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Theorem sge0split 45425
Description: Split a sum of nonnegative extended reals into two parts. (Contributed by Glauco Siliprandi, 17-Aug-2020.)
Hypotheses
Ref Expression
sge0split.a (𝜑𝐴𝑉)
sge0split.b (𝜑𝐵𝑊)
sge0split.u 𝑈 = (𝐴𝐵)
sge0split.in0 (𝜑 → (𝐴𝐵) = ∅)
sge0split.f (𝜑𝐹:𝑈⟶(0[,]+∞))
Assertion
Ref Expression
sge0split (𝜑 → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))

Proof of Theorem sge0split
Dummy variables 𝑎 𝑏 𝑥 𝑧 𝑦 𝑐 𝑑 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 sge0split.a . . . . 5 (𝜑𝐴𝑉)
21adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → 𝐴𝑉)
3 sge0split.b . . . . 5 (𝜑𝐵𝑊)
43adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → 𝐵𝑊)
5 sge0split.u . . . 4 𝑈 = (𝐴𝐵)
6 sge0split.in0 . . . . 5 (𝜑 → (𝐴𝐵) = ∅)
76adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → (𝐴𝐵) = ∅)
8 sge0split.f . . . . 5 (𝜑𝐹:𝑈⟶(0[,]+∞))
98adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → 𝐹:𝑈⟶(0[,]+∞))
10 simpr 484 . . . 4 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → (Σ^𝐹) ∈ ℝ)
112, 4, 5, 7, 9, 10sge0resplit 45422 . . 3 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) + (Σ^‘(𝐹𝐵))))
12 unexg 7739 . . . . . . . . 9 ((𝐴𝑉𝐵𝑊) → (𝐴𝐵) ∈ V)
131, 3, 12syl2anc 583 . . . . . . . 8 (𝜑 → (𝐴𝐵) ∈ V)
145, 13eqeltrid 2836 . . . . . . 7 (𝜑𝑈 ∈ V)
1514adantr 480 . . . . . 6 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → 𝑈 ∈ V)
1615, 9, 10sge0ssre 45413 . . . . 5 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → (Σ^‘(𝐹𝐴)) ∈ ℝ)
1715, 9, 10sge0ssre 45413 . . . . 5 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → (Σ^‘(𝐹𝐵)) ∈ ℝ)
18 rexadd 13216 . . . . 5 (((Σ^‘(𝐹𝐴)) ∈ ℝ ∧ (Σ^‘(𝐹𝐵)) ∈ ℝ) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = ((Σ^‘(𝐹𝐴)) + (Σ^‘(𝐹𝐵))))
1916, 17, 18syl2anc 583 . . . 4 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = ((Σ^‘(𝐹𝐴)) + (Σ^‘(𝐹𝐵))))
2019eqcomd 2737 . . 3 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → ((Σ^‘(𝐹𝐴)) + (Σ^‘(𝐹𝐵))) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
2111, 20eqtrd 2771 . 2 ((𝜑 ∧ (Σ^𝐹) ∈ ℝ) → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
22 simpl 482 . . 3 ((𝜑 ∧ ¬ (Σ^𝐹) ∈ ℝ) → 𝜑)
23 simpr 484 . . . . 5 ((𝜑 ∧ ¬ (Σ^𝐹) ∈ ℝ) → ¬ (Σ^𝐹) ∈ ℝ)
2414, 8sge0repnf 45402 . . . . . 6 (𝜑 → ((Σ^𝐹) ∈ ℝ ↔ ¬ (Σ^𝐹) = +∞))
2524adantr 480 . . . . 5 ((𝜑 ∧ ¬ (Σ^𝐹) ∈ ℝ) → ((Σ^𝐹) ∈ ℝ ↔ ¬ (Σ^𝐹) = +∞))
2623, 25mtbid 323 . . . 4 ((𝜑 ∧ ¬ (Σ^𝐹) ∈ ℝ) → ¬ ¬ (Σ^𝐹) = +∞)
2726notnotrd 133 . . 3 ((𝜑 ∧ ¬ (Σ^𝐹) ∈ ℝ) → (Σ^𝐹) = +∞)
2814, 8sge0xrcl 45401 . . . . 5 (𝜑 → (Σ^𝐹) ∈ ℝ*)
2928adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) = +∞) → (Σ^𝐹) ∈ ℝ*)
30 ssun1 4173 . . . . . . . . . 10 𝐴 ⊆ (𝐴𝐵)
3130, 5sseqtrri 4020 . . . . . . . . 9 𝐴𝑈
3231a1i 11 . . . . . . . 8 (𝜑𝐴𝑈)
338, 32fssresd 6759 . . . . . . 7 (𝜑 → (𝐹𝐴):𝐴⟶(0[,]+∞))
341, 33sge0xrcl 45401 . . . . . 6 (𝜑 → (Σ^‘(𝐹𝐴)) ∈ ℝ*)
35 iccssxr 13412 . . . . . . 7 (0[,]+∞) ⊆ ℝ*
36 ssun2 4174 . . . . . . . . . . 11 𝐵 ⊆ (𝐴𝐵)
3736, 5sseqtrri 4020 . . . . . . . . . 10 𝐵𝑈
3837a1i 11 . . . . . . . . 9 (𝜑𝐵𝑈)
398, 38fssresd 6759 . . . . . . . 8 (𝜑 → (𝐹𝐵):𝐵⟶(0[,]+∞))
403, 39sge0cl 45397 . . . . . . 7 (𝜑 → (Σ^‘(𝐹𝐵)) ∈ (0[,]+∞))
4135, 40sselid 3981 . . . . . 6 (𝜑 → (Σ^‘(𝐹𝐵)) ∈ ℝ*)
4234, 41xaddcld 13285 . . . . 5 (𝜑 → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ∈ ℝ*)
4342adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) = +∞) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ∈ ℝ*)
44 pnfxr 11273 . . . . . . . . 9 +∞ ∈ ℝ*
45 eqid 2731 . . . . . . . . 9 +∞ = +∞
46 xreqle 44328 . . . . . . . . 9 ((+∞ ∈ ℝ* ∧ +∞ = +∞) → +∞ ≤ +∞)
4744, 45, 46mp2an 689 . . . . . . . 8 +∞ ≤ +∞
4847a1i 11 . . . . . . 7 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → +∞ ≤ +∞)
4914adantr 480 . . . . . . . . 9 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → 𝑈 ∈ V)
508adantr 480 . . . . . . . . 9 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → 𝐹:𝑈⟶(0[,]+∞))
51 rnresss 6018 . . . . . . . . . . 11 ran (𝐹𝐴) ⊆ ran 𝐹
5251sseli 3979 . . . . . . . . . 10 (+∞ ∈ ran (𝐹𝐴) → +∞ ∈ ran 𝐹)
5352adantl 481 . . . . . . . . 9 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → +∞ ∈ ran 𝐹)
5449, 50, 53sge0pnfval 45389 . . . . . . . 8 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → (Σ^𝐹) = +∞)
55 xrge0neqmnf 13434 . . . . . . . . . . . . . 14 ((Σ^‘(𝐹𝐵)) ∈ (0[,]+∞) → (Σ^‘(𝐹𝐵)) ≠ -∞)
5640, 55syl 17 . . . . . . . . . . . . 13 (𝜑 → (Σ^‘(𝐹𝐵)) ≠ -∞)
57 xaddpnf2 13211 . . . . . . . . . . . . 13 (((Σ^‘(𝐹𝐵)) ∈ ℝ* ∧ (Σ^‘(𝐹𝐵)) ≠ -∞) → (+∞ +𝑒^‘(𝐹𝐵))) = +∞)
5841, 56, 57syl2anc 583 . . . . . . . . . . . 12 (𝜑 → (+∞ +𝑒^‘(𝐹𝐵))) = +∞)
5958eqcomd 2737 . . . . . . . . . . 11 (𝜑 → +∞ = (+∞ +𝑒^‘(𝐹𝐵))))
6059adantr 480 . . . . . . . . . 10 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → +∞ = (+∞ +𝑒^‘(𝐹𝐵))))
611adantr 480 . . . . . . . . . . . 12 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → 𝐴𝑉)
6233adantr 480 . . . . . . . . . . . 12 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → (𝐹𝐴):𝐴⟶(0[,]+∞))
63 simpr 484 . . . . . . . . . . . 12 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → +∞ ∈ ran (𝐹𝐴))
6461, 62, 63sge0pnfval 45389 . . . . . . . . . . 11 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → (Σ^‘(𝐹𝐴)) = +∞)
6564oveq1d 7427 . . . . . . . . . 10 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = (+∞ +𝑒^‘(𝐹𝐵))))
6660, 54, 653eqtr4d 2781 . . . . . . . . 9 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
6766, 54eqtr3d 2773 . . . . . . . 8 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = +∞)
6854, 67breq12d 5162 . . . . . . 7 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → ((Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ↔ +∞ ≤ +∞))
6948, 68mpbird 256 . . . . . 6 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐴)) → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
7047a1i 11 . . . . . . . . 9 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → +∞ ≤ +∞)
7114adantr 480 . . . . . . . . . . 11 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → 𝑈 ∈ V)
728adantr 480 . . . . . . . . . . 11 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → 𝐹:𝑈⟶(0[,]+∞))
73 rnresss 6018 . . . . . . . . . . . . 13 ran (𝐹𝐵) ⊆ ran 𝐹
7473sseli 3979 . . . . . . . . . . . 12 (+∞ ∈ ran (𝐹𝐵) → +∞ ∈ ran 𝐹)
7574adantl 481 . . . . . . . . . . 11 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → +∞ ∈ ran 𝐹)
7671, 72, 75sge0pnfval 45389 . . . . . . . . . 10 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → (Σ^𝐹) = +∞)
773adantr 480 . . . . . . . . . . . . 13 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → 𝐵𝑊)
7839adantr 480 . . . . . . . . . . . . 13 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → (𝐹𝐵):𝐵⟶(0[,]+∞))
79 simpr 484 . . . . . . . . . . . . 13 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → +∞ ∈ ran (𝐹𝐵))
8077, 78, 79sge0pnfval 45389 . . . . . . . . . . . 12 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → (Σ^‘(𝐹𝐵)) = +∞)
8180oveq2d 7428 . . . . . . . . . . 11 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = ((Σ^‘(𝐹𝐴)) +𝑒 +∞))
821, 33sge0cl 45397 . . . . . . . . . . . . . 14 (𝜑 → (Σ^‘(𝐹𝐴)) ∈ (0[,]+∞))
83 xrge0neqmnf 13434 . . . . . . . . . . . . . 14 ((Σ^‘(𝐹𝐴)) ∈ (0[,]+∞) → (Σ^‘(𝐹𝐴)) ≠ -∞)
8482, 83syl 17 . . . . . . . . . . . . 13 (𝜑 → (Σ^‘(𝐹𝐴)) ≠ -∞)
85 xaddpnf1 13210 . . . . . . . . . . . . 13 (((Σ^‘(𝐹𝐴)) ∈ ℝ* ∧ (Σ^‘(𝐹𝐴)) ≠ -∞) → ((Σ^‘(𝐹𝐴)) +𝑒 +∞) = +∞)
8634, 84, 85syl2anc 583 . . . . . . . . . . . 12 (𝜑 → ((Σ^‘(𝐹𝐴)) +𝑒 +∞) = +∞)
8786adantr 480 . . . . . . . . . . 11 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → ((Σ^‘(𝐹𝐴)) +𝑒 +∞) = +∞)
8881, 87eqtrd 2771 . . . . . . . . . 10 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = +∞)
8976, 88breq12d 5162 . . . . . . . . 9 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → ((Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ↔ +∞ ≤ +∞))
9070, 89mpbird 256 . . . . . . . 8 ((𝜑 ∧ +∞ ∈ ran (𝐹𝐵)) → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
9190adantlr 712 . . . . . . 7 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ +∞ ∈ ran (𝐹𝐵)) → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
92 simpr 484 . . . . . . . . . . . 12 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))) → 𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)))
93 vex 3477 . . . . . . . . . . . . 13 𝑧 ∈ V
94 eqid 2731 . . . . . . . . . . . . . 14 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)) = (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))
9594elrnmpt 5956 . . . . . . . . . . . . 13 (𝑧 ∈ V → (𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)) ↔ ∃𝑥 ∈ (𝒫 𝑈 ∩ Fin)𝑧 = Σ𝑦𝑥 (𝐹𝑦)))
9693, 95ax-mp 5 . . . . . . . . . . . 12 (𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)) ↔ ∃𝑥 ∈ (𝒫 𝑈 ∩ Fin)𝑧 = Σ𝑦𝑥 (𝐹𝑦))
9792, 96sylib 217 . . . . . . . . . . 11 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))) → ∃𝑥 ∈ (𝒫 𝑈 ∩ Fin)𝑧 = Σ𝑦𝑥 (𝐹𝑦))
98 simp3 1137 . . . . . . . . . . . . . . 15 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin) ∧ 𝑧 = Σ𝑦𝑥 (𝐹𝑦)) → 𝑧 = Σ𝑦𝑥 (𝐹𝑦))
99 inss1 4229 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ (𝑥𝐴)
100 inss2 4230 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑥𝐴) ⊆ 𝐴
10199, 100sstri 3992 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ 𝐴
102 inss2 4230 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ (𝑥𝐵)
103 inss2 4230 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑥𝐵) ⊆ 𝐵
104102, 103sstri 3992 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ 𝐵
105101, 104ssini 4232 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ (𝐴𝐵)
106105a1i 11 . . . . . . . . . . . . . . . . . . . . . 22 (𝜑 → ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ (𝐴𝐵))
107106, 6sseqtrd 4023 . . . . . . . . . . . . . . . . . . . . 21 (𝜑 → ((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ ∅)
108 ss0 4399 . . . . . . . . . . . . . . . . . . . . 21 (((𝑥𝐴) ∩ (𝑥𝐵)) ⊆ ∅ → ((𝑥𝐴) ∩ (𝑥𝐵)) = ∅)
109107, 108syl 17 . . . . . . . . . . . . . . . . . . . 20 (𝜑 → ((𝑥𝐴) ∩ (𝑥𝐵)) = ∅)
110109ad3antrrr 727 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → ((𝑥𝐴) ∩ (𝑥𝐵)) = ∅)
111 indi 4274 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑥 ∩ (𝐴𝐵)) = ((𝑥𝐴) ∪ (𝑥𝐵))
112111eqcomi 2740 . . . . . . . . . . . . . . . . . . . . . 22 ((𝑥𝐴) ∪ (𝑥𝐵)) = (𝑥 ∩ (𝐴𝐵))
113112a1i 11 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → ((𝑥𝐴) ∪ (𝑥𝐵)) = (𝑥 ∩ (𝐴𝐵)))
1145eqcomi 2740 . . . . . . . . . . . . . . . . . . . . . . 23 (𝐴𝐵) = 𝑈
115114ineq2i 4210 . . . . . . . . . . . . . . . . . . . . . 22 (𝑥 ∩ (𝐴𝐵)) = (𝑥𝑈)
116115a1i 11 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → (𝑥 ∩ (𝐴𝐵)) = (𝑥𝑈))
117 elinel1 4196 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → 𝑥 ∈ 𝒫 𝑈)
118 elpwi 4610 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑥 ∈ 𝒫 𝑈𝑥𝑈)
119117, 118syl 17 . . . . . . . . . . . . . . . . . . . . . 22 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → 𝑥𝑈)
120 df-ss 3966 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑥𝑈 ↔ (𝑥𝑈) = 𝑥)
121120biimpi 215 . . . . . . . . . . . . . . . . . . . . . 22 (𝑥𝑈 → (𝑥𝑈) = 𝑥)
122119, 121syl 17 . . . . . . . . . . . . . . . . . . . . 21 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → (𝑥𝑈) = 𝑥)
123113, 116, 1223eqtrrd 2776 . . . . . . . . . . . . . . . . . . . 20 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → 𝑥 = ((𝑥𝐴) ∪ (𝑥𝐵)))
124123adantl 481 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → 𝑥 = ((𝑥𝐴) ∪ (𝑥𝐵)))
125 elinel2 4197 . . . . . . . . . . . . . . . . . . . 20 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → 𝑥 ∈ Fin)
126125adantl 481 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → 𝑥 ∈ Fin)
127 rge0ssre 13438 . . . . . . . . . . . . . . . . . . . . 21 (0[,)+∞) ⊆ ℝ
1288ad2antrr 723 . . . . . . . . . . . . . . . . . . . . . . . 24 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → 𝐹:𝑈⟶(0[,]+∞))
129 pm4.56 986 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ((¬ +∞ ∈ ran (𝐹𝐴) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ↔ ¬ (+∞ ∈ ran (𝐹𝐴) ∨ +∞ ∈ ran (𝐹𝐵)))
130129biimpi 215 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 ((¬ +∞ ∈ ran (𝐹𝐴) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ¬ (+∞ ∈ ran (𝐹𝐴) ∨ +∞ ∈ ran (𝐹𝐵)))
131 elun 4149 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (+∞ ∈ (ran (𝐹𝐴) ∪ ran (𝐹𝐵)) ↔ (+∞ ∈ ran (𝐹𝐴) ∨ +∞ ∈ ran (𝐹𝐵)))
132130, 131sylnibr 328 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((¬ +∞ ∈ ran (𝐹𝐴) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ¬ +∞ ∈ (ran (𝐹𝐴) ∪ ran (𝐹𝐵)))
133132adantll 711 . . . . . . . . . . . . . . . . . . . . . . . . 25 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ¬ +∞ ∈ (ran (𝐹𝐴) ∪ ran (𝐹𝐵)))
134 rnresun 44179 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 ran (𝐹 ↾ (𝐴𝐵)) = (ran (𝐹𝐴) ∪ ran (𝐹𝐵))
135134eqcomi 2740 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (ran (𝐹𝐴) ∪ ran (𝐹𝐵)) = ran (𝐹 ↾ (𝐴𝐵))
136135a1i 11 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝜑 → (ran (𝐹𝐴) ∪ ran (𝐹𝐵)) = ran (𝐹 ↾ (𝐴𝐵)))
137114reseq2i 5979 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (𝐹 ↾ (𝐴𝐵)) = (𝐹𝑈)
138137rneqi 5937 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 ran (𝐹 ↾ (𝐴𝐵)) = ran (𝐹𝑈)
139138a1i 11 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝜑 → ran (𝐹 ↾ (𝐴𝐵)) = ran (𝐹𝑈))
140 ffn 6718 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (𝐹:𝑈⟶(0[,]+∞) → 𝐹 Fn 𝑈)
141 fnresdm 6670 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 (𝐹 Fn 𝑈 → (𝐹𝑈) = 𝐹)
1428, 140, 1413syl 18 . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 (𝜑 → (𝐹𝑈) = 𝐹)
143142rneqd 5938 . . . . . . . . . . . . . . . . . . . . . . . . . . 27 (𝜑 → ran (𝐹𝑈) = ran 𝐹)
144136, 139, 1433eqtrd 2775 . . . . . . . . . . . . . . . . . . . . . . . . . 26 (𝜑 → (ran (𝐹𝐴) ∪ ran (𝐹𝐵)) = ran 𝐹)
145144ad2antrr 723 . . . . . . . . . . . . . . . . . . . . . . . . 25 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (ran (𝐹𝐴) ∪ ran (𝐹𝐵)) = ran 𝐹)
146133, 145neleqtrd 2854 . . . . . . . . . . . . . . . . . . . . . . . 24 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ¬ +∞ ∈ ran 𝐹)
147128, 146fge0iccico 45386 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → 𝐹:𝑈⟶(0[,)+∞))
148147ad2antrr 723 . . . . . . . . . . . . . . . . . . . . . 22 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦𝑥) → 𝐹:𝑈⟶(0[,)+∞))
149119adantr 480 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑥 ∈ (𝒫 𝑈 ∩ Fin) ∧ 𝑦𝑥) → 𝑥𝑈)
150 simpr 484 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝑥 ∈ (𝒫 𝑈 ∩ Fin) ∧ 𝑦𝑥) → 𝑦𝑥)
151149, 150sseldd 3984 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝑥 ∈ (𝒫 𝑈 ∩ Fin) ∧ 𝑦𝑥) → 𝑦𝑈)
152151adantll 711 . . . . . . . . . . . . . . . . . . . . . 22 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦𝑥) → 𝑦𝑈)
153148, 152ffvelcdmd 7088 . . . . . . . . . . . . . . . . . . . . 21 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦𝑥) → (𝐹𝑦) ∈ (0[,)+∞))
154127, 153sselid 3981 . . . . . . . . . . . . . . . . . . . 20 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦𝑥) → (𝐹𝑦) ∈ ℝ)
155154recnd 11247 . . . . . . . . . . . . . . . . . . 19 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦𝑥) → (𝐹𝑦) ∈ ℂ)
156110, 124, 126, 155fsumsplit 15692 . . . . . . . . . . . . . . . . . 18 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦𝑥 (𝐹𝑦) = (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) + Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)))
157 infi 9271 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑥 ∈ Fin → (𝑥𝐴) ∈ Fin)
158125, 157syl 17 . . . . . . . . . . . . . . . . . . . . . 22 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → (𝑥𝐴) ∈ Fin)
159158adantl 481 . . . . . . . . . . . . . . . . . . . . 21 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝑥𝐴) ∈ Fin)
160 simpl 482 . . . . . . . . . . . . . . . . . . . . . 22 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐴)) → (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)))
161 elinel1 4196 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑦 ∈ (𝑥𝐴) → 𝑦𝑥)
162161adantl 481 . . . . . . . . . . . . . . . . . . . . . 22 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐴)) → 𝑦𝑥)
163160, 162, 154syl2anc 583 . . . . . . . . . . . . . . . . . . . . 21 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐴)) → (𝐹𝑦) ∈ ℝ)
164159, 163fsumrecl 15685 . . . . . . . . . . . . . . . . . . . 20 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ∈ ℝ)
165 infi 9271 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑥 ∈ Fin → (𝑥𝐵) ∈ Fin)
166125, 165syl 17 . . . . . . . . . . . . . . . . . . . . . 22 (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → (𝑥𝐵) ∈ Fin)
167166adantl 481 . . . . . . . . . . . . . . . . . . . . 21 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝑥𝐵) ∈ Fin)
168 simpl 482 . . . . . . . . . . . . . . . . . . . . . 22 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐵)) → (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)))
169 elinel1 4196 . . . . . . . . . . . . . . . . . . . . . . 23 (𝑦 ∈ (𝑥𝐵) → 𝑦𝑥)
170169adantl 481 . . . . . . . . . . . . . . . . . . . . . 22 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐵)) → 𝑦𝑥)
171168, 170, 154syl2anc 583 . . . . . . . . . . . . . . . . . . . . 21 (((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐵)) → (𝐹𝑦) ∈ ℝ)
172167, 171fsumrecl 15685 . . . . . . . . . . . . . . . . . . . 20 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ∈ ℝ)
173 rexadd 13216 . . . . . . . . . . . . . . . . . . . 20 ((Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ∈ ℝ ∧ Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ∈ ℝ) → (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) +𝑒 Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)) = (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) + Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)))
174164, 172, 173syl2anc 583 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) +𝑒 Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)) = (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) + Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)))
175174eqcomd 2737 . . . . . . . . . . . . . . . . . 18 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) + Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)) = (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) +𝑒 Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)))
176156, 175eqtrd 2771 . . . . . . . . . . . . . . . . 17 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦𝑥 (𝐹𝑦) = (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) +𝑒 Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)))
177 ressxr 11263 . . . . . . . . . . . . . . . . . . . 20 ℝ ⊆ ℝ*
178177, 164sselid 3981 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ∈ ℝ*)
179177, 172sselid 3981 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ∈ ℝ*)
1801adantr 480 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → 𝐴𝑉)
18133adantr 480 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → (𝐹𝐴):𝐴⟶(0[,]+∞))
182 simpr 484 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → ¬ +∞ ∈ ran (𝐹𝐴))
183181, 182fge0iccico 45386 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → (𝐹𝐴):𝐴⟶(0[,)+∞))
184180, 183sge0reval 45388 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → (Σ^‘(𝐹𝐴)) = sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ))
185184eqcomd 2737 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) = (Σ^‘(𝐹𝐴)))
18634adantr 480 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → (Σ^‘(𝐹𝐴)) ∈ ℝ*)
187185, 186eqeltrd 2832 . . . . . . . . . . . . . . . . . . . . . 22 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∈ ℝ*)
188187adantr 480 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∈ ℝ*)
1893adantr 480 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → 𝐵𝑊)
19039adantr 480 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (𝐹𝐵):𝐵⟶(0[,]+∞))
191 simpr 484 . . . . . . . . . . . . . . . . . . . . . . . . . 26 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ¬ +∞ ∈ ran (𝐹𝐵))
192190, 191fge0iccico 45386 . . . . . . . . . . . . . . . . . . . . . . . . 25 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (𝐹𝐵):𝐵⟶(0[,)+∞))
193189, 192sge0reval 45388 . . . . . . . . . . . . . . . . . . . . . . . 24 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (Σ^‘(𝐹𝐵)) = sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))
194193eqcomd 2737 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) = (Σ^‘(𝐹𝐵)))
19541adantr 480 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (Σ^‘(𝐹𝐵)) ∈ ℝ*)
196194, 195eqeltrd 2832 . . . . . . . . . . . . . . . . . . . . . 22 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) ∈ ℝ*)
197196adantlr 712 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) ∈ ℝ*)
198188, 197jca 511 . . . . . . . . . . . . . . . . . . . 20 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∈ ℝ* ∧ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) ∈ ℝ*))
199198adantr 480 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∈ ℝ* ∧ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) ∈ ℝ*))
200178, 179, 199jca31 514 . . . . . . . . . . . . . . . . . 18 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → ((Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ∈ ℝ* ∧ Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ∈ ℝ*) ∧ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∈ ℝ* ∧ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) ∈ ℝ*)))
201180adantr 480 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → 𝐴𝑉)
202181adantr 480 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝐹𝐴):𝐴⟶(0[,]+∞))
203182adantr 480 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → ¬ +∞ ∈ ran (𝐹𝐴))
204202, 203fge0iccico 45386 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝐹𝐴):𝐴⟶(0[,)+∞))
205100a1i 11 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝑥𝐴) ⊆ 𝐴)
206158adantl 481 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝑥𝐴) ∈ Fin)
207201, 204, 205, 206fsumlesge0 45393 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐴)((𝐹𝐴)‘𝑦) ≤ (Σ^‘(𝐹𝐴)))
208100sseli 3979 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑦 ∈ (𝑥𝐴) → 𝑦𝐴)
209 fvres 6911 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑦𝐴 → ((𝐹𝐴)‘𝑦) = (𝐹𝑦))
210208, 209syl 17 . . . . . . . . . . . . . . . . . . . . . . . 24 (𝑦 ∈ (𝑥𝐴) → ((𝐹𝐴)‘𝑦) = (𝐹𝑦))
211210adantl 481 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐴)) → ((𝐹𝐴)‘𝑦) = (𝐹𝑦))
212211sumeq2dv 15654 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐴)((𝐹𝐴)‘𝑦) = Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦))
213184adantr 480 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ^‘(𝐹𝐴)) = sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ))
214212, 213breq12d 5162 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ𝑦 ∈ (𝑥𝐴)((𝐹𝐴)‘𝑦) ≤ (Σ^‘(𝐹𝐴)) ↔ Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ≤ sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < )))
215207, 214mpbid 231 . . . . . . . . . . . . . . . . . . . 20 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ≤ sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ))
216215adantlr 712 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ≤ sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ))
217189adantr 480 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → 𝐵𝑊)
218190adantr 480 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝐹𝐵):𝐵⟶(0[,]+∞))
219191adantr 480 . . . . . . . . . . . . . . . . . . . . . . 23 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → ¬ +∞ ∈ ran (𝐹𝐵))
220218, 219fge0iccico 45386 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝐹𝐵):𝐵⟶(0[,)+∞))
221103a1i 11 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝑥𝐵) ⊆ 𝐵)
222166adantl 481 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (𝑥𝐵) ∈ Fin)
223217, 220, 221, 222fsumlesge0 45393 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐵)((𝐹𝐵)‘𝑦) ≤ (Σ^‘(𝐹𝐵)))
224103sseli 3979 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑦 ∈ (𝑥𝐵) → 𝑦𝐵)
225 fvres 6911 . . . . . . . . . . . . . . . . . . . . . . . . 25 (𝑦𝐵 → ((𝐹𝐵)‘𝑦) = (𝐹𝑦))
226224, 225syl 17 . . . . . . . . . . . . . . . . . . . . . . . 24 (𝑦 ∈ (𝑥𝐵) → ((𝐹𝐵)‘𝑦) = (𝐹𝑦))
227226adantl 481 . . . . . . . . . . . . . . . . . . . . . . 23 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) ∧ 𝑦 ∈ (𝑥𝐵)) → ((𝐹𝐵)‘𝑦) = (𝐹𝑦))
228227sumeq2dv 15654 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐵)((𝐹𝐵)‘𝑦) = Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦))
229193adantr 480 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ^‘(𝐹𝐵)) = sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))
230228, 229breq12d 5162 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ𝑦 ∈ (𝑥𝐵)((𝐹𝐵)‘𝑦) ≤ (Σ^‘(𝐹𝐵)) ↔ Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ≤ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
231223, 230mpbid 231 . . . . . . . . . . . . . . . . . . . 20 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ≤ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))
232231adantllr 716 . . . . . . . . . . . . . . . . . . 19 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ≤ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))
233216, 232jca 511 . . . . . . . . . . . . . . . . . 18 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ≤ sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∧ Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ≤ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
234 xle2add 13243 . . . . . . . . . . . . . . . . . 18 (((Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ∈ ℝ* ∧ Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ∈ ℝ*) ∧ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∈ ℝ* ∧ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ) ∈ ℝ*)) → ((Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) ≤ sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) ∧ Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦) ≤ sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )) → (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) +𝑒 Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))))
235200, 233, 234sylc 65 . . . . . . . . . . . . . . . . 17 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → (Σ𝑦 ∈ (𝑥𝐴)(𝐹𝑦) +𝑒 Σ𝑦 ∈ (𝑥𝐵)(𝐹𝑦)) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
236176, 235eqbrtrd 5171 . . . . . . . . . . . . . . . 16 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin)) → Σ𝑦𝑥 (𝐹𝑦) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
2372363adant3 1131 . . . . . . . . . . . . . . 15 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin) ∧ 𝑧 = Σ𝑦𝑥 (𝐹𝑦)) → Σ𝑦𝑥 (𝐹𝑦) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
23898, 237eqbrtrd 5171 . . . . . . . . . . . . . 14 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑥 ∈ (𝒫 𝑈 ∩ Fin) ∧ 𝑧 = Σ𝑦𝑥 (𝐹𝑦)) → 𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
2392383exp 1118 . . . . . . . . . . . . 13 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (𝑥 ∈ (𝒫 𝑈 ∩ Fin) → (𝑧 = Σ𝑦𝑥 (𝐹𝑦) → 𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))))
240239rexlimdv 3152 . . . . . . . . . . . 12 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (∃𝑥 ∈ (𝒫 𝑈 ∩ Fin)𝑧 = Σ𝑦𝑥 (𝐹𝑦) → 𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))))
241240adantr 480 . . . . . . . . . . 11 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))) → (∃𝑥 ∈ (𝒫 𝑈 ∩ Fin)𝑧 = Σ𝑦𝑥 (𝐹𝑦) → 𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))))
24297, 241mpd 15 . . . . . . . . . 10 ((((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) ∧ 𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))) → 𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
243242ralrimiva 3145 . . . . . . . . 9 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ∀𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
244147sge0rnre 45380 . . . . . . . . . . 11 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)) ⊆ ℝ)
245177a1i 11 . . . . . . . . . . 11 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ℝ ⊆ ℝ*)
246244, 245sstrd 3993 . . . . . . . . . 10 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)) ⊆ ℝ*)
247188, 197xaddcld 13285 . . . . . . . . . 10 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )) ∈ ℝ*)
248 supxrleub 13310 . . . . . . . . . 10 ((ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)) ⊆ ℝ* ∧ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )) ∈ ℝ*) → (sup(ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)), ℝ*, < ) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )) ↔ ∀𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))))
249246, 247, 248syl2anc 583 . . . . . . . . 9 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (sup(ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)), ℝ*, < ) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )) ↔ ∀𝑧 ∈ ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦))𝑧 ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))))
250243, 249mpbird 256 . . . . . . . 8 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → sup(ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)), ℝ*, < ) ≤ (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
25114ad2antrr 723 . . . . . . . . 9 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → 𝑈 ∈ V)
252251, 147sge0reval 45388 . . . . . . . 8 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (Σ^𝐹) = sup(ran (𝑥 ∈ (𝒫 𝑈 ∩ Fin) ↦ Σ𝑦𝑥 (𝐹𝑦)), ℝ*, < ))
253184adantr 480 . . . . . . . . 9 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (Σ^‘(𝐹𝐴)) = sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ))
254193adantlr 712 . . . . . . . . 9 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (Σ^‘(𝐹𝐵)) = sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < ))
255253, 254oveq12d 7430 . . . . . . . 8 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) = (sup(ran (𝑎 ∈ (𝒫 𝐴 ∩ Fin) ↦ Σ𝑏𝑎 ((𝐹𝐴)‘𝑏)), ℝ*, < ) +𝑒 sup(ran (𝑐 ∈ (𝒫 𝐵 ∩ Fin) ↦ Σ𝑑𝑐 ((𝐹𝐵)‘𝑑)), ℝ*, < )))
256250, 252, 2553brtr4d 5181 . . . . . . 7 (((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) ∧ ¬ +∞ ∈ ran (𝐹𝐵)) → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
25791, 256pm2.61dan 810 . . . . . 6 ((𝜑 ∧ ¬ +∞ ∈ ran (𝐹𝐴)) → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
25869, 257pm2.61dan 810 . . . . 5 (𝜑 → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
259258adantr 480 . . . 4 ((𝜑 ∧ (Σ^𝐹) = +∞) → (Σ^𝐹) ≤ ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
260 pnfge 13115 . . . . . . 7 (((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ∈ ℝ* → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ≤ +∞)
26142, 260syl 17 . . . . . 6 (𝜑 → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ≤ +∞)
262261adantr 480 . . . . 5 ((𝜑 ∧ (Σ^𝐹) = +∞) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ≤ +∞)
263 id 22 . . . . . . 7 ((Σ^𝐹) = +∞ → (Σ^𝐹) = +∞)
264263eqcomd 2737 . . . . . 6 ((Σ^𝐹) = +∞ → +∞ = (Σ^𝐹))
265264adantl 481 . . . . 5 ((𝜑 ∧ (Σ^𝐹) = +∞) → +∞ = (Σ^𝐹))
266262, 265breqtrd 5175 . . . 4 ((𝜑 ∧ (Σ^𝐹) = +∞) → ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))) ≤ (Σ^𝐹))
26729, 43, 259, 266xrletrid 13139 . . 3 ((𝜑 ∧ (Σ^𝐹) = +∞) → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
26822, 27, 267syl2anc 583 . 2 ((𝜑 ∧ ¬ (Σ^𝐹) ∈ ℝ) → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
26921, 268pm2.61dan 810 1 (𝜑 → (Σ^𝐹) = ((Σ^‘(𝐹𝐴)) +𝑒^‘(𝐹𝐵))))
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 205  wa 395  wo 844  w3a 1086   = wceq 1540  wcel 2105  wne 2939  wral 3060  wrex 3069  Vcvv 3473  cun 3947  cin 3948  wss 3949  c0 4323  𝒫 cpw 4603   class class class wbr 5149  cmpt 5232  ran crn 5678  cres 5679   Fn wfn 6539  wf 6540  cfv 6544  (class class class)co 7412  Fincfn 8942  supcsup 9438  cr 11112  0cc0 11113   + caddc 11116  +∞cpnf 11250  -∞cmnf 11251  *cxr 11252   < clt 11253  cle 11254   +𝑒 cxad 13095  [,)cico 13331  [,]cicc 13332  Σcsu 15637  Σ^csumge0 45378
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1912  ax-6 1970  ax-7 2010  ax-8 2107  ax-9 2115  ax-10 2136  ax-11 2153  ax-12 2170  ax-ext 2702  ax-rep 5286  ax-sep 5300  ax-nul 5307  ax-pow 5364  ax-pr 5428  ax-un 7728  ax-inf2 9639  ax-cnex 11169  ax-resscn 11170  ax-1cn 11171  ax-icn 11172  ax-addcl 11173  ax-addrcl 11174  ax-mulcl 11175  ax-mulrcl 11176  ax-mulcom 11177  ax-addass 11178  ax-mulass 11179  ax-distr 11180  ax-i2m1 11181  ax-1ne0 11182  ax-1rid 11183  ax-rnegex 11184  ax-rrecex 11185  ax-cnre 11186  ax-pre-lttri 11187  ax-pre-lttrn 11188  ax-pre-ltadd 11189  ax-pre-mulgt0 11190  ax-pre-sup 11191
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 845  df-3or 1087  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1781  df-nf 1785  df-sb 2067  df-mo 2533  df-eu 2562  df-clab 2709  df-cleq 2723  df-clel 2809  df-nfc 2884  df-ne 2940  df-nel 3046  df-ral 3061  df-rex 3070  df-rmo 3375  df-reu 3376  df-rab 3432  df-v 3475  df-sbc 3779  df-csb 3895  df-dif 3952  df-un 3954  df-in 3956  df-ss 3966  df-pss 3968  df-nul 4324  df-if 4530  df-pw 4605  df-sn 4630  df-pr 4632  df-op 4636  df-uni 4910  df-int 4952  df-iun 5000  df-br 5150  df-opab 5212  df-mpt 5233  df-tr 5267  df-id 5575  df-eprel 5581  df-po 5589  df-so 5590  df-fr 5632  df-se 5633  df-we 5634  df-xp 5683  df-rel 5684  df-cnv 5685  df-co 5686  df-dm 5687  df-rn 5688  df-res 5689  df-ima 5690  df-pred 6301  df-ord 6368  df-on 6369  df-lim 6370  df-suc 6371  df-iota 6496  df-fun 6546  df-fn 6547  df-f 6548  df-f1 6549  df-fo 6550  df-f1o 6551  df-fv 6552  df-isom 6553  df-riota 7368  df-ov 7415  df-oprab 7416  df-mpo 7417  df-om 7859  df-1st 7978  df-2nd 7979  df-frecs 8269  df-wrecs 8300  df-recs 8374  df-rdg 8413  df-1o 8469  df-er 8706  df-en 8943  df-dom 8944  df-sdom 8945  df-fin 8946  df-sup 9440  df-oi 9508  df-card 9937  df-pnf 11255  df-mnf 11256  df-xr 11257  df-ltxr 11258  df-le 11259  df-sub 11451  df-neg 11452  df-div 11877  df-nn 12218  df-2 12280  df-3 12281  df-n0 12478  df-z 12564  df-uz 12828  df-rp 12980  df-xadd 13098  df-ico 13335  df-icc 13336  df-fz 13490  df-fzo 13633  df-seq 13972  df-exp 14033  df-hash 14296  df-cj 15051  df-re 15052  df-im 15053  df-sqrt 15187  df-abs 15188  df-clim 15437  df-sum 15638  df-sumge0 45379
This theorem is referenced by:  sge0splitmpt  45427
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