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Theorem uniioombllem4 24194
 Description: Lemma for uniioombl 24197. (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 4158 . . 3 (𝐾𝐴) ⊆ 𝐾
2 uniioombl.k . . . . 5 𝐾 = (((,) ∘ 𝐺) “ (1...𝑀))
3 imassrn 5911 . . . . . 6 (((,) ∘ 𝐺) “ (1...𝑀)) ⊆ ran ((,) ∘ 𝐺)
43unissi 4812 . . . . 5 (((,) ∘ 𝐺) “ (1...𝑀)) ⊆ ran ((,) ∘ 𝐺)
52, 4eqsstri 3952 . . . 4 𝐾 ran ((,) ∘ 𝐺)
6 uniioombl.g . . . . . . 7 (𝜑𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)))
76uniiccdif 24186 . . . . . 6 (𝜑 → ( ran ((,) ∘ 𝐺) ⊆ ran ([,] ∘ 𝐺) ∧ (vol*‘( ran ([,] ∘ 𝐺) ∖ ran ((,) ∘ 𝐺))) = 0))
87simpld 498 . . . . 5 (𝜑 ran ((,) ∘ 𝐺) ⊆ ran ([,] ∘ 𝐺))
9 ovolficcss 24077 . . . . . 6 (𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) → ran ([,] ∘ 𝐺) ⊆ ℝ)
106, 9syl 17 . . . . 5 (𝜑 ran ([,] ∘ 𝐺) ⊆ ℝ)
118, 10sstrd 3928 . . . 4 (𝜑 ran ((,) ∘ 𝐺) ⊆ ℝ)
125, 11sstrid 3929 . . 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 24189 . . . . 5 (𝜑 → sup(ran 𝑇, ℝ*, < ) ∈ ℝ)
23 ssid 3940 . . . . . 6 ran ((,) ∘ 𝐺) ⊆ ran ((,) ∘ 𝐺)
2420ovollb 24087 . . . . . 6 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ ran ((,) ∘ 𝐺) ⊆ ran ((,) ∘ 𝐺)) → (vol*‘ ran ((,) ∘ 𝐺)) ≤ sup(ran 𝑇, ℝ*, < ))
256, 23, 24sylancl 589 . . . . 5 (𝜑 → (vol*‘ ran ((,) ∘ 𝐺)) ≤ sup(ran 𝑇, ℝ*, < ))
26 ovollecl 24091 . . . . 5 (( ran ((,) ∘ 𝐺) ⊆ ℝ ∧ sup(ran 𝑇, ℝ*, < ) ∈ ℝ ∧ (vol*‘ ran ((,) ∘ 𝐺)) ≤ sup(ran 𝑇, ℝ*, < )) → (vol*‘ ran ((,) ∘ 𝐺)) ∈ ℝ)
2711, 22, 25, 26syl3anc 1368 . . . 4 (𝜑 → (vol*‘ ran ((,) ∘ 𝐺)) ∈ ℝ)
28 ovolsscl 24094 . . . 4 ((𝐾 ran ((,) ∘ 𝐺) ∧ ran ((,) ∘ 𝐺) ⊆ ℝ ∧ (vol*‘ ran ((,) ∘ 𝐺)) ∈ ℝ) → (vol*‘𝐾) ∈ ℝ)
295, 11, 27, 28mp3an2i 1463 . . 3 (𝜑 → (vol*‘𝐾) ∈ ℝ)
30 ovolsscl 24094 . . 3 (((𝐾𝐴) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘(𝐾𝐴)) ∈ ℝ)
311, 12, 29, 30mp3an2i 1463 . 2 (𝜑 → (vol*‘(𝐾𝐴)) ∈ ℝ)
32 inss1 4158 . . . 4 (𝐾𝐿) ⊆ 𝐾
33 ovolsscl 24094 . . . 4 (((𝐾𝐿) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘(𝐾𝐿)) ∈ ℝ)
3432, 12, 29, 33mp3an2i 1463 . . 3 (𝜑 → (vol*‘(𝐾𝐿)) ∈ ℝ)
35 ssun2 4103 . . . . . 6 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
36 nnuz 12273 . . . . . . . . . . . . . 14 ℕ = (ℤ‘1)
37 uniioombl.n . . . . . . . . . . . . . . . . 17 (𝜑𝑁 ∈ ℕ)
3837peano2nnd 11646 . . . . . . . . . . . . . . . 16 (𝜑 → (𝑁 + 1) ∈ ℕ)
3938, 36eleqtrdi 2903 . . . . . . . . . . . . . . 15 (𝜑 → (𝑁 + 1) ∈ (ℤ‘1))
40 uzsplit 12978 . . . . . . . . . . . . . . 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, 41syl5eq 2848 . . . . . . . . . . . . 13 (𝜑 → ℕ = ((1...((𝑁 + 1) − 1)) ∪ (ℤ‘(𝑁 + 1))))
4337nncnd 11645 . . . . . . . . . . . . . . . 16 (𝜑𝑁 ∈ ℂ)
44 ax-1cn 10588 . . . . . . . . . . . . . . . 16 1 ∈ ℂ
45 pncan 10885 . . . . . . . . . . . . . . . 16 ((𝑁 ∈ ℂ ∧ 1 ∈ ℂ) → ((𝑁 + 1) − 1) = 𝑁)
4643, 44, 45sylancl 589 . . . . . . . . . . . . . . 15 (𝜑 → ((𝑁 + 1) − 1) = 𝑁)
4746oveq2d 7155 . . . . . . . . . . . . . 14 (𝜑 → (1...((𝑁 + 1) − 1)) = (1...𝑁))
4847uneq1d 4092 . . . . . . . . . . . . 13 (𝜑 → ((1...((𝑁 + 1) − 1)) ∪ (ℤ‘(𝑁 + 1))) = ((1...𝑁) ∪ (ℤ‘(𝑁 + 1))))
4942, 48eqtrd 2836 . . . . . . . . . . . 12 (𝜑 → ℕ = ((1...𝑁) ∪ (ℤ‘(𝑁 + 1))))
5049iuneq1d 4911 . . . . . . . . . . 11 (𝜑 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)) = 𝑖 ∈ ((1...𝑁) ∪ (ℤ‘(𝑁 + 1)))((,)‘(𝐹𝑖)))
51 iunxun 4982 . . . . . . . . . . 11 𝑖 ∈ ((1...𝑁) ∪ (ℤ‘(𝑁 + 1)))((,)‘(𝐹𝑖)) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∪ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
5250, 51eqtrdi 2852 . . . . . . . . . 10 (𝜑 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∪ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
53 ioof 12829 . . . . . . . . . . . . . 14 (,):(ℝ* × ℝ*)⟶𝒫 ℝ
54 inss2 4159 . . . . . . . . . . . . . . . 16 ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ × ℝ)
55 rexpssxrxp 10679 . . . . . . . . . . . . . . . 16 (ℝ × ℝ) ⊆ (ℝ* × ℝ*)
5654, 55sstri 3927 . . . . . . . . . . . . . . 15 ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ* × ℝ*)
57 fss 6505 . . . . . . . . . . . . . . 15 ((𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ* × ℝ*)) → 𝐹:ℕ⟶(ℝ* × ℝ*))
5813, 56, 57sylancl 589 . . . . . . . . . . . . . 14 (𝜑𝐹:ℕ⟶(ℝ* × ℝ*))
59 fco 6509 . . . . . . . . . . . . . 14 (((,):(ℝ* × ℝ*)⟶𝒫 ℝ ∧ 𝐹:ℕ⟶(ℝ* × ℝ*)) → ((,) ∘ 𝐹):ℕ⟶𝒫 ℝ)
6053, 58, 59sylancr 590 . . . . . . . . . . . . 13 (𝜑 → ((,) ∘ 𝐹):ℕ⟶𝒫 ℝ)
61 ffn 6491 . . . . . . . . . . . . 13 (((,) ∘ 𝐹):ℕ⟶𝒫 ℝ → ((,) ∘ 𝐹) Fn ℕ)
62 fniunfv 6988 . . . . . . . . . . . . 13 (((,) ∘ 𝐹) Fn ℕ → 𝑖 ∈ ℕ (((,) ∘ 𝐹)‘𝑖) = ran ((,) ∘ 𝐹))
6360, 61, 623syl 18 . . . . . . . . . . . 12 (𝜑 𝑖 ∈ ℕ (((,) ∘ 𝐹)‘𝑖) = ran ((,) ∘ 𝐹))
64 fvco3 6741 . . . . . . . . . . . . . 14 ((𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑖 ∈ ℕ) → (((,) ∘ 𝐹)‘𝑖) = ((,)‘(𝐹𝑖)))
6513, 64sylan 583 . . . . . . . . . . . . 13 ((𝜑𝑖 ∈ ℕ) → (((,) ∘ 𝐹)‘𝑖) = ((,)‘(𝐹𝑖)))
6665iuneq2dv 4908 . . . . . . . . . . . 12 (𝜑 𝑖 ∈ ℕ (((,) ∘ 𝐹)‘𝑖) = 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
6763, 66eqtr3d 2838 . . . . . . . . . . 11 (𝜑 ran ((,) ∘ 𝐹) = 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
6816, 67syl5eq 2848 . . . . . . . . . 10 (𝜑𝐴 = 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
69 uniioombl.l . . . . . . . . . . . 12 𝐿 = (((,) ∘ 𝐹) “ (1...𝑁))
70 ffun 6494 . . . . . . . . . . . . . 14 (((,) ∘ 𝐹):ℕ⟶𝒫 ℝ → Fun ((,) ∘ 𝐹))
71 funiunfv 6989 . . . . . . . . . . . . . 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 12935 . . . . . . . . . . . . . . 15 (𝑖 ∈ (1...𝑁) → 𝑖 ∈ ℕ)
7413, 73, 64syl2an 598 . . . . . . . . . . . . . 14 ((𝜑𝑖 ∈ (1...𝑁)) → (((,) ∘ 𝐹)‘𝑖) = ((,)‘(𝐹𝑖)))
7574iuneq2dv 4908 . . . . . . . . . . . . 13 (𝜑 𝑖 ∈ (1...𝑁)(((,) ∘ 𝐹)‘𝑖) = 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
7672, 75eqtr3d 2838 . . . . . . . . . . . 12 (𝜑 (((,) ∘ 𝐹) “ (1...𝑁)) = 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
7769, 76syl5eq 2848 . . . . . . . . . . 11 (𝜑𝐿 = 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
7877uneq1d 4092 . . . . . . . . . 10 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∪ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
7952, 68, 783eqtr4d 2846 . . . . . . . . 9 (𝜑𝐴 = (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
8079ineq2d 4142 . . . . . . . 8 (𝜑 → (𝐾𝐴) = (𝐾 ∩ (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))))
81 indi 4203 . . . . . . . 8 (𝐾 ∩ (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))) = ((𝐾𝐿) ∪ (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
8280, 81eqtrdi 2852 . . . . . . 7 (𝜑 → (𝐾𝐴) = ((𝐾𝐿) ∪ (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))))
83 fss 6505 . . . . . . . . . . . . . . 15 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ ( ≤ ∩ (ℝ × ℝ)) ⊆ (ℝ* × ℝ*)) → 𝐺:ℕ⟶(ℝ* × ℝ*))
846, 56, 83sylancl 589 . . . . . . . . . . . . . 14 (𝜑𝐺:ℕ⟶(ℝ* × ℝ*))
85 fco 6509 . . . . . . . . . . . . . 14 (((,):(ℝ* × ℝ*)⟶𝒫 ℝ ∧ 𝐺:ℕ⟶(ℝ* × ℝ*)) → ((,) ∘ 𝐺):ℕ⟶𝒫 ℝ)
8653, 84, 85sylancr 590 . . . . . . . . . . . . 13 (𝜑 → ((,) ∘ 𝐺):ℕ⟶𝒫 ℝ)
87 ffun 6494 . . . . . . . . . . . . 13 (((,) ∘ 𝐺):ℕ⟶𝒫 ℝ → Fun ((,) ∘ 𝐺))
88 funiunfv 6989 . . . . . . . . . . . . 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 12935 . . . . . . . . . . . . . 14 (𝑗 ∈ (1...𝑀) → 𝑗 ∈ ℕ)
91 fvco3 6741 . . . . . . . . . . . . . 14 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑗 ∈ ℕ) → (((,) ∘ 𝐺)‘𝑗) = ((,)‘(𝐺𝑗)))
926, 90, 91syl2an 598 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (((,) ∘ 𝐺)‘𝑗) = ((,)‘(𝐺𝑗)))
9392iuneq2dv 4908 . . . . . . . . . . . 12 (𝜑 𝑗 ∈ (1...𝑀)(((,) ∘ 𝐺)‘𝑗) = 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
9489, 93eqtr3d 2838 . . . . . . . . . . 11 (𝜑 (((,) ∘ 𝐺) “ (1...𝑀)) = 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
952, 94syl5eq 2848 . . . . . . . . . 10 (𝜑𝐾 = 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
9695ineq2d 4142 . . . . . . . . 9 (𝜑 → ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝐾) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗))))
97 incom 4131 . . . . . . . . 9 (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝐾)
98 iunin2 4959 . . . . . . . . . . . . 13 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
99 incom 4131 . . . . . . . . . . . . . . 15 (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖)))
10099a1i 11 . . . . . . . . . . . . . 14 (𝑖 ∈ (ℤ‘(𝑁 + 1)) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))))
101100iuneq2i 4905 . . . . . . . . . . . . 13 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖)))
102 incom 4131 . . . . . . . . . . . . 13 ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
10398, 101, 1023eqtr4ri 2835 . . . . . . . . . . . 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 4905 . . . . . . . . . 10 𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))
106 iunin2 4959 . . . . . . . . . 10 𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
107105, 106eqtr3i 2826 . . . . . . . . 9 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = ( 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)) ∩ 𝑗 ∈ (1...𝑀)((,)‘(𝐺𝑗)))
10896, 97, 1073eqtr4g 2861 . . . . . . . 8 (𝜑 → (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
109108uneq2d 4093 . . . . . . 7 (𝜑 → ((𝐾𝐿) ∪ (𝐾 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))) = ((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
11082, 109eqtrd 2836 . . . . . 6 (𝜑 → (𝐾𝐴) = ((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
11135, 110sseqtrrid 3971 . . . . 5 (𝜑 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ (𝐾𝐴))
112111, 1sstrdi 3930 . . . 4 (𝜑 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
113 ovolsscl 24094 . . . 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 1368 . . 3 (𝜑 → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
11534, 114readdcld 10663 . 2 (𝜑 → ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ∈ ℝ)
11618rpred 12423 . . 3 (𝜑𝐶 ∈ ℝ)
11734, 116readdcld 10663 . 2 (𝜑 → ((vol*‘(𝐾𝐿)) + 𝐶) ∈ ℝ)
118110fveq2d 6653 . . 3 (𝜑 → (vol*‘(𝐾𝐴)) = (vol*‘((𝐾𝐿) ∪ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
11932, 12sstrid 3929 . . . 4 (𝜑 → (𝐾𝐿) ⊆ ℝ)
120112, 12sstrd 3928 . . . 4 (𝜑 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ)
121 ovolun 24107 . . . 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 837 . . 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 5055 . 2 (𝜑 → (vol*‘(𝐾𝐴)) ≤ ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
124 fzfid 13340 . . . . 5 (𝜑 → (1...𝑀) ∈ Fin)
125 iunss 4935 . . . . . . . 8 ( 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾 ↔ ∀𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
126112, 125sylib 221 . . . . . . 7 (𝜑 → ∀𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
127126r19.21bi 3176 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾)
12812adantr 484 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → 𝐾 ⊆ ℝ)
12929adantr 484 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘𝐾) ∈ ℝ)
130 ovolsscl 24094 . . . . . 6 (( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ 𝐾𝐾 ⊆ ℝ ∧ (vol*‘𝐾) ∈ ℝ) → (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
131127, 128, 129, 130syl3anc 1368 . . . . 5 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
132124, 131fsumrecl 15087 . . . 4 (𝜑 → Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
133127, 128sstrd 3928 . . . . . . 7 ((𝜑𝑗 ∈ (1...𝑀)) → 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ)
134133, 131jca 515 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → ( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ ∧ (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
135134ralrimiva 3152 . . . . 5 (𝜑 → ∀𝑗 ∈ (1...𝑀)( 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ℝ ∧ (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
136 ovolfiniun 24109 . . . . 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 587 . . . 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 11683 . . . . . . 7 (𝜑 → (𝐶 / 𝑀) ∈ ℝ)
140139adantr 484 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐶 / 𝑀) ∈ ℝ)
14177ineq2d 4142 . . . . . . . . . . . . 13 (𝜑 → (((,)‘(𝐺𝑗)) ∩ 𝐿) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖))))
142141adantr 484 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖))))
14399a1i 11 . . . . . . . . . . . . . 14 (𝑖 ∈ (1...𝑁) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))))
144143iuneq2i 4905 . . . . . . . . . . . . 13 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (1...𝑁)(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖)))
145 iunin2 4959 . . . . . . . . . . . . 13 𝑖 ∈ (1...𝑁)(((,)‘(𝐺𝑗)) ∩ ((,)‘(𝐹𝑖))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
146144, 145eqtri 2824 . . . . . . . . . . . 12 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)))
147142, 146eqtr4di 2854 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) = 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
148 fzfid 13340 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (1...𝑁) ∈ Fin)
149 ffvelrn 6830 . . . . . . . . . . . . . . . . . . . . 21 ((𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑖 ∈ ℕ) → (𝐹𝑖) ∈ ( ≤ ∩ (ℝ × ℝ)))
15013, 73, 149syl2an 598 . . . . . . . . . . . . . . . . . . . 20 ((𝜑𝑖 ∈ (1...𝑁)) → (𝐹𝑖) ∈ ( ≤ ∩ (ℝ × ℝ)))
151150elin2d 4129 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑖 ∈ (1...𝑁)) → (𝐹𝑖) ∈ (ℝ × ℝ))
152 1st2nd2 7714 . . . . . . . . . . . . . . . . . . 19 ((𝐹𝑖) ∈ (ℝ × ℝ) → (𝐹𝑖) = ⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩)
153151, 152syl 17 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑖 ∈ (1...𝑁)) → (𝐹𝑖) = ⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩)
154153fveq2d 6653 . . . . . . . . . . . . . . . . 17 ((𝜑𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) = ((,)‘⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩))
155 df-ov 7142 . . . . . . . . . . . . . . . . 17 ((1st ‘(𝐹𝑖))(,)(2nd ‘(𝐹𝑖))) = ((,)‘⟨(1st ‘(𝐹𝑖)), (2nd ‘(𝐹𝑖))⟩)
156154, 155eqtr4di 2854 . . . . . . . . . . . . . . . 16 ((𝜑𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) = ((1st ‘(𝐹𝑖))(,)(2nd ‘(𝐹𝑖))))
157 ioombl 24173 . . . . . . . . . . . . . . . 16 ((1st ‘(𝐹𝑖))(,)(2nd ‘(𝐹𝑖))) ∈ dom vol
158156, 157eqeltrdi 2901 . . . . . . . . . . . . . . 15 ((𝜑𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) ∈ dom vol)
159158adantlr 714 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((,)‘(𝐹𝑖)) ∈ dom vol)
160 ffvelrn 6830 . . . . . . . . . . . . . . . . . . . . 21 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑗 ∈ ℕ) → (𝐺𝑗) ∈ ( ≤ ∩ (ℝ × ℝ)))
1616, 90, 160syl2an 598 . . . . . . . . . . . . . . . . . . . 20 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐺𝑗) ∈ ( ≤ ∩ (ℝ × ℝ)))
162161elin2d 4129 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐺𝑗) ∈ (ℝ × ℝ))
163 1st2nd2 7714 . . . . . . . . . . . . . . . . . . 19 ((𝐺𝑗) ∈ (ℝ × ℝ) → (𝐺𝑗) = ⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩)
164162, 163syl 17 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐺𝑗) = ⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩)
165164fveq2d 6653 . . . . . . . . . . . . . . . . 17 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) = ((,)‘⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩))
166 df-ov 7142 . . . . . . . . . . . . . . . . 17 ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))) = ((,)‘⟨(1st ‘(𝐺𝑗)), (2nd ‘(𝐺𝑗))⟩)
167165, 166eqtr4di 2854 . . . . . . . . . . . . . . . 16 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) = ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))))
168 ioombl 24173 . . . . . . . . . . . . . . . 16 ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))) ∈ dom vol
169167, 168eqeltrdi 2901 . . . . . . . . . . . . . . 15 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) ∈ dom vol)
170169adantr 484 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((,)‘(𝐺𝑗)) ∈ dom vol)
171 inmbl 24150 . . . . . . . . . . . . . 14 ((((,)‘(𝐹𝑖)) ∈ dom vol ∧ ((,)‘(𝐺𝑗)) ∈ dom vol) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
172159, 170, 171syl2anc 587 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
173172ralrimiva 3152 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → ∀𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
174 finiunmbl 24152 . . . . . . . . . . . 12 (((1...𝑁) ∈ Fin ∧ ∀𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol) → 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
175148, 173, 174syl2anc 587 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol)
176147, 175eqeltrd 2893 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) ∈ dom vol)
177 inss2 4159 . . . . . . . . . . 11 (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ 𝐴
17813uniiccdif 24186 . . . . . . . . . . . . . . 15 (𝜑 → ( ran ((,) ∘ 𝐹) ⊆ ran ([,] ∘ 𝐹) ∧ (vol*‘( ran ([,] ∘ 𝐹) ∖ ran ((,) ∘ 𝐹))) = 0))
179178simpld 498 . . . . . . . . . . . . . 14 (𝜑 ran ((,) ∘ 𝐹) ⊆ ran ([,] ∘ 𝐹))
180 ovolficcss 24077 . . . . . . . . . . . . . . 15 (𝐹:ℕ⟶( ≤ ∩ (ℝ × ℝ)) → ran ([,] ∘ 𝐹) ⊆ ℝ)
18113, 180syl 17 . . . . . . . . . . . . . 14 (𝜑 ran ([,] ∘ 𝐹) ⊆ ℝ)
182179, 181sstrd 3928 . . . . . . . . . . . . 13 (𝜑 ran ((,) ∘ 𝐹) ⊆ ℝ)
18316, 182eqsstrid 3966 . . . . . . . . . . . 12 (𝜑𝐴 ⊆ ℝ)
184183adantr 484 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → 𝐴 ⊆ ℝ)
185177, 184sstrid 3929 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ℝ)
186 inss1 4158 . . . . . . . . . . 11 (((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ((,)‘(𝐺𝑗))
187 ioossre 12790 . . . . . . . . . . . 12 ((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗))) ⊆ ℝ
188167, 187eqsstrdi 3972 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((,)‘(𝐺𝑗)) ⊆ ℝ)
189167fveq2d 6653 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((,)‘(𝐺𝑗))) = (vol*‘((1st ‘(𝐺𝑗))(,)(2nd ‘(𝐺𝑗)))))
190 ovolfcl 24074 . . . . . . . . . . . . . . 15 ((𝐺:ℕ⟶( ≤ ∩ (ℝ × ℝ)) ∧ 𝑗 ∈ ℕ) → ((1st ‘(𝐺𝑗)) ∈ ℝ ∧ (2nd ‘(𝐺𝑗)) ∈ ℝ ∧ (1st ‘(𝐺𝑗)) ≤ (2nd ‘(𝐺𝑗))))
1916, 90, 190syl2an 598 . . . . . . . . . . . . . 14 ((𝜑𝑗 ∈ (1...𝑀)) → ((1st ‘(𝐺𝑗)) ∈ ℝ ∧ (2nd ‘(𝐺𝑗)) ∈ ℝ ∧ (1st ‘(𝐺𝑗)) ≤ (2nd ‘(𝐺𝑗))))
192 ovolioo 24176 . . . . . . . . . . . . . 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 2836 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((,)‘(𝐺𝑗))) = ((2nd ‘(𝐺𝑗)) − (1st ‘(𝐺𝑗))))
195191simp2d 1140 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (2nd ‘(𝐺𝑗)) ∈ ℝ)
196191simp1d 1139 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (1st ‘(𝐺𝑗)) ∈ ℝ)
197195, 196resubcld 11061 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → ((2nd ‘(𝐺𝑗)) − (1st ‘(𝐺𝑗))) ∈ ℝ)
198194, 197eqeltrd 2893 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ)
199 ovolsscl 24094 . . . . . . . . . . 11 (((((,)‘(𝐺𝑗)) ∩ 𝐴) ⊆ ((,)‘(𝐺𝑗)) ∧ ((,)‘(𝐺𝑗)) ⊆ ℝ ∧ (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ∈ ℝ)
200186, 188, 198, 199mp3an2i 1463 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ∈ ℝ)
201 mblsplit 24140 . . . . . . . . . 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 1368 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) = ((vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿))) + (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿)))))
203 imassrn 5911 . . . . . . . . . . . . . . 15 (((,) ∘ 𝐹) “ (1...𝑁)) ⊆ ran ((,) ∘ 𝐹)
204203unissi 4812 . . . . . . . . . . . . . 14 (((,) ∘ 𝐹) “ (1...𝑁)) ⊆ ran ((,) ∘ 𝐹)
205204, 69, 163sstr4i 3961 . . . . . . . . . . . . 13 𝐿𝐴
206 sslin 4164 . . . . . . . . . . . . 13 (𝐿𝐴 → (((,)‘(𝐺𝑗)) ∩ 𝐿) ⊆ (((,)‘(𝐺𝑗)) ∩ 𝐴))
207205, 206mp1i 13 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ 𝐿) ⊆ (((,)‘(𝐺𝑗)) ∩ 𝐴))
208 sseqin2 4145 . . . . . . . . . . . 12 ((((,)‘(𝐺𝑗)) ∩ 𝐿) ⊆ (((,)‘(𝐺𝑗)) ∩ 𝐴) ↔ ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿)) = (((,)‘(𝐺𝑗)) ∩ 𝐿))
209207, 208sylib 221 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿)) = (((,)‘(𝐺𝑗)) ∩ 𝐿))
210209fveq2d 6653 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∩ (((,)‘(𝐺𝑗)) ∩ 𝐿))) = (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)))
211 indifdir 4213 . . . . . . . . . . . . 13 ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = ((𝐴 ∩ ((,)‘(𝐺𝑗))) ∖ (𝐿 ∩ ((,)‘(𝐺𝑗))))
212 incom 4131 . . . . . . . . . . . . . 14 (𝐴 ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝐴)
213 incom 4131 . . . . . . . . . . . . . 14 (𝐿 ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝐿)
214212, 213difeq12i 4051 . . . . . . . . . . . . 13 ((𝐴 ∩ ((,)‘(𝐺𝑗))) ∖ (𝐿 ∩ ((,)‘(𝐺𝑗)))) = ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿))
215211, 214eqtri 2824 . . . . . . . . . . . 12 ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿))
21679eqcomd 2807 . . . . . . . . . . . . . . . 16 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝐴)
21777ineq1d 4141 . . . . . . . . . . . . . . . . . 18 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
218 2fveq3 6654 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 = 𝑖 → ((,)‘(𝐹𝑥)) = ((,)‘(𝐹𝑖)))
219218cbvdisjv 5009 . . . . . . . . . . . . . . . . . . . 20 (Disj 𝑥 ∈ ℕ ((,)‘(𝐹𝑥)) ↔ Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
22014, 219sylib 221 . . . . . . . . . . . . . . . . . . 19 (𝜑Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
221 fz1ssnn 12937 . . . . . . . . . . . . . . . . . . . 20 (1...𝑁) ⊆ ℕ
222221a1i 11 . . . . . . . . . . . . . . . . . . 19 (𝜑 → (1...𝑁) ⊆ ℕ)
223 uzss 12257 . . . . . . . . . . . . . . . . . . . . 21 ((𝑁 + 1) ∈ (ℤ‘1) → (ℤ‘(𝑁 + 1)) ⊆ (ℤ‘1))
22439, 223syl 17 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → (ℤ‘(𝑁 + 1)) ⊆ (ℤ‘1))
225224, 36sseqtrrdi 3969 . . . . . . . . . . . . . . . . . . 19 (𝜑 → (ℤ‘(𝑁 + 1)) ⊆ ℕ)
226 uzdisj 12979 . . . . . . . . . . . . . . . . . . . 20 ((1...((𝑁 + 1) − 1)) ∩ (ℤ‘(𝑁 + 1))) = ∅
22747ineq1d 4141 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → ((1...((𝑁 + 1) − 1)) ∩ (ℤ‘(𝑁 + 1))) = ((1...𝑁) ∩ (ℤ‘(𝑁 + 1))))
228226, 227syl5reqr 2851 . . . . . . . . . . . . . . . . . . 19 (𝜑 → ((1...𝑁) ∩ (ℤ‘(𝑁 + 1))) = ∅)
229 disjiun 5020 . . . . . . . . . . . . . . . . . . 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 1369 . . . . . . . . . . . . . . . . . 18 (𝜑 → ( 𝑖 ∈ (1...𝑁)((,)‘(𝐹𝑖)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅)
231217, 230eqtrd 2836 . . . . . . . . . . . . . . . . 17 (𝜑 → (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅)
232 uneqdifeq 4399 . . . . . . . . . . . . . . . . 17 ((𝐿𝐴 ∧ (𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = ∅) → ((𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝐴 ↔ (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
233205, 231, 232sylancr 590 . . . . . . . . . . . . . . . 16 (𝜑 → ((𝐿 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))) = 𝐴 ↔ (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
234216, 233mpbid 235 . . . . . . . . . . . . . . 15 (𝜑 → (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
235234adantr 484 . . . . . . . . . . . . . 14 ((𝜑𝑗 ∈ (1...𝑀)) → (𝐴𝐿) = 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
236235ineq2d 4142 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (((,)‘(𝐺𝑗)) ∩ (𝐴𝐿)) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖))))
237 incom 4131 . . . . . . . . . . . . 13 ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ (𝐴𝐿))
238101, 98eqtri 2824 . . . . . . . . . . . . 13 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) = (((,)‘(𝐺𝑗)) ∩ 𝑖 ∈ (ℤ‘(𝑁 + 1))((,)‘(𝐹𝑖)))
239236, 237, 2383eqtr4g 2861 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → ((𝐴𝐿) ∩ ((,)‘(𝐺𝑗))) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
240215, 239syl5eqr 2850 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿)) = 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))
241240fveq2d 6653 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘((((,)‘(𝐺𝑗)) ∩ 𝐴) ∖ (((,)‘(𝐺𝑗)) ∩ 𝐿))) = (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
242210, 241oveq12d 7157 . . . . . . . . 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 2836 . . . . . . . 8 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) = ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))))
244200, 140resubcld 11061 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ∈ ℝ)
245 inss2 4159 . . . . . . . . . . . . 13 (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐺𝑗))
246188adantr 484 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((,)‘(𝐺𝑗)) ⊆ ℝ)
247198adantr 484 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ)
248 ovolsscl 24094 . . . . . . . . . . . . 13 (((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐺𝑗)) ∧ ((,)‘(𝐺𝑗)) ⊆ ℝ ∧ (vol*‘((,)‘(𝐺𝑗))) ∈ ℝ) → (vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
249245, 246, 247, 248mp3an2i 1463 . . . . . . . . . . . 12 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
250148, 249fsumrecl 15087 . . . . . . . . . . 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 3176 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → (abs‘(Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) − (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)))) < (𝐶 / 𝑀))
253250, 200, 140absdifltd 14789 . . . . . . . . . . . . 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 235 . . . . . . . . . . . 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 498 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) < Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
256244, 250, 255ltled 10781 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ≤ Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
257147fveq2d 6653 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) = (vol*‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
258 mblvol 24138 . . . . . . . . . . . . . . . . 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 2893 . . . . . . . . . . . . . . 15 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ)
261172, 260jca 515 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ (1...𝑀)) ∧ 𝑖 ∈ (1...𝑁)) → ((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol ∧ (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
262261ralrimiva 3152 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ (1...𝑀)) → ∀𝑖 ∈ (1...𝑁)((((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ∈ dom vol ∧ (vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ∈ ℝ))
263 inss1 4158 . . . . . . . . . . . . . . . 16 (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐹𝑖))
264263rgenw 3121 . . . . . . . . . . . . . . 15 𝑖 ∈ ℕ (((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))) ⊆ ((,)‘(𝐹𝑖))
265220adantr 484 . . . . . . . . . . . . . . 15 ((𝜑𝑗 ∈ (1...𝑀)) → Disj 𝑖 ∈ ℕ ((,)‘(𝐹𝑖)))
266 disjss2 5001 . . . . . . . . . . . . . . 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 5004 . . . . . . . . . . . . . 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 24155 . . . . . . . . . . . . 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 1368 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → (vol‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
272 mblvol 24138 . . . . . . . . . . . . 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 15056 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ (1...𝑀)) → Σ𝑖 ∈ (1...𝑁)(vol‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
275271, 273, 2743eqtr3d 2844 . . . . . . . . . . 11 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘ 𝑖 ∈ (1...𝑁)(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) = Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
276257, 275eqtrd 2836 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) = Σ𝑖 ∈ (1...𝑁)(vol*‘(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))))
277256, 276breqtrrd 5061 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ≤ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)))
278276, 250eqeltrd 2893 . . . . . . . . . 10 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) ∈ ℝ)
279200, 140, 278lesubaddd 11230 . . . . . . . . 9 ((𝜑𝑗 ∈ (1...𝑀)) → (((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) − (𝐶 / 𝑀)) ≤ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) ↔ (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀))))
280277, 279mpbid 235 . . . . . . . 8 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐴)) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀)))
281243, 280eqbrtrrd 5057 . . . . . . 7 ((𝜑𝑗 ∈ (1...𝑀)) → ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(((,)‘(𝐺𝑗)) ∩ 𝐿)) + (𝐶 / 𝑀)))
282131, 140, 278leadd2d 11228 . . . . . . 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 260 . . . . . 6 ((𝜑𝑗 ∈ (1...𝑀)) → (vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ (𝐶 / 𝑀))
284124, 131, 140, 283fsumle 15150 . . . . 5 (𝜑 → Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀))
285139recnd 10662 . . . . . . 7 (𝜑 → (𝐶 / 𝑀) ∈ ℂ)
286 fsumconst 15141 . . . . . . 7 (((1...𝑀) ∈ Fin ∧ (𝐶 / 𝑀) ∈ ℂ) → Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀) = ((♯‘(1...𝑀)) · (𝐶 / 𝑀)))
287124, 285, 286syl2anc 587 . . . . . 6 (𝜑 → Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀) = ((♯‘(1...𝑀)) · (𝐶 / 𝑀)))
288 nnnn0 11896 . . . . . . . 8 (𝑀 ∈ ℕ → 𝑀 ∈ ℕ0)
289 hashfz1 13706 . . . . . . . 8 (𝑀 ∈ ℕ0 → (♯‘(1...𝑀)) = 𝑀)
290138, 288, 2893syl 18 . . . . . . 7 (𝜑 → (♯‘(1...𝑀)) = 𝑀)
291290oveq1d 7154 . . . . . 6 (𝜑 → ((♯‘(1...𝑀)) · (𝐶 / 𝑀)) = (𝑀 · (𝐶 / 𝑀)))
292116recnd 10662 . . . . . . 7 (𝜑𝐶 ∈ ℂ)
293138nncnd 11645 . . . . . . 7 (𝜑𝑀 ∈ ℂ)
294138nnne0d 11679 . . . . . . 7 (𝜑𝑀 ≠ 0)
295292, 293, 294divcan2d 11411 . . . . . 6 (𝜑 → (𝑀 · (𝐶 / 𝑀)) = 𝐶)
296287, 291, 2953eqtrd 2840 . . . . 5 (𝜑 → Σ𝑗 ∈ (1...𝑀)(𝐶 / 𝑀) = 𝐶)
297284, 296breqtrd 5059 . . . 4 (𝜑 → Σ𝑗 ∈ (1...𝑀)(vol*‘ 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ 𝐶)
298114, 132, 116, 137, 297letrd 10790 . . 3 (𝜑 → (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗)))) ≤ 𝐶)
299114, 116, 34, 298leadd2dd 11248 . 2 (𝜑 → ((vol*‘(𝐾𝐿)) + (vol*‘ 𝑗 ∈ (1...𝑀) 𝑖 ∈ (ℤ‘(𝑁 + 1))(((,)‘(𝐹𝑖)) ∩ ((,)‘(𝐺𝑗))))) ≤ ((vol*‘(𝐾𝐿)) + 𝐶))
30031, 115, 117, 123, 299letrd 10790 1 (𝜑 → (vol*‘(𝐾𝐴)) ≤ ((vol*‘(𝐾𝐿)) + 𝐶))
 Colors of variables: wff setvar class Syntax hints:   → wi 4   ↔ wb 209   ∧ wa 399   ∧ w3a 1084   = wceq 1538   ∈ wcel 2112  ∀wral 3109   ∖ cdif 3881   ∪ cun 3882   ∩ cin 3883   ⊆ wss 3884  ∅c0 4246  𝒫 cpw 4500  ⟨cop 4534  ∪ cuni 4803  ∪ ciun 4884  Disj wdisj 4998   class class class wbr 5033   × cxp 5521  dom cdm 5523  ran crn 5524   “ cima 5526   ∘ ccom 5527  Fun wfun 6322   Fn wfn 6323  ⟶wf 6324  ‘cfv 6328  (class class class)co 7139  1st c1st 7673  2nd c2nd 7674  Fincfn 8496  supcsup 8892  ℂcc 10528  ℝcr 10529  0cc0 10530  1c1 10531   + caddc 10533   · cmul 10535  ℝ*cxr 10667   < clt 10668   ≤ cle 10669   − cmin 10863   / cdiv 11290  ℕcn 11629  ℕ0cn0 11889  ℤ≥cuz 12235  ℝ+crp 12381  (,)cioo 12730  [,]cicc 12733  ...cfz 12889  seqcseq 13368  ♯chash 13690  abscabs 14589  Σcsu 15038  vol*covol 24070  volcvol 24071 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 1911  ax-6 1970  ax-7 2015  ax-8 2114  ax-9 2122  ax-10 2143  ax-11 2159  ax-12 2176  ax-ext 2773  ax-rep 5157  ax-sep 5170  ax-nul 5177  ax-pow 5234  ax-pr 5298  ax-un 7445  ax-inf2 9092  ax-cnex 10586  ax-resscn 10587  ax-1cn 10588  ax-icn 10589  ax-addcl 10590  ax-addrcl 10591  ax-mulcl 10592  ax-mulrcl 10593  ax-mulcom 10594  ax-addass 10595  ax-mulass 10596  ax-distr 10597  ax-i2m1 10598  ax-1ne0 10599  ax-1rid 10600  ax-rnegex 10601  ax-rrecex 10602  ax-cnre 10603  ax-pre-lttri 10604  ax-pre-lttrn 10605  ax-pre-ltadd 10606  ax-pre-mulgt0 10607  ax-pre-sup 10608 This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3or 1085  df-3an 1086  df-tru 1541  df-fal 1551  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2601  df-eu 2632  df-clab 2780  df-cleq 2794  df-clel 2873  df-nfc 2941  df-ne 2991  df-nel 3095  df-ral 3114  df-rex 3115  df-reu 3116  df-rmo 3117  df-rab 3118  df-v 3446  df-sbc 3724  df-csb 3832  df-dif 3887  df-un 3889  df-in 3891  df-ss 3901  df-pss 3903  df-nul 4247  df-if 4429  df-pw 4502  df-sn 4529  df-pr 4531  df-tp 4533  df-op 4535  df-uni 4804  df-int 4842  df-iun 4886  df-disj 4999  df-br 5034  df-opab 5096  df-mpt 5114  df-tr 5140  df-id 5428  df-eprel 5433  df-po 5442  df-so 5443  df-fr 5482  df-se 5483  df-we 5484  df-xp 5529  df-rel 5530  df-cnv 5531  df-co 5532  df-dm 5533  df-rn 5534  df-res 5535  df-ima 5536  df-pred 6120  df-ord 6166  df-on 6167  df-lim 6168  df-suc 6169  df-iota 6287  df-fun 6330  df-fn 6331  df-f 6332  df-f1 6333  df-fo 6334  df-f1o 6335  df-fv 6336  df-isom 6337  df-riota 7097  df-ov 7142  df-oprab 7143  df-mpo 7144  df-of 7393  df-om 7565  df-1st 7675  df-2nd 7676  df-wrecs 7934  df-recs 7995  df-rdg 8033  df-1o 8089  df-2o 8090  df-oadd 8093  df-er 8276  df-map 8395  df-pm 8396  df-en 8497  df-dom 8498  df-sdom 8499  df-fin 8500  df-fi 8863  df-sup 8894  df-inf 8895  df-oi 8962  df-dju 9318  df-card 9356  df-acn 9359  df-pnf 10670  df-mnf 10671  df-xr 10672  df-ltxr 10673  df-le 10674  df-sub 10865  df-neg 10866  df-div 11291  df-nn 11630  df-2 11692  df-3 11693  df-n0 11890  df-z 11974  df-uz 12236  df-q 12341  df-rp 12382  df-xneg 12499  df-xadd 12500  df-xmul 12501  df-ioo 12734  df-ico 12736  df-icc 12737  df-fz 12890  df-fzo 13033  df-fl 13161  df-seq 13369  df-exp 13430  df-hash 13691  df-cj 14454  df-re 14455  df-im 14456  df-sqrt 14590  df-abs 14591  df-clim 14841  df-rlim 14842  df-sum 15039  df-rest 16692  df-topgen 16713  df-psmet 20087  df-xmet 20088  df-met 20089  df-bl 20090  df-mopn 20091  df-top 21503  df-topon 21520  df-bases 21555  df-cmp 21996  df-ovol 24072  df-vol 24073 This theorem is referenced by:  uniioombllem5  24195
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