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Theorem ruclem12 16332
Description: Lemma for ruc 16334. The supremum of the increasing sequence 1st𝐺 is a real number that is not in the range of 𝐹. (Contributed by Mario Carneiro, 28-May-2014.)
Hypotheses
Ref Expression
ruc.1 (𝜑𝐹:ℕ⟶ℝ)
ruc.2 (𝜑𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ (((1st𝑥) + (2nd𝑥)) / 2) / 𝑚if(𝑚 < 𝑦, ⟨(1st𝑥), 𝑚⟩, ⟨((𝑚 + (2nd𝑥)) / 2), (2nd𝑥)⟩)))
ruc.4 𝐶 = ({⟨0, ⟨0, 1⟩⟩} ∪ 𝐹)
ruc.5 𝐺 = seq0(𝐷, 𝐶)
ruc.6 𝑆 = sup(ran (1st𝐺), ℝ, < )
Assertion
Ref Expression
ruclem12 (𝜑𝑆 ∈ (ℝ ∖ ran 𝐹))
Distinct variable groups:   𝑥,𝑚,𝑦,𝐹   𝑚,𝐺,𝑥,𝑦
Allowed substitution hints:   𝜑(𝑥, 𝑦, 𝑚)   𝐶(𝑥, 𝑦, 𝑚)   𝐷(𝑥, 𝑦, 𝑚)   𝑆(𝑥, 𝑦, 𝑚)

Proof of Theorem ruclem12
Dummy variables 𝑧 𝑛 𝑘 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 ruc.6 . . 3 𝑆 = sup(ran (1st𝐺), ℝ, < )
2 ruc.1 . . . . . 6 (𝜑𝐹:ℕ⟶ℝ)
3 ruc.2 . . . . . 6 (𝜑𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ (((1st𝑥) + (2nd𝑥)) / 2) / 𝑚if(𝑚 < 𝑦, ⟨(1st𝑥), 𝑚⟩, ⟨((𝑚 + (2nd𝑥)) / 2), (2nd𝑥)⟩)))
4 ruc.4 . . . . . 6 𝐶 = ({⟨0, ⟨0, 1⟩⟩} ∪ 𝐹)
5 ruc.5 . . . . . 6 𝐺 = seq0(𝐷, 𝐶)
62, 3, 4, 5ruclem11 16331 . . . . 5 (𝜑 → (ran (1st𝐺) ⊆ ℝ ∧ ran (1st𝐺) ≠ ∅ ∧ ∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ 1))
76simp1d 1160 . . . 4 (𝜑 → ran (1st𝐺) ⊆ ℝ)
86simp2d 1161 . . . 4 (𝜑 → ran (1st𝐺) ≠ ∅)
9 1re 11235 . . . . 5 1 ∈ ℝ
106simp3d 1162 . . . . 5 (𝜑 → ∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ 1)
11 brralrspcev 5165 . . . . 5 ((1 ∈ ℝ ∧ ∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ 1) → ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st𝐺)𝑧𝑛)
129, 10, 11sylancr 599 . . . 4 (𝜑 → ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st𝐺)𝑧𝑛)
137, 8, 12suprcld 12205 . . 3 (𝜑 → sup(ran (1st𝐺), ℝ, < ) ∈ ℝ)
141, 13eqeltrid 2864 . 2 (𝜑𝑆 ∈ ℝ)
152adantr 486 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → 𝐹:ℕ⟶ℝ)
163adantr 486 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → 𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ (((1st𝑥) + (2nd𝑥)) / 2) / 𝑚if(𝑚 < 𝑦, ⟨(1st𝑥), 𝑚⟩, ⟨((𝑚 + (2nd𝑥)) / 2), (2nd𝑥)⟩)))
172, 3, 4, 5ruclem6 16326 . . . . . . . . . . 11 (𝜑𝐺:ℕ0⟶(ℝ × ℝ))
18 nnm1nn0 12572 . . . . . . . . . . 11 (𝑛 ∈ ℕ → (𝑛 − 1) ∈ ℕ0)
19 ffvelcdm 7075 . . . . . . . . . . 11 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ (𝑛 − 1) ∈ ℕ0) → (𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ))
2017, 18, 19syl2an 608 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → (𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ))
21 xp1st 8019 . . . . . . . . . 10 ((𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ) → (1st ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
2220, 21syl 18 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
23 xp2nd 8020 . . . . . . . . . 10 ((𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ) → (2nd ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
2420, 23syl 18 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → (2nd ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
252ffvelcdmda 7078 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → (𝐹𝑛) ∈ ℝ)
26 eqid 2760 . . . . . . . . 9 (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) = (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛)))
27 eqid 2760 . . . . . . . . 9 (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) = (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛)))
282, 3, 4, 5ruclem8 16328 . . . . . . . . . 10 ((𝜑 ∧ (𝑛 − 1) ∈ ℕ0) → (1st ‘(𝐺‘(𝑛 − 1))) < (2nd ‘(𝐺‘(𝑛 − 1))))
2918, 28sylan2 605 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺‘(𝑛 − 1))) < (2nd ‘(𝐺‘(𝑛 − 1))))
3015, 16, 22, 24, 25, 26, 27, 29ruclem3 16324 . . . . . . . 8 ((𝜑𝑛 ∈ ℕ) → ((𝐹𝑛) < (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) ∨ (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) < (𝐹𝑛)))
312, 3, 4, 5ruclem7 16327 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑛 − 1) ∈ ℕ0) → (𝐺‘((𝑛 − 1) + 1)) = ((𝐺‘(𝑛 − 1))𝐷(𝐹‘((𝑛 − 1) + 1))))
3218, 31sylan2 605 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → (𝐺‘((𝑛 − 1) + 1)) = ((𝐺‘(𝑛 − 1))𝐷(𝐹‘((𝑛 − 1) + 1))))
33 nncn 12268 . . . . . . . . . . . . . . 15 (𝑛 ∈ ℕ → 𝑛 ∈ ℂ)
3433adantl 487 . . . . . . . . . . . . . 14 ((𝜑𝑛 ∈ ℕ) → 𝑛 ∈ ℂ)
35 ax-1cn 11185 . . . . . . . . . . . . . 14 1 ∈ ℂ
36 npcan 11493 . . . . . . . . . . . . . 14 ((𝑛 ∈ ℂ ∧ 1 ∈ ℂ) → ((𝑛 − 1) + 1) = 𝑛)
3734, 35, 36sylancl 598 . . . . . . . . . . . . 13 ((𝜑𝑛 ∈ ℕ) → ((𝑛 − 1) + 1) = 𝑛)
3837fveq2d 6883 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → (𝐺‘((𝑛 − 1) + 1)) = (𝐺𝑛))
39 1st2nd2 8026 . . . . . . . . . . . . . 14 ((𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ) → (𝐺‘(𝑛 − 1)) = ⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩)
4020, 39syl 18 . . . . . . . . . . . . 13 ((𝜑𝑛 ∈ ℕ) → (𝐺‘(𝑛 − 1)) = ⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩)
4137fveq2d 6883 . . . . . . . . . . . . 13 ((𝜑𝑛 ∈ ℕ) → (𝐹‘((𝑛 − 1) + 1)) = (𝐹𝑛))
4240, 41oveq12d 7432 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → ((𝐺‘(𝑛 − 1))𝐷(𝐹‘((𝑛 − 1) + 1))) = (⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛)))
4332, 38, 423eqtr3d 2803 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → (𝐺𝑛) = (⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛)))
4443fveq2d 6883 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺𝑛)) = (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))))
4544breq2d 5115 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → ((𝐹𝑛) < (1st ‘(𝐺𝑛)) ↔ (𝐹𝑛) < (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛)))))
4643fveq2d 6883 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → (2nd ‘(𝐺𝑛)) = (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))))
4746breq1d 5113 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → ((2nd ‘(𝐺𝑛)) < (𝐹𝑛) ↔ (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) < (𝐹𝑛)))
4845, 47orbi12d 932 . . . . . . . 8 ((𝜑𝑛 ∈ ℕ) → (((𝐹𝑛) < (1st ‘(𝐺𝑛)) ∨ (2nd ‘(𝐺𝑛)) < (𝐹𝑛)) ↔ ((𝐹𝑛) < (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) ∨ (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹𝑛))) < (𝐹𝑛))))
4930, 48mpbird 260 . . . . . . 7 ((𝜑𝑛 ∈ ℕ) → ((𝐹𝑛) < (1st ‘(𝐺𝑛)) ∨ (2nd ‘(𝐺𝑛)) < (𝐹𝑛)))
507adantr 486 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → ran (1st𝐺) ⊆ ℝ)
518adantr 486 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → ran (1st𝐺) ≠ ∅)
5212adantr 486 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st𝐺)𝑧𝑛)
53 nnnn0 12538 . . . . . . . . . . . . 13 (𝑛 ∈ ℕ → 𝑛 ∈ ℕ0)
54 fvco3 6979 . . . . . . . . . . . . 13 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ 𝑛 ∈ ℕ0) → ((1st𝐺)‘𝑛) = (1st ‘(𝐺𝑛)))
5517, 53, 54syl2an 608 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → ((1st𝐺)‘𝑛) = (1st ‘(𝐺𝑛)))
5617adantr 486 . . . . . . . . . . . . . 14 ((𝜑𝑛 ∈ ℕ) → 𝐺:ℕ0⟶(ℝ × ℝ))
57 1stcof 8017 . . . . . . . . . . . . . 14 (𝐺:ℕ0⟶(ℝ × ℝ) → (1st𝐺):ℕ0⟶ℝ)
58 ffn 6703 . . . . . . . . . . . . . 14 ((1st𝐺):ℕ0⟶ℝ → (1st𝐺) Fn ℕ0)
5956, 57, 583syl 19 . . . . . . . . . . . . 13 ((𝜑𝑛 ∈ ℕ) → (1st𝐺) Fn ℕ0)
6053adantl 487 . . . . . . . . . . . . 13 ((𝜑𝑛 ∈ ℕ) → 𝑛 ∈ ℕ0)
61 fnfvelrn 7074 . . . . . . . . . . . . 13 (((1st𝐺) Fn ℕ0𝑛 ∈ ℕ0) → ((1st𝐺)‘𝑛) ∈ ran (1st𝐺))
6259, 60, 61syl2anc 596 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → ((1st𝐺)‘𝑛) ∈ ran (1st𝐺))
6355, 62eqeltrrd 2861 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺𝑛)) ∈ ran (1st𝐺))
6450, 51, 52, 63suprubd 12204 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺𝑛)) ≤ sup(ran (1st𝐺), ℝ, < ))
6564, 1breqtrrdi 5147 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺𝑛)) ≤ 𝑆)
66 ffvelcdm 7075 . . . . . . . . . . . 12 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ 𝑛 ∈ ℕ0) → (𝐺𝑛) ∈ (ℝ × ℝ))
6717, 53, 66syl2an 608 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → (𝐺𝑛) ∈ (ℝ × ℝ))
68 xp1st 8019 . . . . . . . . . . 11 ((𝐺𝑛) ∈ (ℝ × ℝ) → (1st ‘(𝐺𝑛)) ∈ ℝ)
6967, 68syl 18 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → (1st ‘(𝐺𝑛)) ∈ ℝ)
7014adantr 486 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → 𝑆 ∈ ℝ)
71 ltletr 11329 . . . . . . . . . 10 (((𝐹𝑛) ∈ ℝ ∧ (1st ‘(𝐺𝑛)) ∈ ℝ ∧ 𝑆 ∈ ℝ) → (((𝐹𝑛) < (1st ‘(𝐺𝑛)) ∧ (1st ‘(𝐺𝑛)) ≤ 𝑆) → (𝐹𝑛) < 𝑆))
7225, 69, 70, 71syl3anc 1398 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → (((𝐹𝑛) < (1st ‘(𝐺𝑛)) ∧ (1st ‘(𝐺𝑛)) ≤ 𝑆) → (𝐹𝑛) < 𝑆))
7365, 72mpan2d 707 . . . . . . . 8 ((𝜑𝑛 ∈ ℕ) → ((𝐹𝑛) < (1st ‘(𝐺𝑛)) → (𝐹𝑛) < 𝑆))
74 fvco3 6979 . . . . . . . . . . . . . . 15 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ 𝑘 ∈ ℕ0) → ((1st𝐺)‘𝑘) = (1st ‘(𝐺𝑘)))
7556, 74sylan 592 . . . . . . . . . . . . . 14 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → ((1st𝐺)‘𝑘) = (1st ‘(𝐺𝑘)))
7656ffvelcdmda 7078 . . . . . . . . . . . . . . . 16 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (𝐺𝑘) ∈ (ℝ × ℝ))
77 xp1st 8019 . . . . . . . . . . . . . . . 16 ((𝐺𝑘) ∈ (ℝ × ℝ) → (1st ‘(𝐺𝑘)) ∈ ℝ)
7876, 77syl 18 . . . . . . . . . . . . . . 15 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (1st ‘(𝐺𝑘)) ∈ ℝ)
79 xp2nd 8020 . . . . . . . . . . . . . . . . 17 ((𝐺𝑛) ∈ (ℝ × ℝ) → (2nd ‘(𝐺𝑛)) ∈ ℝ)
8067, 79syl 18 . . . . . . . . . . . . . . . 16 ((𝜑𝑛 ∈ ℕ) → (2nd ‘(𝐺𝑛)) ∈ ℝ)
8180adantr 486 . . . . . . . . . . . . . . 15 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (2nd ‘(𝐺𝑛)) ∈ ℝ)
8215adantr 486 . . . . . . . . . . . . . . . 16 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝐹:ℕ⟶ℝ)
8316adantr 486 . . . . . . . . . . . . . . . 16 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ (((1st𝑥) + (2nd𝑥)) / 2) / 𝑚if(𝑚 < 𝑦, ⟨(1st𝑥), 𝑚⟩, ⟨((𝑚 + (2nd𝑥)) / 2), (2nd𝑥)⟩)))
84 simpr 490 . . . . . . . . . . . . . . . 16 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝑘 ∈ ℕ0)
8560adantr 486 . . . . . . . . . . . . . . . 16 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝑛 ∈ ℕ0)
8682, 83, 4, 5, 84, 85ruclem10 16330 . . . . . . . . . . . . . . 15 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (1st ‘(𝐺𝑘)) < (2nd ‘(𝐺𝑛)))
8778, 81, 86ltled 11385 . . . . . . . . . . . . . 14 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (1st ‘(𝐺𝑘)) ≤ (2nd ‘(𝐺𝑛)))
8875, 87eqbrtrd 5127 . . . . . . . . . . . . 13 (((𝜑𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → ((1st𝐺)‘𝑘) ≤ (2nd ‘(𝐺𝑛)))
8988ralrimiva 3154 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → ∀𝑘 ∈ ℕ0 ((1st𝐺)‘𝑘) ≤ (2nd ‘(𝐺𝑛)))
90 breq1 5106 . . . . . . . . . . . . . 14 (𝑧 = ((1st𝐺)‘𝑘) → (𝑧 ≤ (2nd ‘(𝐺𝑛)) ↔ ((1st𝐺)‘𝑘) ≤ (2nd ‘(𝐺𝑛))))
9190ralrn 7082 . . . . . . . . . . . . 13 ((1st𝐺) Fn ℕ0 → (∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ (2nd ‘(𝐺𝑛)) ↔ ∀𝑘 ∈ ℕ0 ((1st𝐺)‘𝑘) ≤ (2nd ‘(𝐺𝑛))))
9259, 91syl 18 . . . . . . . . . . . 12 ((𝜑𝑛 ∈ ℕ) → (∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ (2nd ‘(𝐺𝑛)) ↔ ∀𝑘 ∈ ℕ0 ((1st𝐺)‘𝑘) ≤ (2nd ‘(𝐺𝑛))))
9389, 92mpbird 260 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → ∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ (2nd ‘(𝐺𝑛)))
94 suprleub 12208 . . . . . . . . . . . 12 (((ran (1st𝐺) ⊆ ℝ ∧ ran (1st𝐺) ≠ ∅ ∧ ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st𝐺)𝑧𝑛) ∧ (2nd ‘(𝐺𝑛)) ∈ ℝ) → (sup(ran (1st𝐺), ℝ, < ) ≤ (2nd ‘(𝐺𝑛)) ↔ ∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ (2nd ‘(𝐺𝑛))))
9550, 51, 52, 80, 94syl31anc 1400 . . . . . . . . . . 11 ((𝜑𝑛 ∈ ℕ) → (sup(ran (1st𝐺), ℝ, < ) ≤ (2nd ‘(𝐺𝑛)) ↔ ∀𝑧 ∈ ran (1st𝐺)𝑧 ≤ (2nd ‘(𝐺𝑛))))
9693, 95mpbird 260 . . . . . . . . . 10 ((𝜑𝑛 ∈ ℕ) → sup(ran (1st𝐺), ℝ, < ) ≤ (2nd ‘(𝐺𝑛)))
971, 96eqbrtrid 5140 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → 𝑆 ≤ (2nd ‘(𝐺𝑛)))
98 lelttr 11327 . . . . . . . . . 10 ((𝑆 ∈ ℝ ∧ (2nd ‘(𝐺𝑛)) ∈ ℝ ∧ (𝐹𝑛) ∈ ℝ) → ((𝑆 ≤ (2nd ‘(𝐺𝑛)) ∧ (2nd ‘(𝐺𝑛)) < (𝐹𝑛)) → 𝑆 < (𝐹𝑛)))
9970, 80, 25, 98syl3anc 1398 . . . . . . . . 9 ((𝜑𝑛 ∈ ℕ) → ((𝑆 ≤ (2nd ‘(𝐺𝑛)) ∧ (2nd ‘(𝐺𝑛)) < (𝐹𝑛)) → 𝑆 < (𝐹𝑛)))
10097, 99mpand 708 . . . . . . . 8 ((𝜑𝑛 ∈ ℕ) → ((2nd ‘(𝐺𝑛)) < (𝐹𝑛) → 𝑆 < (𝐹𝑛)))
10173, 100orim12d 979 . . . . . . 7 ((𝜑𝑛 ∈ ℕ) → (((𝐹𝑛) < (1st ‘(𝐺𝑛)) ∨ (2nd ‘(𝐺𝑛)) < (𝐹𝑛)) → ((𝐹𝑛) < 𝑆𝑆 < (𝐹𝑛))))
10249, 101mpd 16 . . . . . 6 ((𝜑𝑛 ∈ ℕ) → ((𝐹𝑛) < 𝑆𝑆 < (𝐹𝑛)))
10325, 70lttri2d 11376 . . . . . 6 ((𝜑𝑛 ∈ ℕ) → ((𝐹𝑛) ≠ 𝑆 ↔ ((𝐹𝑛) < 𝑆𝑆 < (𝐹𝑛))))
104102, 103mpbird 260 . . . . 5 ((𝜑𝑛 ∈ ℕ) → (𝐹𝑛) ≠ 𝑆)
105104neneqd 2960 . . . 4 ((𝜑𝑛 ∈ ℕ) → ¬ (𝐹𝑛) = 𝑆)
106105nrexdv 3157 . . 3 (𝜑 → ¬ ∃𝑛 ∈ ℕ (𝐹𝑛) = 𝑆)
107 risset 3237 . . . 4 (𝑆 ∈ ran 𝐹 ↔ ∃𝑧 ∈ ran 𝐹 𝑧 = 𝑆)
108 ffn 6703 . . . . 5 (𝐹:ℕ⟶ℝ → 𝐹 Fn ℕ)
109 eqeq1 2764 . . . . . 6 (𝑧 = (𝐹𝑛) → (𝑧 = 𝑆 ↔ (𝐹𝑛) = 𝑆))
110109rexrn 7081 . . . . 5 (𝐹 Fn ℕ → (∃𝑧 ∈ ran 𝐹 𝑧 = 𝑆 ↔ ∃𝑛 ∈ ℕ (𝐹𝑛) = 𝑆))
1112, 108, 1103syl 19 . . . 4 (𝜑 → (∃𝑧 ∈ ran 𝐹 𝑧 = 𝑆 ↔ ∃𝑛 ∈ ℕ (𝐹𝑛) = 𝑆))
112107, 111bitrid 286 . . 3 (𝜑 → (𝑆 ∈ ran 𝐹 ↔ ∃𝑛 ∈ ℕ (𝐹𝑛) = 𝑆))
113106, 112mtbird 328 . 2 (𝜑 → ¬ 𝑆 ∈ ran 𝐹)
11414, 113eldifd 3910 1 (𝜑𝑆 ∈ (ℝ ∖ ran 𝐹))
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4  wb 209  wa 401  wo 861   = wceq 1570  wcel 2145  wne 2955  wral 3076  wrex 3086  csb 3847  cdif 3896  cun 3897  wss 3899  c0 4279  ifcif 4482  {csn 4584  cop 4590   class class class wbr 5103   × cxp 5653  ran crn 5656  ccom 5659   Fn wfn 6528  wf 6529  cfv 6533  (class class class)co 7414  cmpo 7416  1st c1st 7985  2nd c2nd 7986  supcsup 9413  cc 11125  cr 11126  0cc0 11127  1c1 11128   + caddc 11130   < clt 11270  cle 11271  cmin 11468   / cdiv 11898  cn 12260  2c2 12322  0cn0 12531  seqcseq 14068
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 2732  ax-sep 5251  ax-nul 5263  ax-pow 5330  ax-pr 5398  ax-un 7737  ax-cnex 11183  ax-resscn 11184  ax-1cn 11185  ax-icn 11186  ax-addcl 11187  ax-addrcl 11188  ax-mulcl 11189  ax-mulrcl 11190  ax-mulcom 11191  ax-addass 11192  ax-mulass 11193  ax-distr 11194  ax-i2m1 11195  ax-1ne0 11196  ax-1rid 11197  ax-rnegex 11198  ax-rrecex 11199  ax-cnre 11200  ax-pre-lttri 11201  ax-pre-lttrn 11202  ax-pre-ltadd 11203  ax-pre-mulgt0 11204  ax-pre-sup 11205
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 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-ne 2956  df-nel 3062  df-ral 3077  df-rex 3087  df-rmo 3365  df-reu 3366  df-rab 3413  df-v 3452  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 5550  df-eprel 5555  df-po 5563  df-so 5564  df-fr 5608  df-we 5610  df-xp 5661  df-rel 5662  df-cnv 5663  df-co 5664  df-dm 5665  df-rn 5666  df-res 5667  df-ima 5668  df-pred 6299  df-ord 6360  df-on 6361  df-lim 6362  df-suc 6363  df-iota 6489  df-fun 6535  df-fn 6536  df-f 6537  df-f1 6538  df-fo 6539  df-f1o 6540  df-fv 6541  df-riota 7371  df-ov 7417  df-oprab 7418  df-mpo 7419  df-om 7864  df-1st 7987  df-2nd 7988  df-frecs 8281  df-wrecs 8312  df-recs 8361  df-rdg 8400  df-er 8699  df-en 8956  df-dom 8957  df-sdom 8958  df-sup 9415  df-pnf 11272  df-mnf 11273  df-xr 11274  df-ltxr 11275  df-le 11276  df-sub 11470  df-neg 11471  df-div 11899  df-nn 12261  df-2 12330  df-n0 12532  df-z 12619  df-uz 12891  df-fz 13565  df-seq 14069
This theorem is used by:  ruclem13  16333
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