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Theorem uniioombllem4 25547
Description: Lemma for uniioombl 25550. (Contributed by Mario Carneiro, 26-Mar-2015.)
Hypotheses
Ref Expression
uniioombl.1 (𝜑𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)))
uniioombl.2 (𝜑Disj 𝑥 ∈ ℕ ((,)‘(𝐹𝑥)))
uniioombl.3 𝑆 = seq1( + , ((abs ∘ − ) ∘ 𝐹))
uniioombl.a 𝐴 = ran ((,) ∘ 𝐹)
uniioombl.e (𝜑 → (vol*‘𝐸) ∈ ℝ)
uniioombl.c (𝜑𝐶 ∈ ℝ+)
uniioombl.g (𝜑𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)))
uniioombl.s (𝜑𝐸 ran ((,) ∘ 𝐺))
uniioombl.t 𝑇 = seq1( + , ((abs ∘ − ) ∘ 𝐺))
uniioombl.v (𝜑 → sup(ran 𝑇, ℝ*, < ) ≤ ((vol*‘𝐸) + 𝐶))
uniioombl.m (𝜑𝑀 ∈ ℕ)
uniioombl.m2 (𝜑 → (abs‘((𝑇𝑀) − sup(ran 𝑇, ℝ*, < ))) < 𝐶)
uniioombl.k 𝐾 = (((,) ∘ 𝐺) “ (1...𝑀))
uniioombl.n (𝜑𝑁 ∈ ℕ)
uniioombl.n2 (𝜑 → ∀𝑗 ∈ (1...𝑀)(abs‘(Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) − (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)))) < (𝐶 / 𝑀))
uniioombl.l 𝐿 = (((,) ∘ 𝐹) “ (1...𝑁))
Assertion
Ref Expression
uniioombllem4 (𝜑 → (vol*‘(𝐾𝐴)) ≤ ((vol*‘(𝐾𝐿)) + 𝐶))
Distinct variable groups:   𝑖,𝑗,𝑥,𝐹   𝑖,𝐺,𝑗,𝑥   𝑗,𝐾,𝑥   𝐴,𝑗,𝑥   𝐶,𝑖,𝑗,𝑥   𝑖,𝑀,𝑗,𝑥   𝑖,𝑁,𝑗   𝜑,𝑖,𝑗,𝑥   𝑇,𝑖,𝑗,𝑥
Allowed substitution hints:   𝐴(𝑖)   𝑆(𝑥,𝑖,𝑗)   𝐸(𝑥,𝑖,𝑗)   𝐾(𝑖)   𝐿(𝑥,𝑖,𝑗)   𝑁(𝑥)

Proof of Theorem uniioombllem4
StepHypRef Expression
1 inss1 4190 . . 3 (𝐾𝐴) ⊆ 𝐾
2 uniioombl.k . . . . 5 𝐾 = (((,) ∘ 𝐺) “ (1...𝑀))
3 imassrn 6031 . . . . . 6 (((,) ∘ 𝐺) “ (1...𝑀)) ⊆ ran ((,) ∘ 𝐺)
43unissi 4873 . . . . 5 (((,) ∘ 𝐺) “ (1...𝑀)) ⊆ ran ((,) ∘ 𝐺)
52, 4eqsstri 3981 . . . 4 𝐾 ran ((,) ∘ 𝐺)
6 uniioombl.g . . . . . . 7 (𝜑𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)))
76uniiccdif 25539 . . . . . 6 (𝜑 → ( ran ((,) ∘ 𝐺) ⊆ ran ([,] ∘ 𝐺) ∧ (vol*‘( ran ([,] ∘ 𝐺) ∖ ran ((,) ∘ 𝐺))) = 0))
87simpld 494 . . . . 5 (𝜑 ran ((,) ∘ 𝐺) ⊆ ran ([,] ∘ 𝐺))
9 ovolficcss 25430 . . . . . 6 (𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) → ran ([,] ∘ 𝐺) ⊆ ℝ)
106, 9syl 17 . . . . 5 (𝜑 ran ([,] ∘ 𝐺) ⊆ ℝ)
118, 10sstrd 3945 . . . 4 (𝜑 ran ((,) ∘ 𝐺) ⊆ ℝ)
125, 11sstrid 3946 . . 3 (𝜑𝐾 ⊆ ℝ)
13 uniioombl.1 . . . . . 6 (𝜑𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)))
14 uniioombl.2 . . . . . 6 (𝜑Disj 𝑥 ∈ ℕ ((,)‘(𝐹𝑥)))
15 uniioombl.3 . . . . . 6 𝑆 = seq1( + , ((abs ∘ − ) ∘ 𝐹))
16 uniioombl.a . . . . . 6 𝐴 = ran ((,) ∘ 𝐹)
17 uniioombl.e . . . . . 6 (𝜑 → (vol*‘𝐸) ∈ ℝ)
18 uniioombl.c . . . . . 6 (𝜑𝐶 ∈ ℝ+)
19 uniioombl.s . . . . . 6 (𝜑𝐸 ran ((,) ∘ 𝐺))
20 uniioombl.t . . . . . 6 𝑇 = seq1( + , ((abs ∘ − ) ∘ 𝐺))
21 uniioombl.v . . . . . 6 (𝜑 → sup(ran 𝑇, ℝ*, < ) ≤ ((vol*‘𝐸) + 𝐶))
2213, 14, 15, 16, 17, 18, 6, 19, 20, 21uniioombllem1 25542 . . . . 5 (𝜑 → sup(ran 𝑇, ℝ*, < ) ∈ ℝ)
23 ssid 3957 . . . . . 6 ran ((,) ∘ 𝐺) ⊆ ran ((,) ∘ 𝐺)
2420ovollb 25440 . . . . . 6 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ ran ((,) ∘ 𝐺) ⊆ ran ((,) ∘ 𝐺)) → (vol*‘ ran ((,) ∘ 𝐺)) ≤ sup(ran 𝑇, ℝ*, < ))
256, 23, 24sylancl 587 . . . . 5 (𝜑 → (vol*‘ ran ((,) ∘ 𝐺)) ≤ sup(ran 𝑇, ℝ*, < ))
26 ovollecl 25444 . . . . 5 (( ran ((,) ∘ 𝐺) ⊆ ℝ ∧ sup(ran 𝑇, ℝ*, < ) ∈ ℝ ∧ (vol*‘ ran ((,) ∘ 𝐺)) ≤ sup(ran 𝑇, ℝ*, < )) → (vol*‘ ran ((,) ∘ 𝐺)) ∈ ℝ)
2711, 22, 25, 26syl3anc 1374 . . . 4 (𝜑 → (vol*‘ ran ((,) ∘ 𝐺)) ∈ ℝ)
28 ovolsscl 25447 . . . 4 ((𝐾 ran ((,) ∘ 𝐺) ∧ ran ((,) ∘ 𝐺) ⊆ ℝ ∧ (vol*‘ ran ((,) ∘ 𝐺)) ∈ ℝ) → (vol*‘𝐾) ∈ ℝ)
295, 11, 27, 28mp3an2i 1469 . . 3 (𝜑 → (vol*‘𝐾) ∈ ℝ)
30 ovolsscl 25447 . . 3 (((𝐾𝐴) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘(𝐾𝐴)) ∈ ℝ)
311, 12, 29, 30mp3an2i 1469 . 2 (𝜑 → (vol*‘(𝐾𝐴)) ∈ ℝ)
32 inss1 4190 . . . 4 (𝐾𝐿) ⊆ 𝐾
33 ovolsscl 25447 . . . 4 (((𝐾𝐿) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘(𝐾𝐿)) ∈ ℝ)
3432, 12, 29, 33mp3an2i 1469 . . 3 (𝜑 → (vol*‘(𝐾𝐿)) ∈ ℝ)
35 ssun2 4132 . . . . . 6 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
36 nnuz 12794 . . . . . . . . . . . . . 14 ℕ = (ℤ‘1)
37 uniioombl.n . . . . . . . . . . . . . . . . 17 (𝜑𝑁 ∈ ℕ)
3837peano2nnd 12166 . . . . . . . . . . . . . . . 16 (𝜑 → (𝑁 + 1) ∈ ℕ)
3938, 36eleqtrdi 2847 . . . . . . . . . . . . . . 15 (𝜑 → (𝑁 + 1) ∈ (ℤ‘1))
40 uzsplit 13516 . . . . . . . . . . . . . . 15 ((𝑁 + 1) ∈ (ℤ‘1) → (ℤ‘1) = ((1...((𝑁 + 1) − 1)) ∪ (ℤ‘(𝑁 + 1))))
4139, 40syl 17 . . . . . . . . . . . . . 14 (𝜑 → (ℤ‘1) = ((1...((𝑁 + 1) − 1)) ∪ (ℤ‘(𝑁 + 1))))
4236, 41eqtrid 2784 . . . . . . . . . . . . 13 (𝜑 → ℕ = ((1...((𝑁 + 1) − 1)) ∪ (ℤ‘(𝑁 + 1))))
4337nncnd 12165 . . . . . . . . . . . . . . . 16 (𝜑𝑁 ∈ ℂ)
44 ax-1cn 11088 . . . . . . . . . . . . . . . 16 1 ∈ ℂ
45 pncan 11390 . . . . . . . . . . . . . . . 16 ((𝑁 ∈ ℂ ∧ 1 ∈ ℂ) → ((𝑁 + 1) − 1) = 𝑁)
4643, 44, 45sylancl 587 . . . . . . . . . . . . . . 15 (𝜑 → ((𝑁 + 1) − 1) = 𝑁)
4746oveq2d 7376 . . . . . . . . . . . . . 14 (𝜑 → (1...((𝑁 + 1) − 1)) = (1...𝑁))
4847uneq1d 4120 . . . . . . . . . . . . 13 (𝜑 → ((1...((𝑁 + 1) − 1)) ∪ (ℤ‘(𝑁 + 1))) = ((1...𝑁) ∪ (ℤ‘(𝑁 + 1))))
4942, 48eqtrd 2772 . . . . . . . . . . . 12 (𝜑 → ℕ = ((1...𝑁) ∪ (ℤ‘(𝑁 + 1))))
5049iuneq1d 4975 . . . . . . . . . . 11 (𝜑 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)) = 𝑖 ∈ ((1...𝑁) ∪ (ℤ‘(𝑁 + 1)))((,)‘(𝐹𝑖)))
51 iunxun 5050 . . . . . . . . . . 11 𝑖 ∈ ((1...𝑁) ∪ (ℤ‘(𝑁 + 1)))((,)‘(𝐹𝑖)) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∪ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
5250, 51eqtrdi 2788 . . . . . . . . . 10 (𝜑 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∪ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
53 ioof 13367 . . . . . . . . . . . . . 14 (,):(ℝ* × ℝ*)⟶𝒫 ℝ
54 inss2 4191 . . . . . . . . . . . . . . . 16 ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ × ℝ)
55 rexpssxrxp 11181 . . . . . . . . . . . . . . . 16 (ℝ × ℝ) ⊆ (ℝ* × ℝ*)
5654, 55sstri 3944 . . . . . . . . . . . . . . 15 ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ* × ℝ*)
57 fss 6679 . . . . . . . . . . . . . . 15 ((𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ* × ℝ*)) → 𝐹:ℕ⟶(ℝ* × ℝ*))
5813, 56, 57sylancl 587 . . . . . . . . . . . . . 14 (𝜑𝐹:ℕ⟶(ℝ* × ℝ*))
59 fco 6687 . . . . . . . . . . . . . 14 (((,):(ℝ* × ℝ*)⟶𝒫 ℝ ∧ 𝐹:ℕ⟶(ℝ* × ℝ*)) → ((,) ∘ 𝐹):ℕ⟶𝒫 ℝ)
6053, 58, 59sylancr 588 . . . . . . . . . . . . 13 (𝜑 → ((,) ∘ 𝐹):ℕ⟶𝒫 ℝ)
61 ffn 6663 . . . . . . . . . . . . 13 (((,) ∘ 𝐹):ℕ⟶𝒫 ℝ → ((,) ∘ 𝐹) Fn ℕ)
62 fniunfv 7195 . . . . . . . . . . . . 13 (((,) ∘ 𝐹) Fn ℕ → 𝑖 ∈ ℕ (((,) ∘ 𝐹)‘𝑖) = ran ((,) ∘ 𝐹))
6360, 61, 623syl 18 . . . . . . . . . . . 12 (𝜑 𝑖 ∈ ℕ (((,) ∘ 𝐹)‘𝑖) = ran ((,) ∘ 𝐹))
64 fvco3 6934 . . . . . . . . . . . . . 14 ((𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑖 ∈ ℕ) → (((,) ∘ 𝐹)‘𝑖) = ((,)‘(𝐹𝑖)))
6513, 64sylan 581 . . . . . . . . . . . . 13 ((𝜑𝑖 ∈ ℕ) → (((,) ∘ 𝐹)‘𝑖) = ((,)‘(𝐹𝑖)))
6665iuneq2dv 4972 . . . . . . . . . . . 12 (𝜑 𝑖 ∈ ℕ (((,) ∘ 𝐹)‘𝑖) = 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
6763, 66eqtr3d 2774 . . . . . . . . . . 11 (𝜑 ran ((,) ∘ 𝐹) = 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
6816, 67eqtrid 2784 . . . . . . . . . 10 (𝜑𝐴 = 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
69 uniioombl.l . . . . . . . . . . . 12 𝐿 = (((,) ∘ 𝐹) “ (1...𝑁))
70 ffun 6666 . . . . . . . . . . . . . 14 (((,) ∘ 𝐹):ℕ⟶𝒫 ℝ → Fun ((,) ∘ 𝐹))
71 funiunfv 7196 . . . . . . . . . . . . . 14 (Fun ((,) ∘ 𝐹) → 𝑖 ∈ (1...𝑁)(((,) ∘ 𝐹)‘𝑖) = (((,) ∘ 𝐹) “ (1...𝑁)))
7260, 70, 713syl 18 . . . . . . . . . . . . 13 (𝜑 𝑖 ∈ (1...𝑁)(((,) ∘ 𝐹)‘𝑖) = (((,) ∘ 𝐹) “ (1...𝑁)))
73 elfznn 13473 . . . . . . . . . . . . . . 15 (𝑖 ∈ (1...𝑁) → 𝑖 ∈ ℕ)
7413, 73, 64syl2an 597 . . . . . . . . . . . . . 14 ((𝜑𝑖 ∈ (1...𝑁)) → (((,) ∘ 𝐹)‘𝑖) = ((,)‘(𝐹𝑖)))
7574iuneq2dv 4972 . . . . . . . . . . . . 13 (𝜑 𝑖 ∈ (1...𝑁)(((,) ∘ 𝐹)‘𝑖) = 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
7672, 75eqtr3d 2774 . . . . . . . . . . . 12 (𝜑 (((,) ∘ 𝐹) “ (1...𝑁)) = 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
7769, 76eqtrid 2784 . . . . . . . . . . 11 (𝜑𝐿 = 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
7877uneq1d 4120 . . . . . . . . . 10 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∪ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
7952, 68, 783eqtr4d 2782 . . . . . . . . 9 (𝜑𝐴 = (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
8079ineq2d 4173 . . . . . . . 8 (𝜑 → (𝐾𝐴) = (𝐾 ∩ (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))))
81 indi 4237 . . . . . . . 8 (𝐾 ∩ (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))) = ((𝐾𝐿) ∪ (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
8280, 81eqtrdi 2788 . . . . . . 7 (𝜑 → (𝐾𝐴) = ((𝐾𝐿) ∪ (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))))
83 fss 6679 . . . . . . . . . . . . . . 15 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ* × ℝ*)) → 𝐺:ℕ⟶(ℝ* × ℝ*))
846, 56, 83sylancl 587 . . . . . . . . . . . . . 14 (𝜑𝐺:ℕ⟶(ℝ* × ℝ*))
85 fco 6687 . . . . . . . . . . . . . 14 (((,):(ℝ* × ℝ*)⟶𝒫 ℝ ∧ 𝐺:ℕ⟶(ℝ* × ℝ*)) → ((,) ∘ 𝐺):ℕ⟶𝒫 ℝ)
8653, 84, 85sylancr 588 . . . . . . . . . . . . 13 (𝜑 → ((,) ∘ 𝐺):ℕ⟶𝒫 ℝ)
87 ffun 6666 . . . . . . . . . . . . 13 (((,) ∘ 𝐺):ℕ⟶𝒫 ℝ → Fun ((,) ∘ 𝐺))
88 funiunfv 7196 . . . . . . . . . . . . 13 (Fun ((,) ∘ 𝐺) → 𝑗 ∈ (1...𝑀)(((,) ∘ 𝐺)‘𝑗) = (((,) ∘ 𝐺) “ (1...𝑀)))
8986, 87, 883syl 18 . . . . . . . . . . . 12 (𝜑 𝑗 ∈ (1...𝑀)(((,) ∘ 𝐺)‘𝑗) = (((,) ∘ 𝐺) “ (1...𝑀)))
90 elfznn 13473 . . . . . . . . . . . . . 14 (𝑗 ∈ (1...𝑀) → 𝑗 ∈ ℕ)
91 fvco3 6934 . . . . . . . . . . . . . 14 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑗 ∈ ℕ) → (((,) ∘ 𝐺)‘𝑗) = ((,)‘(𝐺𝑗)))
926, 90, 91syl2an 597 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (((,) ∘ 𝐺)‘𝑗) = ((,)‘(𝐺𝑗)))
9392iuneq2dv 4972 . . . . . . . . . . . 12 (𝜑 𝑗 ∈ (1...𝑀)(((,) ∘ 𝐺)‘𝑗) = 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
9489, 93eqtr3d 2774 . . . . . . . . . . 11 (𝜑 (((,) ∘ 𝐺) “ (1...𝑀)) = 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
952, 94eqtrid 2784 . . . . . . . . . 10 (𝜑𝐾 = 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
9695ineq2d 4173 . . . . . . . . 9 (𝜑 → ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝐾) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗))))
97 incom 4162 . . . . . . . . 9 (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝐾)
98 iunin2 5027 . . . . . . . . . . . . 13 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
99 incom 4162 . . . . . . . . . . . . . . 15 (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖)))
10099a1i 11 . . . . . . . . . . . . . 14 (𝑖 ∈ (ℤ‘(𝑁 + 1)) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))))
101100iuneq2i 4969 . . . . . . . . . . . . 13 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖)))
102 incom 4162 . . . . . . . . . . . . 13 ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
10398, 101, 1023eqtr4ri 2771 . . . . . . . . . . . 12 ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))
104103a1i 11 . . . . . . . . . . 11 (𝑗 ∈ (1...𝑀) → ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
105104iuneq2i 4969 . . . . . . . . . 10 𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))
106 iunin2 5027 . . . . . . . . . 10 𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
107105, 106eqtr3i 2762 . . . . . . . . 9 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
10896, 97, 1073eqtr4g 2797 . . . . . . . 8 (𝜑 → (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
109108uneq2d 4121 . . . . . . 7 (𝜑 → ((𝐾𝐿) ∪ (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))) = ((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
11082, 109eqtrd 2772 . . . . . 6 (𝜑 → (𝐾𝐴) = ((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
11135, 110sseqtrrid 3978 . . . . 5 (𝜑 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ (𝐾𝐴))
112111, 1sstrdi 3947 . . . 4 (𝜑 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
113 ovolsscl 25447 . . . 4 (( 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
114112, 12, 29, 113syl3anc 1374 . . 3 (𝜑 → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
11534, 114readdcld 11165 . 2 (𝜑 → ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ∈ ℝ)
11618rpred 12953 . . 3 (𝜑𝐶 ∈ ℝ)
11734, 116readdcld 11165 . 2 (𝜑 → ((vol*‘(𝐾𝐿)) + 𝐶) ∈ ℝ)
118110fveq2d 6839 . . 3 (𝜑 → (vol*‘(𝐾𝐴)) = (vol*‘((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
11932, 12sstrid 3946 . . . 4 (𝜑 → (𝐾𝐿) ⊆ ℝ)
120112, 12sstrd 3945 . . . 4 (𝜑 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ)
121 ovolun 25460 . . . 4 ((((𝐾𝐿) ⊆ ℝ ∧ (vol*‘(𝐾𝐿)) ∈ ℝ) ∧ ( 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ ∧ (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)) → (vol*‘((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
122119, 34, 120, 114, 121syl22anc 839 . . 3 (𝜑 → (vol*‘((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
123118, 122eqbrtrd 5121 . 2 (𝜑 → (vol*‘(𝐾𝐴)) ≤ ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
124 fzfid 13900 . . . . 5 (𝜑 → (1...𝑀) ∈ Fin)
125 iunss 5001 . . . . . . . 8 ( 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾 ↔ ∀𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
126112, 125sylib 218 . . . . . . 7 (𝜑 → ∀𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
127126r19.21bi 3229 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
12812adantr 480 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → 𝐾 ⊆ ℝ)
12929adantr 480 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘𝐾) ∈ ℝ)
130 ovolsscl 25447 . . . . . 6 (( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
131127, 128, 129, 130syl3anc 1374 . . . . 5 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
132124, 131fsumrecl 15661 . . . 4 (𝜑 → Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
133127, 128sstrd 3945 . . . . . . 7 ((𝜑𝑗 ∈ (1...𝑀)) → 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ)
134133, 131jca 511 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → ( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ ∧ (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
135134ralrimiva 3129 . . . . 5 (𝜑 → ∀𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ ∧ (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
136 ovolfiniun 25462 . . . . 5 (((1...𝑀) ∈ Fin ∧ ∀𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ ∧ (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)) → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
137124, 135, 136syl2anc 585 . . . 4 (𝜑 → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
138 uniioombl.m . . . . . . . 8 (𝜑𝑀 ∈ ℕ)
139116, 138nndivred 12203 . . . . . . 7 (𝜑 → (𝐶 / 𝑀) ∈ ℝ)
140139adantr 480 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐶 / 𝑀) ∈ ℝ)
14177ineq2d 4173 . . . . . . . . . . . . 13 (𝜑 → (((,)‘(𝐺𝑗)) ∩ 𝐿) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖))))
142141adantr 480 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖))))
14399a1i 11 . . . . . . . . . . . . . 14 (𝑖 ∈ (1...𝑁) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))))
144143iuneq2i 4969 . . . . . . . . . . . . 13 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (1...𝑁)(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖)))
145 iunin2 5027 . . . . . . . . . . . . 13 𝑖 ∈ (1...𝑁)(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
146144, 145eqtri 2760 . . . . . . . . . . . 12 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
147142, 146eqtr4di 2790 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) = 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
148 fzfid 13900 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (1...𝑁) ∈ Fin)
149 ffvelcdm 7028 . . . . . . . . . . . . . . . . . . . . 21 ((𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑖 ∈ ℕ) → (𝐹𝑖) ∈ ( ≤ ∩ (ℝ × ℝ)))
15013, 73, 149syl2an 597 . . . . . . . . . . . . . . . . . . . 20 ((𝜑𝑖 ∈ (1...𝑁)) → (𝐹𝑖) ∈ ( ≤ ∩ (ℝ × ℝ)))
151150elin2d 4158 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑖 ∈ (1...𝑁)) → (𝐹𝑖) ∈ (ℝ × ℝ))
152 1st2nd2 7974 . . . . . . . . . . . . . . . . . . 19 ((𝐹𝑖) ∈ (ℝ × ℝ) → (𝐹𝑖) = ⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩)
153151, 152syl 17 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑖 ∈ (1...𝑁)) → (𝐹𝑖) = ⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩)
154153fveq2d 6839 . . . . . . . . . . . . . . . . 17 ((𝜑𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) = ((,)‘⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩))
155 df-ov 7363 . . . . . . . . . . . . . . . . 17 ((1st ‘(𝐹𝑖))(,)(2nd ‘(𝐹𝑖))) = ((,)‘⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩)
156154, 155eqtr4di 2790 . . . . . . . . . . . . . . . 16 ((𝜑𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) = ((1st ‘(𝐹𝑖))(,)(2nd ‘(𝐹𝑖))))
157 ioombl 25526 . . . . . . . . . . . . . . . 16 ((1st ‘(𝐹𝑖))(,)(2nd ‘(𝐹𝑖))) ∈ dom vol
158156, 157eqeltrdi 2845 . . . . . . . . . . . . . . 15 ((𝜑𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) ∈ dom vol)
159158adantlr 716 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) ∈ dom vol)
160 ffvelcdm 7028 . . . . . . . . . . . . . . . . . . . . 21 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑗 ∈ ℕ) → (𝐺𝑗) ∈ ( ≤ ∩ (ℝ × ℝ)))
1616, 90, 160syl2an 597 . . . . . . . . . . . . . . . . . . . 20 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐺𝑗) ∈ ( ≤ ∩ (ℝ × ℝ)))
162161elin2d 4158 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐺𝑗) ∈ (ℝ × ℝ))
163 1st2nd2 7974 . . . . . . . . . . . . . . . . . . 19 ((𝐺𝑗) ∈ (ℝ × ℝ) → (𝐺𝑗) = ⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩)
164162, 163syl 17 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐺𝑗) = ⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩)
165164fveq2d 6839 . . . . . . . . . . . . . . . . 17 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) = ((,)‘⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩))
166 df-ov 7363 . . . . . . . . . . . . . . . . 17 ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))) = ((,)‘⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩)
167165, 166eqtr4di 2790 . . . . . . . . . . . . . . . 16 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) = ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))))
168 ioombl 25526 . . . . . . . . . . . . . . . 16 ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))) ∈ dom vol
169167, 168eqeltrdi 2845 . . . . . . . . . . . . . . 15 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) ∈ dom vol)
170169adantr 480 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((,)‘(𝐺𝑗)) ∈ dom vol)
171 inmbl 25503 . . . . . . . . . . . . . 14 ((((,)‘(𝐹𝑖)) ∈ dom vol ∧ ((,)‘(𝐺𝑗)) ∈ dom vol) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
172159, 170, 171syl2anc 585 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
173172ralrimiva 3129 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → ∀𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
174 finiunmbl 25505 . . . . . . . . . . . 12 (((1...𝑁) ∈ Fin ∧ ∀𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol) → 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
175148, 173, 174syl2anc 585 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
176147, 175eqeltrd 2837 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) ∈ dom vol)
177 inss2 4191 . . . . . . . . . . 11 (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ 𝐴
17813uniiccdif 25539 . . . . . . . . . . . . . . 15 (𝜑 → ( ran ((,) ∘ 𝐹) ⊆ ran ([,] ∘ 𝐹) ∧ (vol*‘( ran ([,] ∘ 𝐹) ∖ ran ((,) ∘ 𝐹))) = 0))
179178simpld 494 . . . . . . . . . . . . . 14 (𝜑 ran ((,) ∘ 𝐹) ⊆ ran ([,] ∘ 𝐹))
180 ovolficcss 25430 . . . . . . . . . . . . . . 15 (𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) → ran ([,] ∘ 𝐹) ⊆ ℝ)
18113, 180syl 17 . . . . . . . . . . . . . 14 (𝜑 ran ([,] ∘ 𝐹) ⊆ ℝ)
182179, 181sstrd 3945 . . . . . . . . . . . . 13 (𝜑 ran ((,) ∘ 𝐹) ⊆ ℝ)
18316, 182eqsstrid 3973 . . . . . . . . . . . 12 (𝜑𝐴 ⊆ ℝ)
184183adantr 480 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → 𝐴 ⊆ ℝ)
185177, 184sstrid 3946 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ℝ)
186 inss1 4190 . . . . . . . . . . 11 (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ((,)‘(𝐺𝑗))
187 ioossre 13327 . . . . . . . . . . . 12 ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))) ⊆ ℝ
188167, 187eqsstrdi 3979 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) ⊆ ℝ)
189167fveq2d 6839 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((,)‘(𝐺𝑗))) = (vol*‘((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗)))))
190 ovolfcl 25427 . . . . . . . . . . . . . . 15 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑗 ∈ ℕ) → ((1st ‘(𝐺𝑗)) ∈ ℝ ∧ (2nd ‘(𝐺𝑗)) ∈ ℝ ∧ (1st ‘(𝐺𝑗)) ≤ (2nd ‘(𝐺𝑗))))
1916, 90, 190syl2an 597 . . . . . . . . . . . . . 14 ((𝜑𝑗 ∈ (1...𝑀)) → ((1st ‘(𝐺𝑗)) ∈ ℝ ∧ (2nd ‘(𝐺𝑗)) ∈ ℝ ∧ (1st ‘(𝐺𝑗)) ≤ (2nd ‘(𝐺𝑗))))
192 ovolioo 25529 . . . . . . . . . . . . . 14 (((1st ‘(𝐺𝑗)) ∈ ℝ ∧ (2nd ‘(𝐺𝑗)) ∈ ℝ ∧ (1st ‘(𝐺𝑗)) ≤ (2nd ‘(𝐺𝑗))) → (vol*‘((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗)))) = ((2nd ‘(𝐺𝑗)) − (1st ‘(𝐺𝑗))))
193191, 192syl 17 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗)))) = ((2nd ‘(𝐺𝑗)) − (1st ‘(𝐺𝑗))))
194189, 193eqtrd 2772 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((,)‘(𝐺𝑗))) = ((2nd ‘(𝐺𝑗)) − (1st ‘(𝐺𝑗))))
195191simp2d 1144 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (2nd ‘(𝐺𝑗)) ∈ ℝ)
196191simp1d 1143 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (1st ‘(𝐺𝑗)) ∈ ℝ)
197195, 196resubcld 11569 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → ((2nd ‘(𝐺𝑗)) − (1st ‘(𝐺𝑗))) ∈ ℝ)
198194, 197eqeltrd 2837 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ)
199 ovolsscl 25447 . . . . . . . . . . 11 (((((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ((,)‘(𝐺𝑗)) ∧ ((,)‘(𝐺𝑗)) ⊆ ℝ ∧ (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ∈ ℝ)
200186, 188, 198, 199mp3an2i 1469 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ∈ ℝ)
201 mblsplit 25493 . . . . . . . . . 10 (((((,)‘(𝐺𝑗)) ∩ 𝐿) ∈ dom vol ∧ (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ℝ ∧ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ∈ ℝ) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) = ((vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿))) + (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿)))))
202176, 185, 200, 201syl3anc 1374 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) = ((vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿))) + (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿)))))
203 imassrn 6031 . . . . . . . . . . . . . . 15 (((,) ∘ 𝐹) “ (1...𝑁)) ⊆ ran ((,) ∘ 𝐹)
204203unissi 4873 . . . . . . . . . . . . . 14 (((,) ∘ 𝐹) “ (1...𝑁)) ⊆ ran ((,) ∘ 𝐹)
205204, 69, 163sstr4i 3986 . . . . . . . . . . . . 13 𝐿𝐴
206 sslin 4196 . . . . . . . . . . . . 13 (𝐿𝐴 → (((,)‘(𝐺𝑗)) ∩ 𝐿) ⊆ (((,)‘(𝐺𝑗)) ∩ 𝐴))
207205, 206mp1i 13 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) ⊆ (((,)‘(𝐺𝑗)) ∩ 𝐴))
208 sseqin2 4176 . . . . . . . . . . . 12 ((((,)‘(𝐺𝑗)) ∩ 𝐿) ⊆ (((,)‘(𝐺𝑗)) ∩ 𝐴) ↔ ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿)) = (((,)‘(𝐺𝑗)) ∩ 𝐿))
209207, 208sylib 218 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿)) = (((,)‘(𝐺𝑗)) ∩ 𝐿))
210209fveq2d 6839 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿))) = (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)))
211 indifdir 4248 . . . . . . . . . . . . 13 ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = ((𝐴 ∩ ((,)‘(𝐺𝑗))) ∖ (𝐿 ∩ ((,)‘(𝐺𝑗))))
212 incom 4162 . . . . . . . . . . . . . 14 (𝐴 ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝐴)
213 incom 4162 . . . . . . . . . . . . . 14 (𝐿 ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝐿)
214212, 213difeq12i 4077 . . . . . . . . . . . . 13 ((𝐴 ∩ ((,)‘(𝐺𝑗))) ∖ (𝐿 ∩ ((,)‘(𝐺𝑗)))) = ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿))
215211, 214eqtri 2760 . . . . . . . . . . . 12 ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿))
21679eqcomd 2743 . . . . . . . . . . . . . . . 16 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝐴)
21777ineq1d 4172 . . . . . . . . . . . . . . . . . 18 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
218 2fveq3 6840 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 = 𝑖 → ((,)‘(𝐹𝑥)) = ((,)‘(𝐹𝑖)))
219218cbvdisjv 5077 . . . . . . . . . . . . . . . . . . . 20 (Disj 𝑥 ∈ ℕ ((,)‘(𝐹𝑥)) ↔ Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
22014, 219sylib 218 . . . . . . . . . . . . . . . . . . 19 (𝜑Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
221 fz1ssnn 13475 . . . . . . . . . . . . . . . . . . . 20 (1...𝑁) ⊆ ℕ
222221a1i 11 . . . . . . . . . . . . . . . . . . 19 (𝜑 → (1...𝑁) ⊆ ℕ)
223 uzss 12778 . . . . . . . . . . . . . . . . . . . . 21 ((𝑁 + 1) ∈ (ℤ‘1) → (ℤ‘(𝑁 + 1)) ⊆ (ℤ‘1))
22439, 223syl 17 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → (ℤ‘(𝑁 + 1)) ⊆ (ℤ‘1))
225224, 36sseqtrrdi 3976 . . . . . . . . . . . . . . . . . . 19 (𝜑 → (ℤ‘(𝑁 + 1)) ⊆ ℕ)
22647ineq1d 4172 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → ((1...((𝑁 + 1) − 1)) ∩ (ℤ‘(𝑁 + 1))) = ((1...𝑁) ∩ (ℤ‘(𝑁 + 1))))
227 uzdisj 13517 . . . . . . . . . . . . . . . . . . . 20 ((1...((𝑁 + 1) − 1)) ∩ (ℤ‘(𝑁 + 1))) = ∅
228226, 227eqtr3di 2787 . . . . . . . . . . . . . . . . . . 19 (𝜑 → ((1...𝑁) ∩ (ℤ‘(𝑁 + 1))) = ∅)
229 disjiun 5087 . . . . . . . . . . . . . . . . . . 19 ((Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)) ∧ ((1...𝑁) ⊆ ℕ ∧ (ℤ‘(𝑁 + 1)) ⊆ ℕ ∧ ((1...𝑁) ∩ (ℤ‘(𝑁 + 1))) = ∅)) → ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅)
230220, 222, 225, 228, 229syl13anc 1375 . . . . . . . . . . . . . . . . . 18 (𝜑 → ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅)
231217, 230eqtrd 2772 . . . . . . . . . . . . . . . . 17 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅)
232 uneqdifeq 4446 . . . . . . . . . . . . . . . . 17 ((𝐿𝐴 ∧ (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅) → ((𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝐴 ↔ (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
233205, 231, 232sylancr 588 . . . . . . . . . . . . . . . 16 (𝜑 → ((𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝐴 ↔ (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
234216, 233mpbid 232 . . . . . . . . . . . . . . 15 (𝜑 → (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
235234adantr 480 . . . . . . . . . . . . . 14 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
236235ineq2d 4173 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ (𝐴𝐿)) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
237 incom 4162 . . . . . . . . . . . . 13 ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ (𝐴𝐿))
238101, 98eqtri 2760 . . . . . . . . . . . . 13 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
239236, 237, 2383eqtr4g 2797 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
240215, 239eqtr3id 2786 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿)) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
241240fveq2d 6839 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿))) = (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
242210, 241oveq12d 7378 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿))) + (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿)))) = ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
243202, 242eqtrd 2772 . . . . . . . 8 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) = ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
244200, 140resubcld 11569 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ∈ ℝ)
245 inss2 4191 . . . . . . . . . . . . 13 (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐺𝑗))
246188adantr 480 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((,)‘(𝐺𝑗)) ⊆ ℝ)
247198adantr 480 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ)
248 ovolsscl 25447 . . . . . . . . . . . . 13 (((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐺𝑗)) ∧ ((,)‘(𝐺𝑗)) ⊆ ℝ ∧ (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ) → (vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
249245, 246, 247, 248mp3an2i 1469 . . . . . . . . . . . 12 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
250148, 249fsumrecl 15661 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
251 uniioombl.n2 . . . . . . . . . . . . . 14 (𝜑 → ∀𝑗 ∈ (1...𝑀)(abs‘(Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) − (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)))) < (𝐶 / 𝑀))
252251r19.21bi 3229 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (abs‘(Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) − (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)))) < (𝐶 / 𝑀))
253250, 200, 140absdifltd 15363 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → ((abs‘(Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) − (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)))) < (𝐶 / 𝑀) ↔ (((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) < Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∧ Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) < ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) + (𝐶 / 𝑀)))))
254252, 253mpbid 232 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) < Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∧ Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) < ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) + (𝐶 / 𝑀))))
255254simpld 494 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) < Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
256244, 250, 255ltled 11285 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ≤ Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
257147fveq2d 6839 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) = (vol*‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
258 mblvol 25491 . . . . . . . . . . . . . . . . 17 ((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol → (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = (vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
259172, 258syl 17 . . . . . . . . . . . . . . . 16 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = (vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
260259, 249eqeltrd 2837 . . . . . . . . . . . . . . 15 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
261172, 260jca 511 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol ∧ (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
262261ralrimiva 3129 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → ∀𝑖 ∈ (1...𝑁)((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol ∧ (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
263 inss1 4190 . . . . . . . . . . . . . . . 16 (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐹𝑖))
264263rgenw 3056 . . . . . . . . . . . . . . 15 𝑖 ∈ ℕ (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐹𝑖))
265220adantr 480 . . . . . . . . . . . . . . 15 ((𝜑𝑗 ∈ (1...𝑀)) → Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
266 disjss2 5069 . . . . . . . . . . . . . . 15 (∀𝑖 ∈ ℕ (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐹𝑖)) → (Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)) → Disj 𝑖 ∈ ℕ (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
267264, 265, 266mpsyl 68 . . . . . . . . . . . . . 14 ((𝜑𝑗 ∈ (1...𝑀)) → Disj 𝑖 ∈ ℕ (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
268 disjss1 5072 . . . . . . . . . . . . . 14 ((1...𝑁) ⊆ ℕ → (Disj 𝑖 ∈ ℕ (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) → Disj 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
269221, 267, 268mpsyl 68 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → Disj 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
270 volfiniun 25508 . . . . . . . . . . . . 13 (((1...𝑁) ∈ Fin ∧ ∀𝑖 ∈ (1...𝑁)((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol ∧ (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ) ∧ Disj 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) → (vol‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
271148, 262, 269, 270syl3anc 1374 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (vol‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
272 mblvol 25491 . . . . . . . . . . . . 13 ( 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol → (vol‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = (vol*‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
273175, 272syl 17 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (vol‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = (vol*‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
274259sumeq2dv 15629 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → Σ𝑖 ∈ (1...𝑁)(vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
275271, 273, 2743eqtr3d 2780 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
276257, 275eqtrd 2772 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) = Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
277256, 276breqtrrd 5127 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ≤ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)))
278276, 250eqeltrd 2837 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) ∈ ℝ)
279200, 140, 278lesubaddd 11738 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → (((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ≤ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) ↔ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀))))
280277, 279mpbid 232 . . . . . . . 8 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀)))
281243, 280eqbrtrrd 5123 . . . . . . 7 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀)))
282131, 140, 278leadd2d 11736 . . . . . . 7 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ (𝐶 / 𝑀) ↔ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀))))
283281, 282mpbird 257 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ (𝐶 / 𝑀))
284124, 131, 140, 283fsumle 15726 . . . . 5 (𝜑 → Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀))
285139recnd 11164 . . . . . . 7 (𝜑 → (𝐶 / 𝑀) ∈ ℂ)
286 fsumconst 15717 . . . . . . 7 (((1...𝑀) ∈ Fin ∧ (𝐶 / 𝑀) ∈ ℂ) → Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀) = ((♯‘(1...𝑀)) · (𝐶 / 𝑀)))
287124, 285, 286syl2anc 585 . . . . . 6 (𝜑 → Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀) = ((♯‘(1...𝑀)) · (𝐶 / 𝑀)))
288 nnnn0 12412 . . . . . . . 8 (𝑀 ∈ ℕ → 𝑀 ∈ ℕ0)
289 hashfz1 14273 . . . . . . . 8 (𝑀 ∈ ℕ0 → (♯‘(1...𝑀)) = 𝑀)
290138, 288, 2893syl 18 . . . . . . 7 (𝜑 → (♯‘(1...𝑀)) = 𝑀)
291290oveq1d 7375 . . . . . 6 (𝜑 → ((♯‘(1...𝑀)) · (𝐶 / 𝑀)) = (𝑀 · (𝐶 / 𝑀)))
292116recnd 11164 . . . . . . 7 (𝜑𝐶 ∈ ℂ)
293138nncnd 12165 . . . . . . 7 (𝜑𝑀 ∈ ℂ)
294138nnne0d 12199 . . . . . . 7 (𝜑𝑀 ≠ 0)
295292, 293, 294divcan2d 11923 . . . . . 6 (𝜑 → (𝑀 · (𝐶 / 𝑀)) = 𝐶)
296287, 291, 2953eqtrd 2776 . . . . 5 (𝜑 → Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀) = 𝐶)
297284, 296breqtrd 5125 . . . 4 (𝜑 → Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ 𝐶)
298114, 132, 116, 137, 297letrd 11294 . . 3 (𝜑 → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ 𝐶)
299114, 116, 34, 298leadd2dd 11756 . 2 (𝜑 → ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(𝐾𝐿)) + 𝐶))
30031, 115, 117, 123, 299letrd 11294 1 (𝜑 → (vol*‘(𝐾𝐴)) ≤ ((vol*‘(𝐾𝐿)) + 𝐶))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 206  wa 395  w3a 1087   = wceq 1542  wcel 2114  wral 3052  cdif 3899  cun 3900  cin 3901  wss 3902  c0 4286  𝒫 cpw 4555  cop 4587   cuni 4864   ciun 4947  Disj wdisj 5066   class class class wbr 5099   × cxp 5623  dom cdm 5625  ran crn 5626  cima 5628  ccom 5629  Fun wfun 6487   Fn wfn 6488  wf 6489  cfv 6493  (class class class)co 7360  1st c1st 7933  2nd c2nd 7934  Fincfn 8887  supcsup 9347  cc 11028  cr 11029  0cc0 11030  1c1 11031   + caddc 11033   · cmul 11035  *cxr 11169   < clt 11170  cle 11171  cmin 11368   / cdiv 11798  cn 12149  0cn0 12405  cuz 12755  +crp 12909  (,)cioo 13265  [,]cicc 13268  ...cfz 13427  seqcseq 13928  chash 14257  abscabs 15161  Σcsu 15613  vol*covol 25423  volcvol 25424
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2709  ax-rep 5225  ax-sep 5242  ax-nul 5252  ax-pow 5311  ax-pr 5378  ax-un 7682  ax-inf2 9554  ax-cnex 11086  ax-resscn 11087  ax-1cn 11088  ax-icn 11089  ax-addcl 11090  ax-addrcl 11091  ax-mulcl 11092  ax-mulrcl 11093  ax-mulcom 11094  ax-addass 11095  ax-mulass 11096  ax-distr 11097  ax-i2m1 11098  ax-1ne0 11099  ax-1rid 11100  ax-rnegex 11101  ax-rrecex 11102  ax-cnre 11103  ax-pre-lttri 11104  ax-pre-lttrn 11105  ax-pre-ltadd 11106  ax-pre-mulgt0 11107  ax-pre-sup 11108
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3or 1088  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2540  df-eu 2570  df-clab 2716  df-cleq 2729  df-clel 2812  df-nfc 2886  df-ne 2934  df-nel 3038  df-ral 3053  df-rex 3062  df-rmo 3351  df-reu 3352  df-rab 3401  df-v 3443  df-sbc 3742  df-csb 3851  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-pss 3922  df-nul 4287  df-if 4481  df-pw 4557  df-sn 4582  df-pr 4584  df-op 4588  df-uni 4865  df-int 4904  df-iun 4949  df-disj 5067  df-br 5100  df-opab 5162  df-mpt 5181  df-tr 5207  df-id 5520  df-eprel 5525  df-po 5533  df-so 5534  df-fr 5578  df-se 5579  df-we 5580  df-xp 5631  df-rel 5632  df-cnv 5633  df-co 5634  df-dm 5635  df-rn 5636  df-res 5637  df-ima 5638  df-pred 6260  df-ord 6321  df-on 6322  df-lim 6323  df-suc 6324  df-iota 6449  df-fun 6495  df-fn 6496  df-f 6497  df-f1 6498  df-fo 6499  df-f1o 6500  df-fv 6501  df-isom 6502  df-riota 7317  df-ov 7363  df-oprab 7364  df-mpo 7365  df-of 7624  df-om 7811  df-1st 7935  df-2nd 7936  df-frecs 8225  df-wrecs 8256  df-recs 8305  df-rdg 8343  df-1o 8399  df-2o 8400  df-er 8637  df-map 8769  df-pm 8770  df-en 8888  df-dom 8889  df-sdom 8890  df-fin 8891  df-fi 9318  df-sup 9349  df-inf 9350  df-oi 9419  df-dju 9817  df-card 9855  df-acn 9858  df-pnf 11172  df-mnf 11173  df-xr 11174  df-ltxr 11175  df-le 11176  df-sub 11370  df-neg 11371  df-div 11799  df-nn 12150  df-2 12212  df-3 12213  df-n0 12406  df-z 12493  df-uz 12756  df-q 12866  df-rp 12910  df-xneg 13030  df-xadd 13031  df-xmul 13032  df-ioo 13269  df-ico 13271  df-icc 13272  df-fz 13428  df-fzo 13575  df-fl 13716  df-seq 13929  df-exp 13989  df-hash 14258  df-cj 15026  df-re 15027  df-im 15028  df-sqrt 15162  df-abs 15163  df-clim 15415  df-rlim 15416  df-sum 15614  df-rest 17346  df-topgen 17367  df-psmet 21305  df-xmet 21306  df-met 21307  df-bl 21308  df-mopn 21309  df-top 22842  df-topon 22859  df-bases 22894  df-cmp 23335  df-ovol 25425  df-vol 25426
This theorem is referenced by:  uniioombllem5  25548
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