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Theorem ovnlecvr2 46565
Description: Given a subset of multidimensional reals and a set of half-open intervals that covers it, the Lebesgue outer measure of the set is bounded by the generalized sum of the pre-measure of the half-open intervals. (Contributed by Glauco Siliprandi, 24-Dec-2020.)
Hypotheses
Ref Expression
ovnlecvr2.x (𝜑𝑋 ∈ Fin)
ovnlecvr2.c (𝜑𝐶:ℕ⟶(ℝ ↑m 𝑋))
ovnlecvr2.d (𝜑𝐷:ℕ⟶(ℝ ↑m 𝑋))
ovnlecvr2.s (𝜑𝐴 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
ovnlecvr2.l 𝐿 = (𝑥 ∈ Fin ↦ (𝑎 ∈ (ℝ ↑m 𝑥), 𝑏 ∈ (ℝ ↑m 𝑥) ↦ if(𝑥 = ∅, 0, ∏𝑘𝑥 (vol‘((𝑎𝑘)[,)(𝑏𝑘))))))
Assertion
Ref Expression
ovnlecvr2 (𝜑 → ((voln*‘𝑋)‘𝐴) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
Distinct variable groups:   𝐶,𝑎,𝑏,𝑘   𝐷,𝑎,𝑏,𝑘   𝑋,𝑎,𝑏,𝑗,𝑘,𝑥   𝜑,𝑎,𝑏,𝑗,𝑘,𝑥
Allowed substitution hints:   𝐴(𝑥,𝑗,𝑘,𝑎,𝑏)   𝐶(𝑥,𝑗)   𝐷(𝑥,𝑗)   𝐿(𝑥,𝑗,𝑘,𝑎,𝑏)

Proof of Theorem ovnlecvr2
Dummy variables 𝑖 𝑧 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 fveq2 6906 . . . . . 6 (𝑋 = ∅ → (voln*‘𝑋) = (voln*‘∅))
21fveq1d 6908 . . . . 5 (𝑋 = ∅ → ((voln*‘𝑋)‘𝐴) = ((voln*‘∅)‘𝐴))
32adantl 481 . . . 4 ((𝜑𝑋 = ∅) → ((voln*‘𝑋)‘𝐴) = ((voln*‘∅)‘𝐴))
4 ovnlecvr2.s . . . . . . 7 (𝜑𝐴 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
54adantr 480 . . . . . 6 ((𝜑𝑋 = ∅) → 𝐴 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
6 1nn 12274 . . . . . . . . . . 11 1 ∈ ℕ
7 ne0i 4346 . . . . . . . . . . 11 (1 ∈ ℕ → ℕ ≠ ∅)
86, 7ax-mp 5 . . . . . . . . . 10 ℕ ≠ ∅
98a1i 11 . . . . . . . . 9 (𝜑 → ℕ ≠ ∅)
10 iunconst 5005 . . . . . . . . 9 (ℕ ≠ ∅ → 𝑗 ∈ ℕ {∅} = {∅})
119, 10syl 17 . . . . . . . 8 (𝜑 𝑗 ∈ ℕ {∅} = {∅})
1211adantr 480 . . . . . . 7 ((𝜑𝑋 = ∅) → 𝑗 ∈ ℕ {∅} = {∅})
13 ixpeq1 8946 . . . . . . . . . . 11 (𝑋 = ∅ → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = X𝑘 ∈ ∅ (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
14 ixp0x 8964 . . . . . . . . . . . 12 X𝑘 ∈ ∅ (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = {∅}
1514a1i 11 . . . . . . . . . . 11 (𝑋 = ∅ → X𝑘 ∈ ∅ (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = {∅})
1613, 15eqtrd 2774 . . . . . . . . . 10 (𝑋 = ∅ → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = {∅})
1716adantr 480 . . . . . . . . 9 ((𝑋 = ∅ ∧ 𝑗 ∈ ℕ) → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = {∅})
1817iuneq2dv 5020 . . . . . . . 8 (𝑋 = ∅ → 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = 𝑗 ∈ ℕ {∅})
1918adantl 481 . . . . . . 7 ((𝜑𝑋 = ∅) → 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = 𝑗 ∈ ℕ {∅})
20 reex 11243 . . . . . . . . 9 ℝ ∈ V
21 mapdm0 8880 . . . . . . . . 9 (ℝ ∈ V → (ℝ ↑m ∅) = {∅})
2220, 21ax-mp 5 . . . . . . . 8 (ℝ ↑m ∅) = {∅}
2322a1i 11 . . . . . . 7 ((𝜑𝑋 = ∅) → (ℝ ↑m ∅) = {∅})
2412, 19, 233eqtr4d 2784 . . . . . 6 ((𝜑𝑋 = ∅) → 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = (ℝ ↑m ∅))
255, 24sseqtrd 4035 . . . . 5 ((𝜑𝑋 = ∅) → 𝐴 ⊆ (ℝ ↑m ∅))
2625ovn0val 46505 . . . 4 ((𝜑𝑋 = ∅) → ((voln*‘∅)‘𝐴) = 0)
273, 26eqtrd 2774 . . 3 ((𝜑𝑋 = ∅) → ((voln*‘𝑋)‘𝐴) = 0)
28 nfv 1911 . . . . 5 𝑗𝜑
29 nnex 12269 . . . . . 6 ℕ ∈ V
3029a1i 11 . . . . 5 (𝜑 → ℕ ∈ V)
31 icossicc 13472 . . . . . 6 (0[,)+∞) ⊆ (0[,]+∞)
32 ovnlecvr2.l . . . . . . 7 𝐿 = (𝑥 ∈ Fin ↦ (𝑎 ∈ (ℝ ↑m 𝑥), 𝑏 ∈ (ℝ ↑m 𝑥) ↦ if(𝑥 = ∅, 0, ∏𝑘𝑥 (vol‘((𝑎𝑘)[,)(𝑏𝑘))))))
33 ovnlecvr2.x . . . . . . . 8 (𝜑𝑋 ∈ Fin)
3433adantr 480 . . . . . . 7 ((𝜑𝑗 ∈ ℕ) → 𝑋 ∈ Fin)
35 ovnlecvr2.c . . . . . . . . 9 (𝜑𝐶:ℕ⟶(ℝ ↑m 𝑋))
3635ffvelcdmda 7103 . . . . . . . 8 ((𝜑𝑗 ∈ ℕ) → (𝐶𝑗) ∈ (ℝ ↑m 𝑋))
37 elmapi 8887 . . . . . . . 8 ((𝐶𝑗) ∈ (ℝ ↑m 𝑋) → (𝐶𝑗):𝑋⟶ℝ)
3836, 37syl 17 . . . . . . 7 ((𝜑𝑗 ∈ ℕ) → (𝐶𝑗):𝑋⟶ℝ)
39 ovnlecvr2.d . . . . . . . . 9 (𝜑𝐷:ℕ⟶(ℝ ↑m 𝑋))
4039ffvelcdmda 7103 . . . . . . . 8 ((𝜑𝑗 ∈ ℕ) → (𝐷𝑗) ∈ (ℝ ↑m 𝑋))
41 elmapi 8887 . . . . . . . 8 ((𝐷𝑗) ∈ (ℝ ↑m 𝑋) → (𝐷𝑗):𝑋⟶ℝ)
4240, 41syl 17 . . . . . . 7 ((𝜑𝑗 ∈ ℕ) → (𝐷𝑗):𝑋⟶ℝ)
4332, 34, 38, 42hoidmvcl 46537 . . . . . 6 ((𝜑𝑗 ∈ ℕ) → ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)) ∈ (0[,)+∞))
4431, 43sselid 3992 . . . . 5 ((𝜑𝑗 ∈ ℕ) → ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)) ∈ (0[,]+∞))
4528, 30, 44sge0ge0mpt 46393 . . . 4 (𝜑 → 0 ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
4645adantr 480 . . 3 ((𝜑𝑋 = ∅) → 0 ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
4727, 46eqbrtrd 5169 . 2 ((𝜑𝑋 = ∅) → ((voln*‘𝑋)‘𝐴) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
48 simpl 482 . . 3 ((𝜑 ∧ ¬ 𝑋 = ∅) → 𝜑)
49 neqne 2945 . . . 4 𝑋 = ∅ → 𝑋 ≠ ∅)
5049adantl 481 . . 3 ((𝜑 ∧ ¬ 𝑋 = ∅) → 𝑋 ≠ ∅)
5133adantr 480 . . . . 5 ((𝜑𝑋 ≠ ∅) → 𝑋 ∈ Fin)
52 simpr 484 . . . . 5 ((𝜑𝑋 ≠ ∅) → 𝑋 ≠ ∅)
5338ffvelcdmda 7103 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → ((𝐶𝑗)‘𝑘) ∈ ℝ)
5442ffvelcdmda 7103 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → ((𝐷𝑗)‘𝑘) ∈ ℝ)
5554rexrd 11308 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → ((𝐷𝑗)‘𝑘) ∈ ℝ*)
56 icossre 13464 . . . . . . . . . . . . 13 ((((𝐶𝑗)‘𝑘) ∈ ℝ ∧ ((𝐷𝑗)‘𝑘) ∈ ℝ*) → (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ ℝ)
5753, 55, 56syl2anc 584 . . . . . . . . . . . 12 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ ℝ)
5857ralrimiva 3143 . . . . . . . . . . 11 ((𝜑𝑗 ∈ ℕ) → ∀𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ ℝ)
59 ss2ixp 8948 . . . . . . . . . . 11 (∀𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ ℝ → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ X𝑘𝑋 ℝ)
6058, 59syl 17 . . . . . . . . . 10 ((𝜑𝑗 ∈ ℕ) → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ X𝑘𝑋 ℝ)
6120a1i 11 . . . . . . . . . . . 12 (𝜑 → ℝ ∈ V)
62 ixpconstg 8944 . . . . . . . . . . . 12 ((𝑋 ∈ Fin ∧ ℝ ∈ V) → X𝑘𝑋 ℝ = (ℝ ↑m 𝑋))
6333, 61, 62syl2anc 584 . . . . . . . . . . 11 (𝜑X𝑘𝑋 ℝ = (ℝ ↑m 𝑋))
6463adantr 480 . . . . . . . . . 10 ((𝜑𝑗 ∈ ℕ) → X𝑘𝑋 ℝ = (ℝ ↑m 𝑋))
6560, 64sseqtrd 4035 . . . . . . . . 9 ((𝜑𝑗 ∈ ℕ) → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ (ℝ ↑m 𝑋))
6665ralrimiva 3143 . . . . . . . 8 (𝜑 → ∀𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ (ℝ ↑m 𝑋))
67 iunss 5049 . . . . . . . 8 ( 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ (ℝ ↑m 𝑋) ↔ ∀𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ (ℝ ↑m 𝑋))
6866, 67sylibr 234 . . . . . . 7 (𝜑 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) ⊆ (ℝ ↑m 𝑋))
694, 68sstrd 4005 . . . . . 6 (𝜑𝐴 ⊆ (ℝ ↑m 𝑋))
7069adantr 480 . . . . 5 ((𝜑𝑋 ≠ ∅) → 𝐴 ⊆ (ℝ ↑m 𝑋))
71 eqid 2734 . . . . 5 {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))} = {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))}
7251, 52, 70, 71ovnn0val 46506 . . . 4 ((𝜑𝑋 ≠ ∅) → ((voln*‘𝑋)‘𝐴) = inf({𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))}, ℝ*, < ))
73 ssrab2 4089 . . . . . 6 {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))} ⊆ ℝ*
7473a1i 11 . . . . 5 ((𝜑𝑋 ≠ ∅) → {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))} ⊆ ℝ*)
7528, 30, 44sge0xrclmpt 46383 . . . . . . . 8 (𝜑 → (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ ℝ*)
7675adantr 480 . . . . . . 7 ((𝜑𝑋 ≠ ∅) → (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ ℝ*)
77 opelxpi 5725 . . . . . . . . . . . . . 14 ((((𝐶𝑗)‘𝑘) ∈ ℝ ∧ ((𝐷𝑗)‘𝑘) ∈ ℝ) → ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩ ∈ (ℝ × ℝ))
7853, 54, 77syl2anc 584 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩ ∈ (ℝ × ℝ))
7978fmpttd 7134 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ ℕ) → (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩):𝑋⟶(ℝ × ℝ))
8020, 20xpex 7771 . . . . . . . . . . . . . 14 (ℝ × ℝ) ∈ V
8180a1i 11 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ ℕ) → (ℝ × ℝ) ∈ V)
82 elmapg 8877 . . . . . . . . . . . . 13 (((ℝ × ℝ) ∈ V ∧ 𝑋 ∈ Fin) → ((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ ((ℝ × ℝ) ↑m 𝑋) ↔ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩):𝑋⟶(ℝ × ℝ)))
8381, 34, 82syl2anc 584 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ ℕ) → ((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ ((ℝ × ℝ) ↑m 𝑋) ↔ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩):𝑋⟶(ℝ × ℝ)))
8479, 83mpbird 257 . . . . . . . . . . 11 ((𝜑𝑗 ∈ ℕ) → (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ ((ℝ × ℝ) ↑m 𝑋))
8584fmpttd 7134 . . . . . . . . . 10 (𝜑 → (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)):ℕ⟶((ℝ × ℝ) ↑m 𝑋))
86 ovexd 7465 . . . . . . . . . . 11 (𝜑 → ((ℝ × ℝ) ↑m 𝑋) ∈ V)
87 elmapg 8877 . . . . . . . . . . 11 ((((ℝ × ℝ) ↑m 𝑋) ∈ V ∧ ℕ ∈ V) → ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ) ↔ (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)):ℕ⟶((ℝ × ℝ) ↑m 𝑋)))
8886, 30, 87syl2anc 584 . . . . . . . . . 10 (𝜑 → ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ) ↔ (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)):ℕ⟶((ℝ × ℝ) ↑m 𝑋)))
8985, 88mpbird 257 . . . . . . . . 9 (𝜑 → (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ))
9089adantr 480 . . . . . . . 8 ((𝜑𝑋 ≠ ∅) → (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ))
91 simpr 484 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑗 ∈ ℕ) → 𝑗 ∈ ℕ)
92 mptexg 7240 . . . . . . . . . . . . . . . . . . . 20 (𝑋 ∈ Fin → (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ V)
9333, 92syl 17 . . . . . . . . . . . . . . . . . . 19 (𝜑 → (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ V)
9493adantr 480 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑗 ∈ ℕ) → (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ V)
95 eqid 2734 . . . . . . . . . . . . . . . . . . 19 (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
9695fvmpt2 7026 . . . . . . . . . . . . . . . . . 18 ((𝑗 ∈ ℕ ∧ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) ∈ V) → ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗) = (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
9791, 94, 96syl2anc 584 . . . . . . . . . . . . . . . . 17 ((𝜑𝑗 ∈ ℕ) → ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗) = (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
9897coeq2d 5875 . . . . . . . . . . . . . . . 16 ((𝜑𝑗 ∈ ℕ) → ([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗)) = ([,) ∘ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)))
9998fveq1d 6908 . . . . . . . . . . . . . . 15 ((𝜑𝑗 ∈ ℕ) → (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘) = (([,) ∘ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑘))
10099adantr 480 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘) = (([,) ∘ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑘))
10179adantr 480 . . . . . . . . . . . . . . 15 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩):𝑋⟶(ℝ × ℝ))
102 simpr 484 . . . . . . . . . . . . . . 15 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → 𝑘𝑋)
103101, 102fvovco 45135 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (([,) ∘ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑘) = ((1st ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘))[,)(2nd ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘))))
104 simpr 484 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑘𝑋) → 𝑘𝑋)
105 opex 5474 . . . . . . . . . . . . . . . . . . . 20 ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩ ∈ V
106105a1i 11 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑘𝑋) → ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩ ∈ V)
107 eqid 2734 . . . . . . . . . . . . . . . . . . . 20 (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) = (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)
108107fvmpt2 7026 . . . . . . . . . . . . . . . . . . 19 ((𝑘𝑋 ∧ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩ ∈ V) → ((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘) = ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)
109104, 106, 108syl2anc 584 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑘𝑋) → ((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘) = ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)
110109fveq2d 6910 . . . . . . . . . . . . . . . . 17 ((𝜑𝑘𝑋) → (1st ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘)) = (1st ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
111 fvex 6919 . . . . . . . . . . . . . . . . . . 19 ((𝐶𝑗)‘𝑘) ∈ V
112 fvex 6919 . . . . . . . . . . . . . . . . . . 19 ((𝐷𝑗)‘𝑘) ∈ V
113 op1stg 8024 . . . . . . . . . . . . . . . . . . 19 ((((𝐶𝑗)‘𝑘) ∈ V ∧ ((𝐷𝑗)‘𝑘) ∈ V) → (1st ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) = ((𝐶𝑗)‘𝑘))
114111, 112, 113mp2an 692 . . . . . . . . . . . . . . . . . 18 (1st ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) = ((𝐶𝑗)‘𝑘)
115114a1i 11 . . . . . . . . . . . . . . . . 17 ((𝜑𝑘𝑋) → (1st ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) = ((𝐶𝑗)‘𝑘))
116110, 115eqtrd 2774 . . . . . . . . . . . . . . . 16 ((𝜑𝑘𝑋) → (1st ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘)) = ((𝐶𝑗)‘𝑘))
117109fveq2d 6910 . . . . . . . . . . . . . . . . 17 ((𝜑𝑘𝑋) → (2nd ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘)) = (2nd ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
118111, 112op2nd 8021 . . . . . . . . . . . . . . . . . 18 (2nd ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) = ((𝐷𝑗)‘𝑘)
119118a1i 11 . . . . . . . . . . . . . . . . 17 ((𝜑𝑘𝑋) → (2nd ‘⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩) = ((𝐷𝑗)‘𝑘))
120117, 119eqtrd 2774 . . . . . . . . . . . . . . . 16 ((𝜑𝑘𝑋) → (2nd ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘)) = ((𝐷𝑗)‘𝑘))
121116, 120oveq12d 7448 . . . . . . . . . . . . . . 15 ((𝜑𝑘𝑋) → ((1st ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘))[,)(2nd ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘))) = (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
122121adantlr 715 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → ((1st ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘))[,)(2nd ‘((𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)‘𝑘))) = (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
123100, 103, 1223eqtrrd 2779 . . . . . . . . . . . . 13 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
124123ixpeq2dva 8950 . . . . . . . . . . . 12 ((𝜑𝑗 ∈ ℕ) → X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
125124iuneq2dv 5020 . . . . . . . . . . 11 (𝜑 𝑗 ∈ ℕ X𝑘𝑋 (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)) = 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
1264, 125sseqtrd 4035 . . . . . . . . . 10 (𝜑𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
127126adantr 480 . . . . . . . . 9 ((𝜑𝑋 ≠ ∅) → 𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
128 eqidd 2735 . . . . . . . . . 10 ((𝜑𝑋 ≠ ∅) → (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))))
12951adantr 480 . . . . . . . . . . . . 13 (((𝜑𝑋 ≠ ∅) ∧ 𝑗 ∈ ℕ) → 𝑋 ∈ Fin)
13052adantr 480 . . . . . . . . . . . . 13 (((𝜑𝑋 ≠ ∅) ∧ 𝑗 ∈ ℕ) → 𝑋 ≠ ∅)
13138adantlr 715 . . . . . . . . . . . . 13 (((𝜑𝑋 ≠ ∅) ∧ 𝑗 ∈ ℕ) → (𝐶𝑗):𝑋⟶ℝ)
13242adantlr 715 . . . . . . . . . . . . 13 (((𝜑𝑋 ≠ ∅) ∧ 𝑗 ∈ ℕ) → (𝐷𝑗):𝑋⟶ℝ)
13332, 129, 130, 131, 132hoidmvn0val 46539 . . . . . . . . . . . 12 (((𝜑𝑋 ≠ ∅) ∧ 𝑗 ∈ ℕ) → ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)) = ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))
134133mpteq2dva 5247 . . . . . . . . . . 11 ((𝜑𝑋 ≠ ∅) → (𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗))) = (𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))))
135134fveq2d 6910 . . . . . . . . . 10 ((𝜑𝑋 ≠ ∅) → (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))))
136123eqcomd 2740 . . . . . . . . . . . . . . 15 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘) = (((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))
137136fveq2d 6910 . . . . . . . . . . . . . 14 (((𝜑𝑗 ∈ ℕ) ∧ 𝑘𝑋) → (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)) = (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))
138137prodeq2dv 15954 . . . . . . . . . . . . 13 ((𝜑𝑗 ∈ ℕ) → ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)) = ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))
139138mpteq2dva 5247 . . . . . . . . . . . 12 (𝜑 → (𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))) = (𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘)))))
140139fveq2d 6910 . . . . . . . . . . 11 (𝜑 → (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))))
141140adantr 480 . . . . . . . . . 10 ((𝜑𝑋 ≠ ∅) → (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(((𝐶𝑗)‘𝑘)[,)((𝐷𝑗)‘𝑘))))))
142128, 135, 1413eqtr4d 2784 . . . . . . . . 9 ((𝜑𝑋 ≠ ∅) → (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))))
143127, 142jca 511 . . . . . . . 8 ((𝜑𝑋 ≠ ∅) → (𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))))))
144 nfcv 2902 . . . . . . . . . . . . 13 𝑗𝑖
145 nfmpt1 5255 . . . . . . . . . . . . 13 𝑗(𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
146144, 145nfeq 2916 . . . . . . . . . . . 12 𝑗 𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
147 nfcv 2902 . . . . . . . . . . . . . . 15 𝑘𝑖
148 nfcv 2902 . . . . . . . . . . . . . . . 16 𝑘
149 nfmpt1 5255 . . . . . . . . . . . . . . . 16 𝑘(𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)
150148, 149nfmpt 5254 . . . . . . . . . . . . . . 15 𝑘(𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
151147, 150nfeq 2916 . . . . . . . . . . . . . 14 𝑘 𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))
152 fveq1 6905 . . . . . . . . . . . . . . . . 17 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (𝑖𝑗) = ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))
153152coeq2d 5875 . . . . . . . . . . . . . . . 16 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → ([,) ∘ (𝑖𝑗)) = ([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗)))
154153fveq1d 6908 . . . . . . . . . . . . . . 15 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (([,) ∘ (𝑖𝑗))‘𝑘) = (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
155154adantr 480 . . . . . . . . . . . . . 14 ((𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∧ 𝑘𝑋) → (([,) ∘ (𝑖𝑗))‘𝑘) = (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
156151, 155ixpeq2d 45007 . . . . . . . . . . . . 13 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) = X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
157156adantr 480 . . . . . . . . . . . 12 ((𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∧ 𝑗 ∈ ℕ) → X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) = X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
158146, 157iuneq2df 44985 . . . . . . . . . . 11 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) = 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))
159158sseq2d 4027 . . . . . . . . . 10 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ↔ 𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))
160 nfv 1911 . . . . . . . . . . . . . . . 16 𝑘 𝑗 ∈ ℕ
161151, 160nfan 1896 . . . . . . . . . . . . . . 15 𝑘(𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∧ 𝑗 ∈ ℕ)
162154fveq2d 6910 . . . . . . . . . . . . . . . . 17 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)) = (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))
163162a1d 25 . . . . . . . . . . . . . . . 16 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (𝑘𝑋 → (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)) = (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))))
164163adantr 480 . . . . . . . . . . . . . . 15 ((𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∧ 𝑗 ∈ ℕ) → (𝑘𝑋 → (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)) = (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))))
165161, 164ralrimi 3254 . . . . . . . . . . . . . 14 ((𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∧ 𝑗 ∈ ℕ) → ∀𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)) = (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))
166165prodeq2d 15953 . . . . . . . . . . . . 13 ((𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∧ 𝑗 ∈ ℕ) → ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)) = ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))
167146, 166mpteq2da 5245 . . . . . . . . . . . 12 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))) = (𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))))
168167fveq2d 6910 . . . . . . . . . . 11 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))))
169168eqeq2d 2745 . . . . . . . . . 10 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → ((Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))) ↔ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘))))))
170159, 169anbi12d 632 . . . . . . . . 9 (𝑖 = (𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) → ((𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))))) ↔ (𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))))))
171170rspcev 3621 . . . . . . . 8 (((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩)) ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ) ∧ (𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ ((𝑗 ∈ ℕ ↦ (𝑘𝑋 ↦ ⟨((𝐶𝑗)‘𝑘), ((𝐷𝑗)‘𝑘)⟩))‘𝑗))‘𝑘)))))) → ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))))))
17290, 143, 171syl2anc 584 . . . . . . 7 ((𝜑𝑋 ≠ ∅) → ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))))))
17376, 172jca 511 . . . . . 6 ((𝜑𝑋 ≠ ∅) → ((Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ ℝ* ∧ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))))
174 eqeq1 2738 . . . . . . . . 9 (𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) → (𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))) ↔ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))))))
175174anbi2d 630 . . . . . . . 8 (𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) → ((𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))))) ↔ (𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))))
176175rexbidv 3176 . . . . . . 7 (𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) → (∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘))))) ↔ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))))
177176elrab 3694 . . . . . 6 ((Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))} ↔ ((Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ ℝ* ∧ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))))
178173, 177sylibr 234 . . . . 5 ((𝜑𝑋 ≠ ∅) → (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))})
179 infxrlb 13372 . . . . 5 (({𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))} ⊆ ℝ* ∧ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))) ∈ {𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))}) → inf({𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))}, ℝ*, < ) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
18074, 178, 179syl2anc 584 . . . 4 ((𝜑𝑋 ≠ ∅) → inf({𝑧 ∈ ℝ* ∣ ∃𝑖 ∈ (((ℝ × ℝ) ↑m 𝑋) ↑m ℕ)(𝐴 𝑗 ∈ ℕ X𝑘𝑋 (([,) ∘ (𝑖𝑗))‘𝑘) ∧ 𝑧 = (Σ^‘(𝑗 ∈ ℕ ↦ ∏𝑘𝑋 (vol‘(([,) ∘ (𝑖𝑗))‘𝑘)))))}, ℝ*, < ) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
18172, 180eqbrtrd 5169 . . 3 ((𝜑𝑋 ≠ ∅) → ((voln*‘𝑋)‘𝐴) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
18248, 50, 181syl2anc 584 . 2 ((𝜑 ∧ ¬ 𝑋 = ∅) → ((voln*‘𝑋)‘𝐴) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
18347, 182pm2.61dan 813 1 (𝜑 → ((voln*‘𝑋)‘𝐴) ≤ (Σ^‘(𝑗 ∈ ℕ ↦ ((𝐶𝑗)(𝐿𝑋)(𝐷𝑗)))))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 206  wa 395   = wceq 1536  wcel 2105  wne 2937  wral 3058  wrex 3067  {crab 3432  Vcvv 3477  wss 3962  c0 4338  ifcif 4530  {csn 4630  cop 4636   ciun 4995   class class class wbr 5147  cmpt 5230   × cxp 5686  ccom 5692  wf 6558  cfv 6562  (class class class)co 7430  cmpo 7432  1st c1st 8010  2nd c2nd 8011  m cmap 8864  Xcixp 8935  Fincfn 8983  infcinf 9478  cr 11151  0cc0 11152  1c1 11153  +∞cpnf 11289  *cxr 11291   < clt 11292  cle 11293  cn 12263  [,)cico 13385  [,]cicc 13386  cprod 15935  volcvol 25511  Σ^csumge0 46317  voln*covoln 46491
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1791  ax-4 1805  ax-5 1907  ax-6 1964  ax-7 2004  ax-8 2107  ax-9 2115  ax-10 2138  ax-11 2154  ax-12 2174  ax-ext 2705  ax-rep 5284  ax-sep 5301  ax-nul 5311  ax-pow 5370  ax-pr 5437  ax-un 7753  ax-inf2 9678  ax-cnex 11208  ax-resscn 11209  ax-1cn 11210  ax-icn 11211  ax-addcl 11212  ax-addrcl 11213  ax-mulcl 11214  ax-mulrcl 11215  ax-mulcom 11216  ax-addass 11217  ax-mulass 11218  ax-distr 11219  ax-i2m1 11220  ax-1ne0 11221  ax-1rid 11222  ax-rnegex 11223  ax-rrecex 11224  ax-cnre 11225  ax-pre-lttri 11226  ax-pre-lttrn 11227  ax-pre-ltadd 11228  ax-pre-mulgt0 11229  ax-pre-sup 11230
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1539  df-fal 1549  df-ex 1776  df-nf 1780  df-sb 2062  df-mo 2537  df-eu 2566  df-clab 2712  df-cleq 2726  df-clel 2813  df-nfc 2889  df-ne 2938  df-nel 3044  df-ral 3059  df-rex 3068  df-rmo 3377  df-reu 3378  df-rab 3433  df-v 3479  df-sbc 3791  df-csb 3908  df-dif 3965  df-un 3967  df-in 3969  df-ss 3979  df-pss 3982  df-nul 4339  df-if 4531  df-pw 4606  df-sn 4631  df-pr 4633  df-op 4637  df-uni 4912  df-int 4951  df-iun 4997  df-br 5148  df-opab 5210  df-mpt 5231  df-tr 5265  df-id 5582  df-eprel 5588  df-po 5596  df-so 5597  df-fr 5640  df-se 5641  df-we 5642  df-xp 5694  df-rel 5695  df-cnv 5696  df-co 5697  df-dm 5698  df-rn 5699  df-res 5700  df-ima 5701  df-pred 6322  df-ord 6388  df-on 6389  df-lim 6390  df-suc 6391  df-iota 6515  df-fun 6564  df-fn 6565  df-f 6566  df-f1 6567  df-fo 6568  df-f1o 6569  df-fv 6570  df-isom 6571  df-riota 7387  df-ov 7433  df-oprab 7434  df-mpo 7435  df-of 7696  df-om 7887  df-1st 8012  df-2nd 8013  df-frecs 8304  df-wrecs 8335  df-recs 8409  df-rdg 8448  df-1o 8504  df-2o 8505  df-er 8743  df-map 8866  df-pm 8867  df-ixp 8936  df-en 8984  df-dom 8985  df-sdom 8986  df-fin 8987  df-fi 9448  df-sup 9479  df-inf 9480  df-oi 9547  df-dju 9938  df-card 9976  df-pnf 11294  df-mnf 11295  df-xr 11296  df-ltxr 11297  df-le 11298  df-sub 11491  df-neg 11492  df-div 11918  df-nn 12264  df-2 12326  df-3 12327  df-n0 12524  df-z 12611  df-uz 12876  df-q 12988  df-rp 13032  df-xneg 13151  df-xadd 13152  df-xmul 13153  df-ioo 13387  df-ico 13389  df-icc 13390  df-fz 13544  df-fzo 13691  df-fl 13828  df-seq 14039  df-exp 14099  df-hash 14366  df-cj 15134  df-re 15135  df-im 15136  df-sqrt 15270  df-abs 15271  df-clim 15520  df-rlim 15521  df-sum 15719  df-prod 15936  df-rest 17468  df-topgen 17489  df-psmet 21373  df-xmet 21374  df-met 21375  df-bl 21376  df-mopn 21377  df-top 22915  df-topon 22932  df-bases 22968  df-cmp 23410  df-ovol 25512  df-vol 25513  df-sumge0 46318  df-ovoln 46492
This theorem is referenced by:  hspmbllem2  46582
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