) → (𝑀...𝑛) = (𝑀...(𝑗 + 1)))
139	138	iuneq1d 4744	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
140	139	adantl 469	. . . . . . . . . . . . . . . 16 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ 𝑛 = (𝑗 + 1)) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
141		peano2uz 11962	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ (ℤ_≥‘𝑀) → (𝑗 + 1) ∈ (ℤ_≥‘𝑀))
142	108, 141	syl 17	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑗 + 1) ∈ (ℤ_≥‘𝑀))
143	2	eqcomi 2822	. . . . . . . . . . . . . . . . 17 ⊢ (ℤ_≥‘𝑀) = 𝑍
144	142, 143	syl6eleq 2902	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑗 + 1) ∈ 𝑍)
145		ovex 6909	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑀...(𝑗 + 1)) ∈ V
146	145, 89	iunex 7380	. . . . . . . . . . . . . . . . 17 ⊢ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) ∈ V
147	146	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) ∈ V)
148	129, 140, 144, 147	fvmptd 6512	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘(𝑗 + 1)) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
149	137, 148	sseq12d 3838	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)) ↔ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖)))
150	128, 149	mpbird 248	. . . . . . . . . . . . 13 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)))
151		inabs3 39718	. . . . . . . . . . . . 13 ⊢ ((𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) = (𝐴 ∩ (𝐺‘𝑗)))
152	150, 151	syl 17	. . . . . . . . . . . 12 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) = (𝐴 ∩ (𝐺‘𝑗)))
153	152	fveq2d 6415	. . . . . . . . . . 11 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
154	153	eqcomd 2819	. . . . . . . . . 10 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))))
155	154	adantl 469	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))))
156		elfzoelz 12697	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ ℤ)
157		fzval3 12764	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ ℤ → (𝑀...𝑗) = (𝑀..^(𝑗 + 1)))
158	156, 157	syl 17	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑀...𝑗) = (𝑀..^(𝑗 + 1)))
159	158	eqcomd 2819	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑀..^(𝑗 + 1)) = (𝑀...𝑗))
160	159	iuneq1d 4744	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
161	160	difeq2d 3934	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
162	161	adantl 469	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
163	54	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝐹 = (𝑛 ∈ 𝑍 ↦ ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖))))
164		fveq2 6411	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → (𝐸‘𝑛) = (𝐸‘(𝑗 + 1)))
165		oveq2 6885	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = (𝑗 + 1) → (𝑀..^𝑛) = (𝑀..^(𝑗 + 1)))
166	165	iuneq1d 4744	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖))
167	164, 166	difeq12d 3935	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑗 + 1) → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
168	167	adantl 469	. . . . . . . . . . . . . . 15 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ 𝑛 = (𝑗 + 1)) → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
169		fvex 6424	. . . . . . . . . . . . . . . . 17 ⊢ (𝐸‘(𝑗 + 1)) ∈ V
170		difexg 5010	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐸‘(𝑗 + 1)) ∈ V → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) ∈ V)
171	169, 170	ax-mp 5	. . . . . . . . . . . . . . . 16 ⊢ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) ∈ V
172	171	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) ∈ V)
173	163, 168, 144, 172	fvmptd 6512	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐹‘(𝑗 + 1)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
174	173	adantl 469	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐹‘(𝑗 + 1)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
175		nfcv 2955	. . . . . . . . . . . . . . . . . 18 ⊢ Ⅎ𝑖(𝐸‘(𝑗 + 1))
176		fveq2 6411	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑖 = (𝑗 + 1) → (𝐸‘𝑖) = (𝐸‘(𝑗 + 1)))
177	175, 108, 176	iunp1 39729	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) = (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))))
178	148, 177	eqtrd 2847	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘(𝑗 + 1)) = (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))))
179	178, 137	difeq12d 3935	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
180		difundir 4089	. . . . . . . . . . . . . . . . 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)))
181		difid 4156	. . . . . . . . . . . . . . . . . 18 ⊢ (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ∅
182	181	uneq1i 3969	. . . . . . . . . . . . . . . . 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)))
183		0un 39709	. . . . . . . . . . . . . . . . 17 ⊢ (∅ ∪ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
184	180, 182, 183	3eqtri 2839	. . . . . . . . . . . . . . . 16 ⊢ ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
185	184	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)))
186	179, 185	eqtrd 2847	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
187	186	adantl 469	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
188	162, 174, 187	3eqtr4d 2857	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐹‘(𝑗 + 1)) = ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)))
189	188	ineq2d 4020	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐹‘(𝑗 + 1))) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))))
190		indif2 4079	. . . . . . . . . . . . 13 ⊢ (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))) = ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))
191	190	eqcomi 2822	. . . . . . . . . . . 12 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)))
192	191	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))))
193	189, 192	eqtr4d 2850	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐹‘(𝑗 + 1))) = ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))
194	193	fveq2d 6415	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1)))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))))
195	155, 194	oveq12d 6895	. . . . . . . 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)))))
196		inss1 4036	. . . . . . . . . . . . . 14 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ (𝐴 ∩ (𝐺‘(𝑗 + 1)))
197		inss1 4036	. . . . . . . . . . . . . 14 ⊢ (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝐴
198	196, 197	sstri 3814	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ 𝐴
199	198	a1i 11	. . . . . . . . . . . 12 ⊢ (𝜑 → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ 𝐴)
200	40, 41, 42, 43, 199	omessre 41207	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ)
201	200	adantr 468	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ)
202	40	adantr 468	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝑂 ∈ OutMeas)
203	42	adantr 468	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝐴 ⊆ 𝑋)
204	43	adantr 468	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘𝐴) ∈ ℝ)
205		difss 3943	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ (𝐴 ∩ (𝐺‘(𝑗 + 1)))
206	205, 197	sstri 3814	. . . . . . . . . . . 12 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ 𝐴
207	206	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ 𝐴)
208	202, 41, 203, 204, 207	omessre 41207	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))) ∈ ℝ)
209		rexadd 12284	. . . . . . . . . 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)))))
210	201, 208, 209	syl2anc 575	. . . . . . . . 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)))))
211	210	eqcomd 2819	. . . . . . . 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)))))
212		carageniuncllem1.s	. . . . . . . . 9 ⊢ 𝑆 = (CaraGen‘𝑂)
213	137	adantl 469	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐺‘𝑗) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
214		nfv 2005	. . . . . . . . . . . 12 ⊢ Ⅎ𝑖𝜑
215		fzfid 12999	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑀...𝑗) ∈ Fin)
216		carageniuncllem1.e	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐸:𝑍⟶𝑆)
217	216	adantr 468	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → 𝐸:𝑍⟶𝑆)
218		elfzuz 12564	. . . . . . . . . . . . . . 15 ⊢ (𝑖 ∈ (𝑀...𝑗) → 𝑖 ∈ (ℤ_≥‘𝑀))
219	143	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑖 ∈ (𝑀...𝑗) → (ℤ_≥‘𝑀) = 𝑍)
220	218, 219	eleqtrd 2894	. . . . . . . . . . . . . 14 ⊢ (𝑖 ∈ (𝑀...𝑗) → 𝑖 ∈ 𝑍)
221	220	adantl 469	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → 𝑖 ∈ 𝑍)
222	217, 221	ffvelrnd 6585	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → (𝐸‘𝑖) ∈ 𝑆)
223	214, 40, 212, 215, 222	caragenfiiuncl 41212	. . . . . . . . . . 11 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ 𝑆)
224	223	adantr 468	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ 𝑆)
225	213, 224	eqeltrd 2892	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐺‘𝑗) ∈ 𝑆)
226	42	ssinss1d 39708	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝑋)
227	226	adantr 468	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝑋)
228	202, 212, 41, 225, 227	caragensplit 41197	. . . . . . . 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)))))
229	195, 211, 228	3eqtrd 2851	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
230	229	3adant3 1155	. . . . . 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)))))
231	122, 124, 230	3eqtrd 2851	. . . . 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)))))
232	103, 104, 107, 231	syl3anc 1483	. . . 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)))))
233	232	3exp 1141	. . 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)))))))
234	13, 20, 27, 34, 102, 233	fzind2 12813	. 2 ⊢ (𝐾 ∈ (𝑀...𝐾) → (𝜑 → Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾)))))
235	5, 6, 234	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 384 ∧ w3a 1100 = wceq 1637 ∈ wcel 2157 Vcvv 3398 ∖ cdif 3773 ∪ cun 3774 ∩ cin 3775 ⊆ wss 3776 ∅c0 4123 {csn 4377 ∪ cuni 4637 ∪ ciun 4719 ↦ cmpt 4930 dom cdm 5318 ⟶wf 6100 ‘cfv 6104 (class class class)co 6877 ℂcc 10222 ℝcr 10223 1c1 10225 + caddc 10227 ℤcz 11646 ℤ_≥cuz 11907 +_𝑒 cxad 12163 ...cfz 12552 ..^cfzo 12692 Σcsu 14642 OutMeascome 41186 CaraGenccaragen 41188

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1877 ax-4 1894 ax-5 2001 ax-6 2069 ax-7 2105 ax-8 2159 ax-9 2166 ax-10 2186 ax-11 2202 ax-12 2215 ax-13 2422 ax-ext 2791 ax-rep 4971 ax-sep 4982 ax-nul 4990 ax-pow 5042 ax-pr 5103 ax-un 7182 ax-inf2 8788 ax-cnex 10280 ax-resscn 10281 ax-1cn 10282 ax-icn 10283 ax-addcl 10284 ax-addrcl 10285 ax-mulcl 10286 ax-mulrcl 10287 ax-mulcom 10288 ax-addass 10289 ax-mulass 10290 ax-distr 10291 ax-i2m1 10292 ax-1ne0 10293 ax-1rid 10294 ax-rnegex 10295 ax-rrecex 10296 ax-cnre 10297 ax-pre-lttri 10298 ax-pre-lttrn 10299 ax-pre-ltadd 10300 ax-pre-mulgt0 10301 ax-pre-sup 10302

This theorem depends on definitions: df-bi 198 df-an 385 df-or 866 df-3or 1101 df-3an 1102 df-tru 1641 df-fal 1651 df-ex 1860 df-nf 1864 df-sb 2062 df-mo 2635 df-eu 2638 df-clab 2800 df-cleq 2806 df-clel 2809 df-nfc 2944 df-ne 2986 df-nel 3089 df-ral 3108 df-rex 3109 df-reu 3110 df-rmo 3111 df-rab 3112 df-v 3400 df-sbc 3641 df-csb 3736 df-dif 3779 df-un 3781 df-in 3783 df-ss 3790 df-pss 3792 df-nul 4124 df-if 4287 df-pw 4360 df-sn 4378 df-pr 4380 df-tp 4382 df-op 4384 df-uni 4638 df-int 4677 df-iun 4721 df-br 4852 df-opab 4914 df-mpt 4931 df-tr 4954 df-id 5226 df-eprel 5231 df-po 5239 df-so 5240 df-fr 5277 df-se 5278 df-we 5279 df-xp 5324 df-rel 5325 df-cnv 5326 df-co 5327 df-dm 5328 df-rn 5329 df-res 5330 df-ima 5331 df-pred 5900 df-ord 5946 df-on 5947 df-lim 5948 df-suc 5949 df-iota 6067 df-fun 6106 df-fn 6107 df-f 6108 df-f1 6109 df-fo 6110 df-f1o 6111 df-fv 6112 df-isom 6113 df-riota 6838 df-ov 6880 df-oprab 6881 df-mpt2 6882 df-om 7299 df-1st 7401 df-2nd 7402 df-wrecs 7645 df-recs 7707 df-rdg 7745 df-1o 7799 df-oadd 7803 df-er 7982 df-en 8196 df-dom 8197 df-sdom 8198 df-fin 8199 df-sup 8590 df-oi 8657 df-card 9051 df-pnf 10364 df-mnf 10365 df-xr 10366 df-ltxr 10367 df-le 10368 df-sub 10556 df-neg 10557 df-div 10973 df-nn 11309 df-2 11367 df-3 11368 df-n0 11563 df-z 11647 df-uz 11908 df-rp 12050 df-xadd 12166 df-ico 12402 df-icc 12403 df-fz 12553 df-fzo 12693 df-seq 13028 df-exp 13087 df-hash 13341 df-cj 14065 df-re 14066 df-im 14067 df-sqrt 14201 df-abs 14202 df-clim 14445 df-sum 14643 df-ome 41187 df-caragen 41189

This theorem is referenced by: carageniuncllem2 41219

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