carageniuncllem1 - Mathbox for Glauco Siliprandi

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Theorem carageniuncllem1 40735

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 𝑘 𝑗 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 2711	. . 3 ⊢ (𝜑 → 𝐾 ∈ (ℤ_≥‘𝑀))
4		eluzfz2 12349	. . 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 6658	. . . . . 6 ⊢ (𝑘 = 𝑀 → (𝑀...𝑘) = (𝑀...𝑀))
8	7	sumeq1d 14431	. . . . 5 ⊢ (𝑘 = 𝑀 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝑀)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
9		fveq2 6191	. . . . . . 7 ⊢ (𝑘 = 𝑀 → (𝐺‘𝑘) = (𝐺‘𝑀))
10	9	ineq2d 3814	. . . . . 6 ⊢ (𝑘 = 𝑀 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝑀)))
11	10	fveq2d 6195	. . . . 5 ⊢ (𝑘 = 𝑀 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
12	8, 11	eqeq12d 2637	. . . 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 330	. . 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 6658	. . . . . 6 ⊢ (𝑘 = 𝑗 → (𝑀...𝑘) = (𝑀...𝑗))
15	14	sumeq1d 14431	. . . . 5 ⊢ (𝑘 = 𝑗 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
16		fveq2 6191	. . . . . . 7 ⊢ (𝑘 = 𝑗 → (𝐺‘𝑘) = (𝐺‘𝑗))
17	16	ineq2d 3814	. . . . . 6 ⊢ (𝑘 = 𝑗 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝑗)))
18	17	fveq2d 6195	. . . . 5 ⊢ (𝑘 = 𝑗 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
19	15, 18	eqeq12d 2637	. . . 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 330	. . 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 6658	. . . . . 6 ⊢ (𝑘 = (𝑗 + 1) → (𝑀...𝑘) = (𝑀...(𝑗 + 1)))
22	21	sumeq1d 14431	. . . . 5 ⊢ (𝑘 = (𝑗 + 1) → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...(𝑗 + 1))(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
23		fveq2 6191	. . . . . . 7 ⊢ (𝑘 = (𝑗 + 1) → (𝐺‘𝑘) = (𝐺‘(𝑗 + 1)))
24	23	ineq2d 3814	. . . . . 6 ⊢ (𝑘 = (𝑗 + 1) → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘(𝑗 + 1))))
25	24	fveq2d 6195	. . . . 5 ⊢ (𝑘 = (𝑗 + 1) → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
26	22, 25	eqeq12d 2637	. . . 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 330	. . 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 6658	. . . . . 6 ⊢ (𝑘 = 𝐾 → (𝑀...𝑘) = (𝑀...𝐾))
29	28	sumeq1d 14431	. . . . 5 ⊢ (𝑘 = 𝐾 → Σ𝑛 ∈ (𝑀...𝑘)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = Σ𝑛 ∈ (𝑀...𝐾)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))))
30		fveq2 6191	. . . . . . 7 ⊢ (𝑘 = 𝐾 → (𝐺‘𝑘) = (𝐺‘𝐾))
31	30	ineq2d 3814	. . . . . 6 ⊢ (𝑘 = 𝐾 → (𝐴 ∩ (𝐺‘𝑘)) = (𝐴 ∩ (𝐺‘𝐾)))
32	31	fveq2d 6195	. . . . 5 ⊢ (𝑘 = 𝐾 → (𝑂‘(𝐴 ∩ (𝐺‘𝑘))) = (𝑂‘(𝐴 ∩ (𝐺‘𝐾))))
33	29, 32	eqeq12d 2637	. . . 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 330	. . 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 11692	. . . . . . . 8 ⊢ (𝐾 ∈ (ℤ_≥‘𝑀) → 𝑀 ∈ ℤ)
36	3, 35	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝑀 ∈ ℤ)
37		fzsn 12383	. . . . . . 7 ⊢ (𝑀 ∈ ℤ → (𝑀...𝑀) = {𝑀})
38	36, 37	syl 17	. . . . . 6 ⊢ (𝜑 → (𝑀...𝑀) = {𝑀})
39	38	sumeq1d 14431	. . . . 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 3833	. . . . . . . . 9 ⊢ (𝐴 ∩ (𝐹‘𝑀)) ⊆ 𝐴
45	44	a1i 11	. . . . . . . 8 ⊢ (𝜑 → (𝐴 ∩ (𝐹‘𝑀)) ⊆ 𝐴)
46	40, 41, 42, 43, 45	omessre 40724	. . . . . . 7 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℝ)
47	46	recnd 10068	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℂ)
48		fveq2 6191	. . . . . . . . 9 ⊢ (𝑛 = 𝑀 → (𝐹‘𝑛) = (𝐹‘𝑀))
49	48	ineq2d 3814	. . . . . . . 8 ⊢ (𝑛 = 𝑀 → (𝐴 ∩ (𝐹‘𝑛)) = (𝐴 ∩ (𝐹‘𝑀)))
50	49	fveq2d 6195	. . . . . . 7 ⊢ (𝑛 = 𝑀 → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
51	50	sumsn 14475	. . . . . 6 ⊢ ((𝑀 ∈ ℤ ∧ (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) ∈ ℂ) → Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
52	36, 47, 51	syl2anc 693	. . . . 5 ⊢ (𝜑 → Σ𝑛 ∈ {𝑀} (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘𝑀))))
53		eqidd 2623	. . . . . 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 6191	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → (𝐸‘𝑛) = (𝐸‘𝑀))
57		oveq2 6658	. . . . . . . . . . . . 13 ⊢ (𝑛 = 𝑀 → (𝑀..^𝑛) = (𝑀..^𝑀))
58	57	iuneq1d 4545	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖))
59	56, 58	difeq12d 3729	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
60	59	adantl 482	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 = 𝑀) → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
61		uzid 11702	. . . . . . . . . . . 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 2628	. . . . . . . . . . 11 ⊢ (𝜑 → (ℤ_≥‘𝑀) = 𝑍)
65	62, 64	eleqtrd 2703	. . . . . . . . . 10 ⊢ (𝜑 → 𝑀 ∈ 𝑍)
66		fvex 6201	. . . . . . . . . . . 12 ⊢ (𝐸‘𝑀) ∈ V
67		difexg 4808	. . . . . . . . . . . 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 6288	. . . . . . . . 9 ⊢ (𝜑 → (𝐹‘𝑀) = ((𝐸‘𝑀) ∖ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖)))
71		fzo0 12492	. . . . . . . . . . . . 13 ⊢ (𝑀..^𝑀) = ∅
72		iuneq1 4534	. . . . . . . . . . . . 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 4577	. . . . . . . . . . . 12 ⊢ ∪ 𝑖 ∈ ∅ (𝐸‘𝑖) = ∅
75	73, 74	eqtri 2644	. . . . . . . . . . 11 ⊢ ∪ 𝑖 ∈ (𝑀..^𝑀)(𝐸‘𝑖) = ∅
76	75	difeq2i 3725	. . . . . . . . . 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 3950	. . . . . . . . . 10 ⊢ ((𝐸‘𝑀) ∖ ∅) = (𝐸‘𝑀)
79	78	a1i 11	. . . . . . . . 9 ⊢ (𝜑 → ((𝐸‘𝑀) ∖ ∅) = (𝐸‘𝑀))
80	70, 77, 79	3eqtrd 2660	. . . . . . . 8 ⊢ (𝜑 → (𝐹‘𝑀) = (𝐸‘𝑀))
81	80	ineq2d 3814	. . . . . . 7 ⊢ (𝜑 → (𝐴 ∩ (𝐹‘𝑀)) = (𝐴 ∩ (𝐸‘𝑀)))
82	81	fveq2d 6195	. . . . . 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 6658	. . . . . . . . . . . 12 ⊢ (𝑛 = 𝑀 → (𝑀...𝑛) = (𝑀...𝑀))
86	85	iuneq1d 4545	. . . . . . . . . . 11 ⊢ (𝑛 = 𝑀 → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
87	86	adantl 482	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 = 𝑀) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
88		ovex 6678	. . . . . . . . . . . 12 ⊢ (𝑀...𝑀) ∈ V
89		fvex 6201	. . . . . . . . . . . 12 ⊢ (𝐸‘𝑖) ∈ V
90	88, 89	iunex 7147	. . . . . . . . . . 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 6288	. . . . . . . . 9 ⊢ (𝜑 → (𝐺‘𝑀) = ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖))
93	38	iuneq1d 4545	. . . . . . . . 9 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑀)(𝐸‘𝑖) = ∪ 𝑖 ∈ {𝑀} (𝐸‘𝑖))
94		fveq2 6191	. . . . . . . . . . 11 ⊢ (𝑖 = 𝑀 → (𝐸‘𝑖) = (𝐸‘𝑀))
95	94	iunxsng 4602	. . . . . . . . . 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 2660	. . . . . . . 8 ⊢ (𝜑 → (𝐺‘𝑀) = (𝐸‘𝑀))
98	97	ineq2d 3814	. . . . . . 7 ⊢ (𝜑 → (𝐴 ∩ (𝐺‘𝑀)) = (𝐴 ∩ (𝐸‘𝑀)))
99	98	fveq2d 6195	. . . . . 6 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐺‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐸‘𝑀))))
100	53, 82, 99	3eqtr4d 2666	. . . . 5 ⊢ (𝜑 → (𝑂‘(𝐴 ∩ (𝐹‘𝑀))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑀))))
101	39, 52, 100	3eqtrd 2660	. . . 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 1063	. . . . 5 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ (𝜑 → Σ𝑛 ∈ (𝑀...𝑗)(𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗)))) ∧ 𝜑) → 𝜑)
104		simp1 1061	. . . . 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 445	. . . . . 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 1079	. . . . 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 12474	. . . . . . . . 9 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ (ℤ_≥‘𝑀))
109	108	adantl 482	. . . . . . . 8 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝑗 ∈ (ℤ_≥‘𝑀))
110	40	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → 𝑂 ∈ OutMeas)
111	42	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → 𝐴 ⊆ 𝑋)
112	43	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘𝐴) ∈ ℝ)
113		inss1 3833	. . . . . . . . . . . 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 40724	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℝ)
116	115	recnd 10068	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℂ)
117	116	adantlr 751	. . . . . . . 8 ⊢ (((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) ∧ 𝑛 ∈ (𝑀...(𝑗 + 1))) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) ∈ ℂ)
118		fveq2 6191	. . . . . . . . . 10 ⊢ (𝑛 = (𝑗 + 1) → (𝐹‘𝑛) = (𝐹‘(𝑗 + 1)))
119	118	ineq2d 3814	. . . . . . . . 9 ⊢ (𝑛 = (𝑗 + 1) → (𝐴 ∩ (𝐹‘𝑛)) = (𝐴 ∩ (𝐹‘(𝑗 + 1))))
120	119	fveq2d 6195	. . . . . . . 8 ⊢ (𝑛 = (𝑗 + 1) → (𝑂‘(𝐴 ∩ (𝐹‘𝑛))) = (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1)))))
121	109, 117, 120	fsump1 14487	. . . . . . 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 1081	. . . . . 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 6657	. . . . . . 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 1084	. . . . . 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 12384	. . . . . . . . . . . . . . . 16 ⊢ (𝑀...𝑗) ⊆ (𝑀...(𝑗 + 1))
126		iunss1 4532	. . . . . . . . . . . . . . . 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 6658	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = 𝑗 → (𝑀...𝑛) = (𝑀...𝑗))
131	130	iuneq1d 4545	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = 𝑗 → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
132	131	adantl 482	. . . . . . . . . . . . . . . 16 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ 𝑛 = 𝑗) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
133	108, 2	syl6eleqr 2712	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ 𝑍)
134		ovex 6678	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑀...𝑗) ∈ V
135	134, 89	iunex 7147	. . . . . . . . . . . . . . . . 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 6288	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘𝑗) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
138		oveq2 6658	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = (𝑗 + 1) → (𝑀...𝑛) = (𝑀...(𝑗 + 1)))
139	138	iuneq1d 4545	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
140	139	adantl 482	. . . . . . . . . . . . . . . 16 ⊢ ((𝑗 ∈ (𝑀..^𝐾) ∧ 𝑛 = (𝑗 + 1)) → ∪ 𝑖 ∈ (𝑀...𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
141		peano2uz 11741	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ (ℤ_≥‘𝑀) → (𝑗 + 1) ∈ (ℤ_≥‘𝑀))
142	108, 141	syl 17	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑗 + 1) ∈ (ℤ_≥‘𝑀))
143	2	eqcomi 2631	. . . . . . . . . . . . . . . . 17 ⊢ (ℤ_≥‘𝑀) = 𝑍
144	142, 143	syl6eleq 2711	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑗 + 1) ∈ 𝑍)
145		ovex 6678	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑀...(𝑗 + 1)) ∈ V
146	145, 89	iunex 7147	. . . . . . . . . . . . . . . . 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 6288	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘(𝑗 + 1)) = ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖))
149	137, 148	sseq12d 3634	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)) ↔ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ⊆ ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖)))
150	128, 149	mpbird 247	. . . . . . . . . . . . 13 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘𝑗) ⊆ (𝐺‘(𝑗 + 1)))
151		inabs3 39224	. . . . . . . . . . . . 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 6195	. . . . . . . . . . 11 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) = (𝑂‘(𝐴 ∩ (𝐺‘𝑗))))
154	153	eqcomd 2628	. . . . . . . . . 10 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))))
155	154	adantl 482	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘(𝐴 ∩ (𝐺‘𝑗))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))))
156		elfzoelz 12470	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑗 ∈ (𝑀..^𝐾) → 𝑗 ∈ ℤ)
157		fzval3 12536	. . . . . . . . . . . . . . . . . 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 2628	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝑀..^(𝑗 + 1)) = (𝑀...𝑗))
160	159	iuneq1d 4545	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
161	160	difeq2d 3728	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
162	161	adantl 482	. . . . . . . . . . . . 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 6191	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → (𝐸‘𝑛) = (𝐸‘(𝑗 + 1)))
165		oveq2 6658	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑛 = (𝑗 + 1) → (𝑀..^𝑛) = (𝑀..^(𝑗 + 1)))
166	165	iuneq1d 4545	. . . . . . . . . . . . . . . . 17 ⊢ (𝑛 = (𝑗 + 1) → ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖) = ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖))
167	164, 166	difeq12d 3729	. . . . . . . . . . . . . . . 16 ⊢ (𝑛 = (𝑗 + 1) → ((𝐸‘𝑛) ∖ ∪ 𝑖 ∈ (𝑀..^𝑛)(𝐸‘𝑖)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
168	167	adantl 482	. . . . . . . . . . . . . . 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 6201	. . . . . . . . . . . . . . . . 17 ⊢ (𝐸‘(𝑗 + 1)) ∈ V
170		difexg 4808	. . . . . . . . . . . . . . . . 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 6288	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐹‘(𝑗 + 1)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
174	173	adantl 482	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐹‘(𝑗 + 1)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀..^(𝑗 + 1))(𝐸‘𝑖)))
175		nfcv 2764	. . . . . . . . . . . . . . . . . 18 ⊢ Ⅎ𝑖(𝐸‘(𝑗 + 1))
176		fveq2 6191	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑖 = (𝑗 + 1) → (𝐸‘𝑖) = (𝐸‘(𝑗 + 1)))
177	175, 108, 176	iunp1 39235	. . . . . . . . . . . . . . . . 17 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ∪ 𝑖 ∈ (𝑀...(𝑗 + 1))(𝐸‘𝑖) = (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))))
178	148, 177	eqtrd 2656	. . . . . . . . . . . . . . . 16 ⊢ (𝑗 ∈ (𝑀..^𝐾) → (𝐺‘(𝑗 + 1)) = (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))))
179	178, 137	difeq12d 3729	. . . . . . . . . . . . . . 15 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∪ (𝐸‘(𝑗 + 1))) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
180		difundir 3880	. . . . . . . . . . . . . . . . 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 3948	. . . . . . . . . . . . . . . . . 18 ⊢ (∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)) = ∅
182	181	uneq1i 3763	. . . . . . . . . . . . . . . . 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 39215	. . . . . . . . . . . . . . . . 17 ⊢ (∅ ∪ ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
184	180, 182, 183	3eqtri 2648	. . . . . . . . . . . . . . . 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 2656	. . . . . . . . . . . . . 14 ⊢ (𝑗 ∈ (𝑀..^𝐾) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
187	186	adantl 482	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)) = ((𝐸‘(𝑗 + 1)) ∖ ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖)))
188	162, 174, 187	3eqtr4d 2666	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐹‘(𝑗 + 1)) = ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗)))
189	188	ineq2d 3814	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐹‘(𝑗 + 1))) = (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))))
190		indif2 3870	. . . . . . . . . . . . 13 ⊢ (𝐴 ∩ ((𝐺‘(𝑗 + 1)) ∖ (𝐺‘𝑗))) = ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))
191	190	eqcomi 2631	. . . . . . . . . . . 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 2659	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐹‘(𝑗 + 1))) = ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)))
194	193	fveq2d 6195	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1)))) = (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))))
195	155, 194	oveq12d 6668	. . . . . . . 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 3833	. . . . . . . . . . . . . 14 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗)) ⊆ (𝐴 ∩ (𝐺‘(𝑗 + 1)))
197		inss1 3833	. . . . . . . . . . . . . 14 ⊢ (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝐴
198	196, 197	sstri 3612	. . . . . . . . . . . . 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 40724	. . . . . . . . . . 11 ⊢ (𝜑 → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ)
201	200	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∩ (𝐺‘𝑗))) ∈ ℝ)
202	40	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝑂 ∈ OutMeas)
203	42	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → 𝐴 ⊆ 𝑋)
204	43	adantr 481	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘𝐴) ∈ ℝ)
205		difss 3737	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗)) ⊆ (𝐴 ∩ (𝐺‘(𝑗 + 1)))
206	205, 197	sstri 3612	. . . . . . . . . . . 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 40724	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝑂‘((𝐴 ∩ (𝐺‘(𝑗 + 1))) ∖ (𝐺‘𝑗))) ∈ ℝ)
209		rexadd 12063	. . . . . . . . . 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 693	. . . . . . . . 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 2628	. . . . . . . 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 482	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐺‘𝑗) = ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖))
214		nfv 1843	. . . . . . . . . . . 12 ⊢ Ⅎ𝑖𝜑
215		fzfid 12772	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝑀...𝑗) ∈ Fin)
216		carageniuncllem1.e	. . . . . . . . . . . . . 14 ⊢ (𝜑 → 𝐸:𝑍⟶𝑆)
217	216	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → 𝐸:𝑍⟶𝑆)
218		elfzuz 12338	. . . . . . . . . . . . . . 15 ⊢ (𝑖 ∈ (𝑀...𝑗) → 𝑖 ∈ (ℤ_≥‘𝑀))
219	143	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (𝑖 ∈ (𝑀...𝑗) → (ℤ_≥‘𝑀) = 𝑍)
220	218, 219	eleqtrd 2703	. . . . . . . . . . . . . 14 ⊢ (𝑖 ∈ (𝑀...𝑗) → 𝑖 ∈ 𝑍)
221	220	adantl 482	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → 𝑖 ∈ 𝑍)
222	217, 221	ffvelrnd 6360	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑖 ∈ (𝑀...𝑗)) → (𝐸‘𝑖) ∈ 𝑆)
223	214, 40, 212, 215, 222	caragenfiiuncl 40729	. . . . . . . . . . 11 ⊢ (𝜑 → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ 𝑆)
224	223	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ∪ 𝑖 ∈ (𝑀...𝑗)(𝐸‘𝑖) ∈ 𝑆)
225	213, 224	eqeltrd 2701	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐺‘𝑗) ∈ 𝑆)
226	42	ssinss1d 39214	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝑋)
227	226	adantr 481	. . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → (𝐴 ∩ (𝐺‘(𝑗 + 1))) ⊆ 𝑋)
228	202, 212, 41, 225, 227	caragensplit 40714	. . . . . . . 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 2660	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑗 ∈ (𝑀..^𝐾)) → ((𝑂‘(𝐴 ∩ (𝐺‘𝑗))) + (𝑂‘(𝐴 ∩ (𝐹‘(𝑗 + 1))))) = (𝑂‘(𝐴 ∩ (𝐺‘(𝑗 + 1)))))
230	229	3adant3 1081	. . . . . 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 2660	. . . . 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 1326	. . . 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 1264	. . 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 12586	. 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 1037 = wceq 1483 ∈ wcel 1990 Vcvv 3200 ∖ cdif 3571 ∪ cun 3572 ∩ cin 3573 ⊆ wss 3574 ∅c0 3915 {csn 4177 ∪ cuni 4436 ∪ ciun 4520 ↦ cmpt 4729 dom cdm 5114 ⟶wf 5884 ‘cfv 5888 (class class class)co 6650 ℂcc 9934 ℝcr 9935 1c1 9937 + caddc 9939 ℤcz 11377 ℤ_≥cuz 11687 +_𝑒 cxad 11944 ...cfz 12326 ..^cfzo 12465 Σcsu 14416 OutMeascome 40703 CaraGenccaragen 40705

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-inf2 8538 ax-cnex 9992 ax-resscn 9993 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-mulcom 10000 ax-addass 10001 ax-mulass 10002 ax-distr 10003 ax-i2m1 10004 ax-1ne0 10005 ax-1rid 10006 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 ax-pre-lttri 10010 ax-pre-lttrn 10011 ax-pre-ltadd 10012 ax-pre-mulgt0 10013 ax-pre-sup 10014

This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-fal 1489 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-nel 2898 df-ral 2917 df-rex 2918 df-reu 2919 df-rmo 2920 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-int 4476 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-se 5074 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-isom 5897 df-riota 6611 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-om 7066 df-1st 7168 df-2nd 7169 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-1o 7560 df-oadd 7564 df-er 7742 df-en 7956 df-dom 7957 df-sdom 7958 df-fin 7959 df-sup 8348 df-oi 8415 df-card 8765 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 df-sub 10268 df-neg 10269 df-div 10685 df-nn 11021 df-2 11079 df-3 11080 df-n0 11293 df-z 11378 df-uz 11688 df-rp 11833 df-xadd 11947 df-ico 12181 df-icc 12182 df-fz 12327 df-fzo 12466 df-seq 12802 df-exp 12861 df-hash 13118 df-cj 13839 df-re 13840 df-im 13841 df-sqrt 13975 df-abs 13976 df-clim 14219 df-sum 14417 df-ome 40704 df-caragen 40706

This theorem is referenced by: carageniuncllem2 40736

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