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Theorem stoweidlem48 47057
Description: This lemma is used to prove that 𝑥 built as in Lemma 2 of [BrosowskiDeutsh] p. 91, is such that x < ε on 𝐴. Here 𝑋 is used to represent 𝑥 in the paper, 𝐸 is used to represent ε in the paper, and 𝐷 is used to represent 𝐴 in the paper (because 𝐴 is always used to represent the subalgebra). (Contributed by Glauco Siliprandi, 20-Apr-2017.)
Hypotheses
Ref Expression
stoweidlem48.1 Ⅎ𝑖𝜑
stoweidlem48.2 Ⅎ𝑡𝜑
stoweidlem48.3 𝑌 = {ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)}
stoweidlem48.4 𝑃 = (𝑓 ∈ 𝑌, 𝑔 ∈ 𝑌 ↦ (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))))
stoweidlem48.5 𝑋 = (seq1(𝑃, 𝑈)‘𝑀)
stoweidlem48.6 𝐹 = (𝑡 ∈ 𝑇 ↦ (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)))
stoweidlem48.7 𝑍 = (𝑡 ∈ 𝑇 ↦ (seq1( · , (𝐹‘𝑡))‘𝑀))
stoweidlem48.8 (𝜑 → 𝑀 ∈ ℕ)
stoweidlem48.9 (𝜑 → 𝑊:(1...𝑀)⟶𝑉)
stoweidlem48.10 (𝜑 → 𝑈:(1...𝑀)⟶𝑌)
stoweidlem48.11 (𝜑 → 𝐷 ⊆ ∪ ran 𝑊)
stoweidlem48.12 (𝜑 → 𝐷 ⊆ 𝑇)
stoweidlem48.13 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → ∀𝑡 ∈ (𝑊‘𝑖)((𝑈‘𝑖)‘𝑡) < 𝐸)
stoweidlem48.14 (𝜑 → 𝑇 ∈ V)
stoweidlem48.15 ((𝜑 ∧ 𝑓 ∈ 𝐴) → 𝑓:𝑇⟶ℝ)
stoweidlem48.16 ((𝜑 ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) ∈ 𝐴)
stoweidlem48.17 (𝜑 → 𝐸 ∈ ℝ+)
Assertion
Ref Expression
stoweidlem48 (𝜑 → ∀𝑡 ∈ 𝐷 (𝑋‘𝑡) < 𝐸)
Distinct variable groups:   𝑓,𝑔,ℎ,𝑡,𝐴   𝑓,𝑖,𝑇,ℎ,𝑡   𝑓,𝐹,𝑔   𝑓,𝑀,𝑔   𝑈,𝑓,𝑔,ℎ,𝑡   𝑓,𝑌,𝑔   𝜑,𝑓,𝑔   𝑇,𝑔   𝐷,𝑖   𝑖,𝐸   𝑖,𝑀   𝑈,𝑖   𝑖,𝑊
Allowed substitution hints:   𝜑(𝑡, ℎ, 𝑖)   𝐴(𝑖)   𝐷(𝑡, 𝑓, 𝑔, ℎ)   𝑃(𝑡, 𝑓, 𝑔, ℎ, 𝑖)   𝐸(𝑡, 𝑓, 𝑔, ℎ)   𝐹(𝑡, ℎ, 𝑖)   𝑀(𝑡, ℎ)   𝑉(𝑡, 𝑓, 𝑔, ℎ, 𝑖)   𝑊(𝑡, 𝑓, 𝑔, ℎ)   𝑋(𝑡, 𝑓, 𝑔, ℎ, 𝑖)   𝑌(𝑡, ℎ, 𝑖)   𝑍(𝑡, 𝑓, 𝑔, ℎ, 𝑖)

Proof of Theorem stoweidlem48
Dummy variables 𝑗 𝑘 𝑤 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 stoweidlem48.2 . 2 Ⅎ𝑡𝜑
2 stoweidlem48.12 . . . . . 6 (𝜑 → 𝐷 ⊆ 𝑇)
32sselda 3931 . . . . 5 ((𝜑 ∧ 𝑡 ∈ 𝐷) → 𝑡 ∈ 𝑇)
4 stoweidlem48.1 . . . . . 6 Ⅎ𝑖𝜑
5 stoweidlem48.3 . . . . . . 7 𝑌 = {ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)}
6 nfra1 3287 . . . . . . . 8 Ⅎ𝑡∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)
7 nfcv 2923 . . . . . . . 8 Ⅎ𝑡𝐴
86, 7nfrabw 3448 . . . . . . 7 Ⅎ𝑡{ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)}
95, 8nfcxfr 2921 . . . . . 6 Ⅎ𝑡𝑌
10 stoweidlem48.4 . . . . . 6 𝑃 = (𝑓 ∈ 𝑌, 𝑔 ∈ 𝑌 ↦ (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))))
11 stoweidlem48.5 . . . . . 6 𝑋 = (seq1(𝑃, 𝑈)‘𝑀)
12 stoweidlem48.6 . . . . . 6 𝐹 = (𝑡 ∈ 𝑇 ↦ (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)))
13 stoweidlem48.7 . . . . . 6 𝑍 = (𝑡 ∈ 𝑇 ↦ (seq1( · , (𝐹‘𝑡))‘𝑀))
14 stoweidlem48.14 . . . . . 6 (𝜑 → 𝑇 ∈ V)
15 stoweidlem48.8 . . . . . 6 (𝜑 → 𝑀 ∈ ℕ)
16 stoweidlem48.10 . . . . . 6 (𝜑 → 𝑈:(1...𝑀)⟶𝑌)
175eleq2i 2853 . . . . . . . . 9 (𝑓 ∈ 𝑌 ↔ 𝑓 ∈ {ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)})
18 fveq1 6884 . . . . . . . . . . . . 13 (ℎ = 𝑓 → (ℎ‘𝑡) = (𝑓‘𝑡))
1918breq2d 5115 . . . . . . . . . . . 12 (ℎ = 𝑓 → (0 ≤ (ℎ‘𝑡) ↔ 0 ≤ (𝑓‘𝑡)))
2018breq1d 5113 . . . . . . . . . . . 12 (ℎ = 𝑓 → ((ℎ‘𝑡) ≤ 1 ↔ (𝑓‘𝑡) ≤ 1))
2119, 20anbi12d 644 . . . . . . . . . . 11 (ℎ = 𝑓 → ((0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1) ↔ (0 ≤ (𝑓‘𝑡) ∧ (𝑓‘𝑡) ≤ 1)))
2221ralbidv 3186 . . . . . . . . . 10 (ℎ = 𝑓 → (∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1) ↔ ∀𝑡 ∈ 𝑇 (0 ≤ (𝑓‘𝑡) ∧ (𝑓‘𝑡) ≤ 1)))
2322elrab 3645 . . . . . . . . 9 (𝑓 ∈ {ℎ ∈ 𝐴 ∣ ∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1)} ↔ (𝑓 ∈ 𝐴 ∧ ∀𝑡 ∈ 𝑇 (0 ≤ (𝑓‘𝑡) ∧ (𝑓‘𝑡) ≤ 1)))
2417, 23sylbb 222 . . . . . . . 8 (𝑓 ∈ 𝑌 → (𝑓 ∈ 𝐴 ∧ ∀𝑡 ∈ 𝑇 (0 ≤ (𝑓‘𝑡) ∧ (𝑓‘𝑡) ≤ 1)))
2524simpld 500 . . . . . . 7 (𝑓 ∈ 𝑌 → 𝑓 ∈ 𝐴)
26 stoweidlem48.15 . . . . . . 7 ((𝜑 ∧ 𝑓 ∈ 𝐴) → 𝑓:𝑇⟶ℝ)
2725, 26sylan2 605 . . . . . 6 ((𝜑 ∧ 𝑓 ∈ 𝑌) → 𝑓:𝑇⟶ℝ)
28 eqid 2761 . . . . . . 7 (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) = (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡)))
29 stoweidlem48.16 . . . . . . 7 ((𝜑 ∧ 𝑓 ∈ 𝐴 ∧ 𝑔 ∈ 𝐴) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) ∈ 𝐴)
301, 5, 28, 26, 29stoweidlem16 47025 . . . . . 6 ((𝜑 ∧ 𝑓 ∈ 𝑌 ∧ 𝑔 ∈ 𝑌) → (𝑡 ∈ 𝑇 ↦ ((𝑓‘𝑡) · (𝑔‘𝑡))) ∈ 𝑌)
314, 9, 10, 11, 12, 13, 14, 15, 16, 27, 30fmuldfeq 46594 . . . . 5 ((𝜑 ∧ 𝑡 ∈ 𝑇) → (𝑋‘𝑡) = (𝑍‘𝑡))
323, 31syldan 603 . . . 4 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (𝑋‘𝑡) = (𝑍‘𝑡))
33 elnnuz 13005 . . . . . . . . 9 (𝑀 ∈ ℕ ↔ 𝑀 ∈ (ℤ≥‘1))
3415, 33sylib 221 . . . . . . . 8 (𝜑 → 𝑀 ∈ (ℤ≥‘1))
3534adantr 486 . . . . . . 7 ((𝜑 ∧ 𝑡 ∈ 𝐷) → 𝑀 ∈ (ℤ≥‘1))
36 nfv 1947 . . . . . . . . . . . 12 Ⅎ𝑖 𝑡 ∈ 𝑇
374, 36nfan 1932 . . . . . . . . . . 11 Ⅎ𝑖(𝜑 ∧ 𝑡 ∈ 𝑇)
3816ffvelcdmda 7084 . . . . . . . . . . . . . . . 16 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → (𝑈‘𝑖) ∈ 𝑌)
39 fveq1 6884 . . . . . . . . . . . . . . . . . . . 20 (ℎ = (𝑈‘𝑖) → (ℎ‘𝑡) = ((𝑈‘𝑖)‘𝑡))
4039breq2d 5115 . . . . . . . . . . . . . . . . . . 19 (ℎ = (𝑈‘𝑖) → (0 ≤ (ℎ‘𝑡) ↔ 0 ≤ ((𝑈‘𝑖)‘𝑡)))
4139breq1d 5113 . . . . . . . . . . . . . . . . . . 19 (ℎ = (𝑈‘𝑖) → ((ℎ‘𝑡) ≤ 1 ↔ ((𝑈‘𝑖)‘𝑡) ≤ 1))
4240, 41anbi12d 644 . . . . . . . . . . . . . . . . . 18 (ℎ = (𝑈‘𝑖) → ((0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1) ↔ (0 ≤ ((𝑈‘𝑖)‘𝑡) ∧ ((𝑈‘𝑖)‘𝑡) ≤ 1)))
4342ralbidv 3186 . . . . . . . . . . . . . . . . 17 (ℎ = (𝑈‘𝑖) → (∀𝑡 ∈ 𝑇 (0 ≤ (ℎ‘𝑡) ∧ (ℎ‘𝑡) ≤ 1) ↔ ∀𝑡 ∈ 𝑇 (0 ≤ ((𝑈‘𝑖)‘𝑡) ∧ ((𝑈‘𝑖)‘𝑡) ≤ 1)))
4443, 5elrab2 3649 . . . . . . . . . . . . . . . 16 ((𝑈‘𝑖) ∈ 𝑌 ↔ ((𝑈‘𝑖) ∈ 𝐴 ∧ ∀𝑡 ∈ 𝑇 (0 ≤ ((𝑈‘𝑖)‘𝑡) ∧ ((𝑈‘𝑖)‘𝑡) ≤ 1)))
4538, 44sylib 221 . . . . . . . . . . . . . . 15 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → ((𝑈‘𝑖) ∈ 𝐴 ∧ ∀𝑡 ∈ 𝑇 (0 ≤ ((𝑈‘𝑖)‘𝑡) ∧ ((𝑈‘𝑖)‘𝑡) ≤ 1)))
4645simpld 500 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → (𝑈‘𝑖) ∈ 𝐴)
47 simpl 488 . . . . . . . . . . . . . . 15 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → 𝜑)
4847, 46jca 521 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → (𝜑 ∧ (𝑈‘𝑖) ∈ 𝐴))
49 eleq1 2849 . . . . . . . . . . . . . . . . 17 (𝑓 = (𝑈‘𝑖) → (𝑓 ∈ 𝐴 ↔ (𝑈‘𝑖) ∈ 𝐴))
5049anbi2d 642 . . . . . . . . . . . . . . . 16 (𝑓 = (𝑈‘𝑖) → ((𝜑 ∧ 𝑓 ∈ 𝐴) ↔ (𝜑 ∧ (𝑈‘𝑖) ∈ 𝐴)))
51 feq1 6687 . . . . . . . . . . . . . . . 16 (𝑓 = (𝑈‘𝑖) → (𝑓:𝑇⟶ℝ ↔ (𝑈‘𝑖):𝑇⟶ℝ))
5250, 51imbi12d 347 . . . . . . . . . . . . . . 15 (𝑓 = (𝑈‘𝑖) → (((𝜑 ∧ 𝑓 ∈ 𝐴) → 𝑓:𝑇⟶ℝ) ↔ ((𝜑 ∧ (𝑈‘𝑖) ∈ 𝐴) → (𝑈‘𝑖):𝑇⟶ℝ)))
5352, 26vtoclg 3518 . . . . . . . . . . . . . 14 ((𝑈‘𝑖) ∈ 𝐴 → ((𝜑 ∧ (𝑈‘𝑖) ∈ 𝐴) → (𝑈‘𝑖):𝑇⟶ℝ))
5446, 48, 53sylc 66 . . . . . . . . . . . . 13 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → (𝑈‘𝑖):𝑇⟶ℝ)
5554adantlr 728 . . . . . . . . . . . 12 (((𝜑 ∧ 𝑡 ∈ 𝑇) ∧ 𝑖 ∈ (1...𝑀)) → (𝑈‘𝑖):𝑇⟶ℝ)
56 simplr 781 . . . . . . . . . . . 12 (((𝜑 ∧ 𝑡 ∈ 𝑇) ∧ 𝑖 ∈ (1...𝑀)) → 𝑡 ∈ 𝑇)
5755, 56ffvelcdmd 7085 . . . . . . . . . . 11 (((𝜑 ∧ 𝑡 ∈ 𝑇) ∧ 𝑖 ∈ (1...𝑀)) → ((𝑈‘𝑖)‘𝑡) ∈ ℝ)
58 eqid 2761 . . . . . . . . . . 11 (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)) = (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡))
5937, 57, 58fmptdf 7117 . . . . . . . . . 10 ((𝜑 ∧ 𝑡 ∈ 𝑇) → (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)):(1...𝑀)⟶ℝ)
60 simpr 490 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑡 ∈ 𝑇) → 𝑡 ∈ 𝑇)
61 ovex 7453 . . . . . . . . . . . . 13 (1...𝑀) ∈ V
62 mptexg 7227 . . . . . . . . . . . . 13 ((1...𝑀) ∈ V → (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)) ∈ V)
6361, 62mp1i 14 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑡 ∈ 𝑇) → (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)) ∈ V)
6412fvmpt2 7005 . . . . . . . . . . . 12 ((𝑡 ∈ 𝑇 ∧ (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)) ∈ V) → (𝐹‘𝑡) = (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)))
6560, 63, 64syl2anc 596 . . . . . . . . . . 11 ((𝜑 ∧ 𝑡 ∈ 𝑇) → (𝐹‘𝑡) = (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)))
6665feq1d 6691 . . . . . . . . . 10 ((𝜑 ∧ 𝑡 ∈ 𝑇) → ((𝐹‘𝑡):(1...𝑀)⟶ℝ ↔ (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)):(1...𝑀)⟶ℝ))
6759, 66mpbird 260 . . . . . . . . 9 ((𝜑 ∧ 𝑡 ∈ 𝑇) → (𝐹‘𝑡):(1...𝑀)⟶ℝ)
683, 67syldan 603 . . . . . . . 8 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (𝐹‘𝑡):(1...𝑀)⟶ℝ)
6968ffvelcdmda 7084 . . . . . . 7 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑘 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑘) ∈ ℝ)
70 remulcl 11285 . . . . . . . 8 ((𝑘 ∈ ℝ ∧ 𝑗 ∈ ℝ) → (𝑘 · 𝑗) ∈ ℝ)
7170adantl 487 . . . . . . 7 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ (𝑘 ∈ ℝ ∧ 𝑗 ∈ ℝ)) → (𝑘 · 𝑗) ∈ ℝ)
7235, 69, 71seqcl 14165 . . . . . 6 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (seq1( · , (𝐹‘𝑡))‘𝑀) ∈ ℝ)
7313fvmpt2 7005 . . . . . 6 ((𝑡 ∈ 𝑇 ∧ (seq1( · , (𝐹‘𝑡))‘𝑀) ∈ ℝ) → (𝑍‘𝑡) = (seq1( · , (𝐹‘𝑡))‘𝑀))
743, 72, 73syl2anc 596 . . . . 5 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (𝑍‘𝑡) = (seq1( · , (𝐹‘𝑡))‘𝑀))
75 nfcv 2923 . . . . . . . . 9 Ⅎ𝑖𝑇
76 nfmpt1 5204 . . . . . . . . 9 Ⅎ𝑖(𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡))
7775, 76nfmpt 5203 . . . . . . . 8 Ⅎ𝑖(𝑡 ∈ 𝑇 ↦ (𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡)))
7812, 77nfcxfr 2921 . . . . . . 7 Ⅎ𝑖𝐹
79 nfcv 2923 . . . . . . 7 Ⅎ𝑖𝑡
8078, 79nffv 6895 . . . . . 6 Ⅎ𝑖(𝐹‘𝑡)
81 nfv 1947 . . . . . . 7 Ⅎ𝑖 𝑡 ∈ 𝐷
824, 81nfan 1932 . . . . . 6 Ⅎ𝑖(𝜑 ∧ 𝑡 ∈ 𝐷)
83 nfcv 2923 . . . . . 6 Ⅎ𝑗seq1( · , (𝐹‘𝑡))
84 eqid 2761 . . . . . 6 seq1( · , (𝐹‘𝑡)) = seq1( · , (𝐹‘𝑡))
8515adantr 486 . . . . . 6 ((𝜑 ∧ 𝑡 ∈ 𝐷) → 𝑀 ∈ ℕ)
86 simpll 779 . . . . . . . 8 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → 𝜑)
87 simpr 490 . . . . . . . 8 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → 𝑖 ∈ (1...𝑀))
883adantr 486 . . . . . . . 8 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → 𝑡 ∈ 𝑇)
8945simprd 501 . . . . . . . . . 10 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → ∀𝑡 ∈ 𝑇 (0 ≤ ((𝑈‘𝑖)‘𝑡) ∧ ((𝑈‘𝑖)‘𝑡) ≤ 1))
9089r19.21bi 3255 . . . . . . . . 9 (((𝜑 ∧ 𝑖 ∈ (1...𝑀)) ∧ 𝑡 ∈ 𝑇) → (0 ≤ ((𝑈‘𝑖)‘𝑡) ∧ ((𝑈‘𝑖)‘𝑡) ≤ 1))
9190simpld 500 . . . . . . . 8 (((𝜑 ∧ 𝑖 ∈ (1...𝑀)) ∧ 𝑡 ∈ 𝑇) → 0 ≤ ((𝑈‘𝑖)‘𝑡))
9286, 87, 88, 91syl21anc 851 . . . . . . 7 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → 0 ≤ ((𝑈‘𝑖)‘𝑡))
9365fveq1d 6887 . . . . . . . . 9 ((𝜑 ∧ 𝑡 ∈ 𝑇) → ((𝐹‘𝑡)‘𝑖) = ((𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡))‘𝑖))
9486, 88, 93syl2anc 596 . . . . . . . 8 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑖) = ((𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡))‘𝑖))
9586, 88, 87, 57syl21anc 851 . . . . . . . . 9 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝑈‘𝑖)‘𝑡) ∈ ℝ)
9658fvmpt2 7005 . . . . . . . . 9 ((𝑖 ∈ (1...𝑀) ∧ ((𝑈‘𝑖)‘𝑡) ∈ ℝ) → ((𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡))‘𝑖) = ((𝑈‘𝑖)‘𝑡))
9787, 95, 96syl2anc 596 . . . . . . . 8 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝑖 ∈ (1...𝑀) ↦ ((𝑈‘𝑖)‘𝑡))‘𝑖) = ((𝑈‘𝑖)‘𝑡))
9894, 97eqtrd 2796 . . . . . . 7 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑖) = ((𝑈‘𝑖)‘𝑡))
9992, 98breqtrrd 5133 . . . . . 6 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → 0 ≤ ((𝐹‘𝑡)‘𝑖))
10090simprd 501 . . . . . . . 8 (((𝜑 ∧ 𝑖 ∈ (1...𝑀)) ∧ 𝑡 ∈ 𝑇) → ((𝑈‘𝑖)‘𝑡) ≤ 1)
10186, 87, 88, 100syl21anc 851 . . . . . . 7 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝑈‘𝑖)‘𝑡) ≤ 1)
10298, 101eqbrtrd 5127 . . . . . 6 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑖) ≤ 1)
103 stoweidlem48.17 . . . . . . 7 (𝜑 → 𝐸 ∈ ℝ+)
104103adantr 486 . . . . . 6 ((𝜑 ∧ 𝑡 ∈ 𝐷) → 𝐸 ∈ ℝ+)
105 stoweidlem48.11 . . . . . . . . . . 11 (𝜑 → 𝐷 ⊆ ∪ ran 𝑊)
106105sselda 3931 . . . . . . . . . 10 ((𝜑 ∧ 𝑡 ∈ 𝐷) → 𝑡 ∈ ∪ ran 𝑊)
107 eluni 4870 . . . . . . . . . 10 (𝑡 ∈ ∪ ran 𝑊 ↔ ∃𝑤(𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊))
108106, 107sylib 221 . . . . . . . . 9 ((𝜑 ∧ 𝑡 ∈ 𝐷) → ∃𝑤(𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊))
109 stoweidlem48.9 . . . . . . . . . . . . . . . 16 (𝜑 → 𝑊:(1...𝑀)⟶𝑉)
110 ffn 6709 . . . . . . . . . . . . . . . 16 (𝑊:(1...𝑀)⟶𝑉 → 𝑊 Fn (1...𝑀))
111 fvelrnb 6945 . . . . . . . . . . . . . . . 16 (𝑊 Fn (1...𝑀) → (𝑤 ∈ ran 𝑊 ↔ ∃𝑗 ∈ (1...𝑀)(𝑊‘𝑗) = 𝑤))
112109, 110, 1113syl 19 . . . . . . . . . . . . . . 15 (𝜑 → (𝑤 ∈ ran 𝑊 ↔ ∃𝑗 ∈ (1...𝑀)(𝑊‘𝑗) = 𝑤))
113112biimpa 482 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑤 ∈ ran 𝑊) → ∃𝑗 ∈ (1...𝑀)(𝑊‘𝑗) = 𝑤)
114113adantrl 729 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊)) → ∃𝑗 ∈ (1...𝑀)(𝑊‘𝑗) = 𝑤)
115 simplr 781 . . . . . . . . . . . . . . . . 17 (((𝜑 ∧ 𝑡 ∈ 𝑤) ∧ (𝑊‘𝑗) = 𝑤) → 𝑡 ∈ 𝑤)
116 simpr 490 . . . . . . . . . . . . . . . . 17 (((𝜑 ∧ 𝑡 ∈ 𝑤) ∧ (𝑊‘𝑗) = 𝑤) → (𝑊‘𝑗) = 𝑤)
117115, 116eleqtrrd 2864 . . . . . . . . . . . . . . . 16 (((𝜑 ∧ 𝑡 ∈ 𝑤) ∧ (𝑊‘𝑗) = 𝑤) → 𝑡 ∈ (𝑊‘𝑗))
118117ex 418 . . . . . . . . . . . . . . 15 ((𝜑 ∧ 𝑡 ∈ 𝑤) → ((𝑊‘𝑗) = 𝑤 → 𝑡 ∈ (𝑊‘𝑗)))
119118reximdv 3178 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑡 ∈ 𝑤) → (∃𝑗 ∈ (1...𝑀)(𝑊‘𝑗) = 𝑤 → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗)))
120119adantrr 730 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊)) → (∃𝑗 ∈ (1...𝑀)(𝑊‘𝑗) = 𝑤 → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗)))
121114, 120mpd 16 . . . . . . . . . . . 12 ((𝜑 ∧ (𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊)) → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗))
122121ex 418 . . . . . . . . . . 11 (𝜑 → ((𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊) → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗)))
123122exlimdv 1966 . . . . . . . . . 10 (𝜑 → (∃𝑤(𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊) → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗)))
124123adantr 486 . . . . . . . . 9 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (∃𝑤(𝑡 ∈ 𝑤 ∧ 𝑤 ∈ ran 𝑊) → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗)))
125108, 124mpd 16 . . . . . . . 8 ((𝜑 ∧ 𝑡 ∈ 𝐷) → ∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗))
126 simplll 787 . . . . . . . . . . 11 ((((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) ∧ 𝑡 ∈ (𝑊‘𝑗)) → 𝜑)
127 simplr 781 . . . . . . . . . . 11 ((((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) ∧ 𝑡 ∈ (𝑊‘𝑗)) → 𝑗 ∈ (1...𝑀))
128 simpr 490 . . . . . . . . . . 11 ((((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) ∧ 𝑡 ∈ (𝑊‘𝑗)) → 𝑡 ∈ (𝑊‘𝑗))
129 nfv 1947 . . . . . . . . . . . . . 14 Ⅎ𝑖 𝑗 ∈ (1...𝑀)
130 nfv 1947 . . . . . . . . . . . . . 14 Ⅎ𝑖 𝑡 ∈ (𝑊‘𝑗)
1314, 129, 130nf3an 1934 . . . . . . . . . . . . 13 Ⅎ𝑖(𝜑 ∧ 𝑗 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑗))
132 nfv 1947 . . . . . . . . . . . . 13 Ⅎ𝑖((𝑈‘𝑗)‘𝑡) < 𝐸
133131, 132nfim 1929 . . . . . . . . . . . 12 Ⅎ𝑖((𝜑 ∧ 𝑗 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑗)) → ((𝑈‘𝑗)‘𝑡) < 𝐸)
134 eleq1 2849 . . . . . . . . . . . . . 14 (𝑖 = 𝑗 → (𝑖 ∈ (1...𝑀) ↔ 𝑗 ∈ (1...𝑀)))
135 fveq2 6885 . . . . . . . . . . . . . . 15 (𝑖 = 𝑗 → (𝑊‘𝑖) = (𝑊‘𝑗))
136135eleq2d 2847 . . . . . . . . . . . . . 14 (𝑖 = 𝑗 → (𝑡 ∈ (𝑊‘𝑖) ↔ 𝑡 ∈ (𝑊‘𝑗)))
137134, 1363anbi23d 1467 . . . . . . . . . . . . 13 (𝑖 = 𝑗 → ((𝜑 ∧ 𝑖 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑖)) ↔ (𝜑 ∧ 𝑗 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑗))))
138 fveq2 6885 . . . . . . . . . . . . . . 15 (𝑖 = 𝑗 → (𝑈‘𝑖) = (𝑈‘𝑗))
139138fveq1d 6887 . . . . . . . . . . . . . 14 (𝑖 = 𝑗 → ((𝑈‘𝑖)‘𝑡) = ((𝑈‘𝑗)‘𝑡))
140139breq1d 5113 . . . . . . . . . . . . 13 (𝑖 = 𝑗 → (((𝑈‘𝑖)‘𝑡) < 𝐸 ↔ ((𝑈‘𝑗)‘𝑡) < 𝐸))
141137, 140imbi12d 347 . . . . . . . . . . . 12 (𝑖 = 𝑗 → (((𝜑 ∧ 𝑖 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑖)) → ((𝑈‘𝑖)‘𝑡) < 𝐸) ↔ ((𝜑 ∧ 𝑗 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑗)) → ((𝑈‘𝑗)‘𝑡) < 𝐸)))
142 stoweidlem48.13 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑖 ∈ (1...𝑀)) → ∀𝑡 ∈ (𝑊‘𝑖)((𝑈‘𝑖)‘𝑡) < 𝐸)
143142r19.21bi 3255 . . . . . . . . . . . . 13 (((𝜑 ∧ 𝑖 ∈ (1...𝑀)) ∧ 𝑡 ∈ (𝑊‘𝑖)) → ((𝑈‘𝑖)‘𝑡) < 𝐸)
1441433impa 1127 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑖 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑖)) → ((𝑈‘𝑖)‘𝑡) < 𝐸)
145133, 141, 144chvarfv 2277 . . . . . . . . . . 11 ((𝜑 ∧ 𝑗 ∈ (1...𝑀) ∧ 𝑡 ∈ (𝑊‘𝑗)) → ((𝑈‘𝑗)‘𝑡) < 𝐸)
146126, 127, 128, 145syl3anc 1398 . . . . . . . . . 10 ((((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) ∧ 𝑡 ∈ (𝑊‘𝑗)) → ((𝑈‘𝑗)‘𝑡) < 𝐸)
147146ex 418 . . . . . . . . 9 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) → (𝑡 ∈ (𝑊‘𝑗) → ((𝑈‘𝑗)‘𝑡) < 𝐸))
148147reximdva 3176 . . . . . . . 8 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (∃𝑗 ∈ (1...𝑀)𝑡 ∈ (𝑊‘𝑗) → ∃𝑗 ∈ (1...𝑀)((𝑈‘𝑗)‘𝑡) < 𝐸))
149125, 148mpd 16 . . . . . . 7 ((𝜑 ∧ 𝑡 ∈ 𝐷) → ∃𝑗 ∈ (1...𝑀)((𝑈‘𝑗)‘𝑡) < 𝐸)
15082, 129nfan 1932 . . . . . . . . . . . 12 Ⅎ𝑖((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀))
151 nfcv 2923 . . . . . . . . . . . . . 14 Ⅎ𝑖𝑗
15280, 151nffv 6895 . . . . . . . . . . . . 13 Ⅎ𝑖((𝐹‘𝑡)‘𝑗)
153152nfeq1 2938 . . . . . . . . . . . 12 Ⅎ𝑖((𝐹‘𝑡)‘𝑗) = ((𝑈‘𝑗)‘𝑡)
154150, 153nfim 1929 . . . . . . . . . . 11 Ⅎ𝑖(((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑗) = ((𝑈‘𝑗)‘𝑡))
155134anbi2d 642 . . . . . . . . . . . 12 (𝑖 = 𝑗 → (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) ↔ ((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀))))
156 fveq2 6885 . . . . . . . . . . . . 13 (𝑖 = 𝑗 → ((𝐹‘𝑡)‘𝑖) = ((𝐹‘𝑡)‘𝑗))
157156, 139eqeq12d 2777 . . . . . . . . . . . 12 (𝑖 = 𝑗 → (((𝐹‘𝑡)‘𝑖) = ((𝑈‘𝑖)‘𝑡) ↔ ((𝐹‘𝑡)‘𝑗) = ((𝑈‘𝑗)‘𝑡)))
158155, 157imbi12d 347 . . . . . . . . . . 11 (𝑖 = 𝑗 → ((((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑖 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑖) = ((𝑈‘𝑖)‘𝑡)) ↔ (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑗) = ((𝑈‘𝑗)‘𝑡))))
159154, 158, 98chvarfv 2277 . . . . . . . . . 10 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) → ((𝐹‘𝑡)‘𝑗) = ((𝑈‘𝑗)‘𝑡))
160159breq1d 5113 . . . . . . . . 9 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) → (((𝐹‘𝑡)‘𝑗) < 𝐸 ↔ ((𝑈‘𝑗)‘𝑡) < 𝐸))
161160biimprd 251 . . . . . . . 8 (((𝜑 ∧ 𝑡 ∈ 𝐷) ∧ 𝑗 ∈ (1...𝑀)) → (((𝑈‘𝑗)‘𝑡) < 𝐸 → ((𝐹‘𝑡)‘𝑗) < 𝐸))
162161reximdva 3176 . . . . . . 7 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (∃𝑗 ∈ (1...𝑀)((𝑈‘𝑗)‘𝑡) < 𝐸 → ∃𝑗 ∈ (1...𝑀)((𝐹‘𝑡)‘𝑗) < 𝐸))
163149, 162mpd 16 . . . . . 6 ((𝜑 ∧ 𝑡 ∈ 𝐷) → ∃𝑗 ∈ (1...𝑀)((𝐹‘𝑡)‘𝑗) < 𝐸)
16480, 82, 83, 84, 85, 68, 99, 102, 104, 163fmul01lt1 46597 . . . . 5 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (seq1( · , (𝐹‘𝑡))‘𝑀) < 𝐸)
16574, 164eqbrtrd 5127 . . . 4 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (𝑍‘𝑡) < 𝐸)
16632, 165eqbrtrd 5127 . . 3 ((𝜑 ∧ 𝑡 ∈ 𝐷) → (𝑋‘𝑡) < 𝐸)
167166ex 418 . 2 (𝜑 → (𝑡 ∈ 𝐷 → (𝑋‘𝑡) < 𝐸))
1681, 167ralrimi 3261 1 (𝜑 → ∀𝑡 ∈ 𝐷 (𝑋‘𝑡) < 𝐸)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   → wi 4   ↔ wb 209   ∧ wa 401   ∧ w3a 1103   = wceq 1570  ∃wex 1812  Ⅎwnf 1816   ∈ wcel 2145  ∀wral 3077  ∃wrex 3087  {crab 3413  Vcvv 3451   ⊆ wss 3899  ∪ cuni 4867   class class class wbr 5103   ↦ cmpt 5186  ran crn 5652   Fn wfn 6533  ⟶wf 6534  ‘cfv 6538  (class class class)co 7420   ∈ cmpo 7422  ℝcr 11199  0cc0 11200  1c1 11201   · cmul 11205   < clt 11343   ≤ cle 11344  ℕcn 12335  ℤ≥cuz 12965  ℝ+crp 13120  ...cfz 13639  seqcseq 14144
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2213  ax-ext 2733  ax-rep 5232  ax-sep 5249  ax-nul 5260  ax-pow 5327  ax-pr 5391  ax-un 7751  ax-cnex 11256  ax-resscn 11257  ax-1cn 11258  ax-icn 11259  ax-addcl 11260  ax-addrcl 11261  ax-mulcl 11262  ax-mulrcl 11263  ax-mulcom 11264  ax-addass 11265  ax-mulass 11266  ax-distr 11267  ax-i2m1 11268  ax-1ne0 11269  ax-1rid 11270  ax-rnegex 11271  ax-rrecex 11272  ax-cnre 11273  ax-pre-lttri 11274  ax-pre-lttrn 11275  ax-pre-ltadd 11276  ax-pre-mulgt0 11277
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2565  df-eu 2595  df-clab 2740  df-cleq 2753  df-clel 2836  df-nfc 2910  df-ne 2957  df-nel 3063  df-ral 3078  df-rex 3088  df-reu 3367  df-rab 3414  df-v 3453  df-sbc 3740  df-csb 3848  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-pss 3919  df-nul 4280  df-if 4483  df-pw 4559  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-iun 4953  df-br 5104  df-opab 5168  df-mpt 5187  df-tr 5213  df-id 5546  df-eprel 5551  df-po 5559  df-so 5560  df-fr 5604  df-we 5606  df-xp 5657  df-rel 5658  df-cnv 5659  df-co 5660  df-dm 5661  df-rn 5662  df-res 5663  df-ima 5664  df-pred 6304  df-ord 6365  df-on 6366  df-lim 6367  df-suc 6368  df-iota 6494  df-fun 6540  df-fn 6541  df-f 6542  df-f1 6543  df-fo 6544  df-f1o 6545  df-fv 6546  df-riota 7377  df-ov 7423  df-oprab 7424  df-mpo 7425  df-om 7878  df-1st 8001  df-2nd 8002  df-frecs 8299  df-wrecs 8330  df-recs 8379  df-rdg 8418  df-er 8717  df-en 8974  df-dom 8975  df-sdom 8976  df-pnf 11345  df-mnf 11346  df-xr 11347  df-ltxr 11348  df-le 11349  df-sub 11543  df-neg 11544  df-nn 12336  df-n0 12607  df-z 12694  df-uz 12966  df-rp 13121  df-fz 13640  df-fzo 13789  df-seq 14145
This theorem is used by:  stoweidlem51  47060
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