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Theorem ruclem12 16409
Description: Lemma for ruc 16411. The supremum of the increasing sequence 1st ∘ 𝐺 is a real number that is not in the range of 𝐹. (Contributed by Mario Carneiro, 28-May-2014.)
Hypotheses
Ref Expression
ruc.1 (𝜑 → 𝐹:ℕ⟶ℝ)
ruc.2 (𝜑 → 𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ ⦋(((1st ‘𝑥) + (2nd ‘𝑥)) / 2) / 𝑚⦌if(𝑚 < 𝑦, ⟨(1st ‘𝑥), 𝑚⟩, ⟨((𝑚 + (2nd ‘𝑥)) / 2), (2nd ‘𝑥)⟩)))
ruc.4 𝐶 = ({⟨0, ⟨0, 1⟩⟩} ∪ 𝐹)
ruc.5 𝐺 = seq0(𝐷, 𝐶)
ruc.6 𝑆 = sup(ran (1st ∘ 𝐺), ℝ, < )
Assertion
Ref Expression
ruclem12 (𝜑 → 𝑆 ∈ (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 (1st ∘ 𝐺), ℝ, < )
2 ruc.1 . . . . . 6 (𝜑 → 𝐹:ℕ⟶ℝ)
3 ruc.2 . . . . . 6 (𝜑 → 𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ ⦋(((1st ‘𝑥) + (2nd ‘𝑥)) / 2) / 𝑚⦌if(𝑚 < 𝑦, ⟨(1st ‘𝑥), 𝑚⟩, ⟨((𝑚 + (2nd ‘𝑥)) / 2), (2nd ‘𝑥)⟩)))
4 ruc.4 . . . . . 6 𝐶 = ({⟨0, ⟨0, 1⟩⟩} ∪ 𝐹)
5 ruc.5 . . . . . 6 𝐺 = seq0(𝐷, 𝐶)
62, 3, 4, 5ruclem11 16408 . . . . 5 (𝜑 → (ran (1st ∘ 𝐺) ⊆ ℝ ∧ ran (1st ∘ 𝐺) ≠ ∅ ∧ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 1))
76simp1d 1160 . . . 4 (𝜑 → ran (1st ∘ 𝐺) ⊆ ℝ)
86simp2d 1161 . . . 4 (𝜑 → ran (1st ∘ 𝐺) ≠ ∅)
9 1re 11308 . . . . 5 1 ∈ ℝ
106simp3d 1162 . . . . 5 (𝜑 → ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 1)
11 brralrspcev 5165 . . . . 5 ((1 ∈ ℝ ∧ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 1) → ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 𝑛)
129, 10, 11sylancr 599 . . . 4 (𝜑 → ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 𝑛)
137, 8, 12suprcld 12280 . . 3 (𝜑 → sup(ran (1st ∘ 𝐺), ℝ, < ) ∈ ℝ)
141, 13eqeltrid 2865 . 2 (𝜑 → 𝑆 ∈ ℝ)
152adantr 486 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐹:ℕ⟶ℝ)
163adantr 486 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ ⦋(((1st ‘𝑥) + (2nd ‘𝑥)) / 2) / 𝑚⦌if(𝑚 < 𝑦, ⟨(1st ‘𝑥), 𝑚⟩, ⟨((𝑚 + (2nd ‘𝑥)) / 2), (2nd ‘𝑥)⟩)))
172, 3, 4, 5ruclem6 16403 . . . . . . . . . . 11 (𝜑 → 𝐺:ℕ0⟶(ℝ × ℝ))
18 nnm1nn0 12647 . . . . . . . . . . 11 (𝑛 ∈ ℕ → (𝑛 − 1) ∈ ℕ0)
19 ffvelcdm 7081 . . . . . . . . . . 11 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ (𝑛 − 1) ∈ ℕ0) → (𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ))
2017, 18, 19syl2an 608 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ))
21 xp1st 8033 . . . . . . . . . 10 ((𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ) → (1st ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
2220, 21syl 18 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
23 xp2nd 8034 . . . . . . . . . 10 ((𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ) → (2nd ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
2420, 23syl 18 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → (2nd ‘(𝐺‘(𝑛 − 1))) ∈ ℝ)
252ffvelcdmda 7084 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐹‘𝑛) ∈ ℝ)
26 eqid 2761 . . . . . . . . 9 (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) = (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛)))
27 eqid 2761 . . . . . . . . 9 (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) = (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛)))
282, 3, 4, 5ruclem8 16405 . . . . . . . . . 10 ((𝜑 ∧ (𝑛 − 1) ∈ ℕ0) → (1st ‘(𝐺‘(𝑛 − 1))) < (2nd ‘(𝐺‘(𝑛 − 1))))
2918, 28sylan2 605 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘(𝑛 − 1))) < (2nd ‘(𝐺‘(𝑛 − 1))))
3015, 16, 22, 24, 25, 26, 27, 29ruclem3 16401 . . . . . . . 8 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐹‘𝑛) < (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) ∨ (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) < (𝐹‘𝑛)))
312, 3, 4, 5ruclem7 16404 . . . . . . . . . . . . 13 ((𝜑 ∧ (𝑛 − 1) ∈ ℕ0) → (𝐺‘((𝑛 − 1) + 1)) = ((𝐺‘(𝑛 − 1))𝐷(𝐹‘((𝑛 − 1) + 1))))
3218, 31sylan2 605 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐺‘((𝑛 − 1) + 1)) = ((𝐺‘(𝑛 − 1))𝐷(𝐹‘((𝑛 − 1) + 1))))
33 nncn 12343 . . . . . . . . . . . . . . 15 (𝑛 ∈ ℕ → 𝑛 ∈ ℂ)
3433adantl 487 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝑛 ∈ ℂ)
35 ax-1cn 11258 . . . . . . . . . . . . . 14 1 ∈ ℂ
36 npcan 11566 . . . . . . . . . . . . . 14 ((𝑛 ∈ ℂ ∧ 1 ∈ ℂ) → ((𝑛 − 1) + 1) = 𝑛)
3734, 35, 36sylancl 598 . . . . . . . . . . . . 13 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑛 − 1) + 1) = 𝑛)
3837fveq2d 6889 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐺‘((𝑛 − 1) + 1)) = (𝐺‘𝑛))
39 1st2nd2 8040 . . . . . . . . . . . . . 14 ((𝐺‘(𝑛 − 1)) ∈ (ℝ × ℝ) → (𝐺‘(𝑛 − 1)) = ⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩)
4020, 39syl 18 . . . . . . . . . . . . 13 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐺‘(𝑛 − 1)) = ⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩)
4137fveq2d 6889 . . . . . . . . . . . . 13 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐹‘((𝑛 − 1) + 1)) = (𝐹‘𝑛))
4240, 41oveq12d 7438 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐺‘(𝑛 − 1))𝐷(𝐹‘((𝑛 − 1) + 1))) = (⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛)))
4332, 38, 423eqtr3d 2804 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐺‘𝑛) = (⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛)))
4443fveq2d 6889 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘𝑛)) = (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))))
4544breq2d 5115 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) ↔ (𝐹‘𝑛) < (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛)))))
4643fveq2d 6889 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → (2nd ‘(𝐺‘𝑛)) = (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))))
4746breq1d 5113 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛) ↔ (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) < (𝐹‘𝑛)))
4845, 47orbi12d 932 . . . . . . . 8 ((𝜑 ∧ 𝑛 ∈ ℕ) → (((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) ∨ (2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛)) ↔ ((𝐹‘𝑛) < (1st ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) ∨ (2nd ‘(⟨(1st ‘(𝐺‘(𝑛 − 1))), (2nd ‘(𝐺‘(𝑛 − 1)))⟩𝐷(𝐹‘𝑛))) < (𝐹‘𝑛))))
4930, 48mpbird 260 . . . . . . 7 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) ∨ (2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛)))
507adantr 486 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → ran (1st ∘ 𝐺) ⊆ ℝ)
518adantr 486 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → ran (1st ∘ 𝐺) ≠ ∅)
5212adantr 486 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 𝑛)
53 nnnn0 12613 . . . . . . . . . . . . 13 (𝑛 ∈ ℕ → 𝑛 ∈ ℕ0)
54 fvco3 6985 . . . . . . . . . . . . 13 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ 𝑛 ∈ ℕ0) → ((1st ∘ 𝐺)‘𝑛) = (1st ‘(𝐺‘𝑛)))
5517, 53, 54syl2an 608 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((1st ∘ 𝐺)‘𝑛) = (1st ‘(𝐺‘𝑛)))
5617adantr 486 . . . . . . . . . . . . . 14 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝐺:ℕ0⟶(ℝ × ℝ))
57 1stcof 8031 . . . . . . . . . . . . . 14 (𝐺:ℕ0⟶(ℝ × ℝ) → (1st ∘ 𝐺):ℕ0⟶ℝ)
58 ffn 6709 . . . . . . . . . . . . . 14 ((1st ∘ 𝐺):ℕ0⟶ℝ → (1st ∘ 𝐺) Fn ℕ0)
5956, 57, 583syl 19 . . . . . . . . . . . . 13 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ∘ 𝐺) Fn ℕ0)
6053adantl 487 . . . . . . . . . . . . 13 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝑛 ∈ ℕ0)
61 fnfvelrn 7080 . . . . . . . . . . . . 13 (((1st ∘ 𝐺) Fn ℕ0 ∧ 𝑛 ∈ ℕ0) → ((1st ∘ 𝐺)‘𝑛) ∈ ran (1st ∘ 𝐺))
6259, 60, 61syl2anc 596 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((1st ∘ 𝐺)‘𝑛) ∈ ran (1st ∘ 𝐺))
6355, 62eqeltrrd 2862 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘𝑛)) ∈ ran (1st ∘ 𝐺))
6450, 51, 52, 63suprubd 12279 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘𝑛)) ≤ sup(ran (1st ∘ 𝐺), ℝ, < ))
6564, 1breqtrrdi 5147 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘𝑛)) ≤ 𝑆)
66 ffvelcdm 7081 . . . . . . . . . . . 12 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ 𝑛 ∈ ℕ0) → (𝐺‘𝑛) ∈ (ℝ × ℝ))
6717, 53, 66syl2an 608 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐺‘𝑛) ∈ (ℝ × ℝ))
68 xp1st 8033 . . . . . . . . . . 11 ((𝐺‘𝑛) ∈ (ℝ × ℝ) → (1st ‘(𝐺‘𝑛)) ∈ ℝ)
6967, 68syl 18 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → (1st ‘(𝐺‘𝑛)) ∈ ℝ)
7014adantr 486 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝑆 ∈ ℝ)
71 ltletr 11402 . . . . . . . . . 10 (((𝐹‘𝑛) ∈ ℝ ∧ (1st ‘(𝐺‘𝑛)) ∈ ℝ ∧ 𝑆 ∈ ℝ) → (((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) ∧ (1st ‘(𝐺‘𝑛)) ≤ 𝑆) → (𝐹‘𝑛) < 𝑆))
7225, 69, 70, 71syl3anc 1398 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → (((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) ∧ (1st ‘(𝐺‘𝑛)) ≤ 𝑆) → (𝐹‘𝑛) < 𝑆))
7365, 72mpan2d 707 . . . . . . . 8 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) → (𝐹‘𝑛) < 𝑆))
74 fvco3 6985 . . . . . . . . . . . . . . 15 ((𝐺:ℕ0⟶(ℝ × ℝ) ∧ 𝑘 ∈ ℕ0) → ((1st ∘ 𝐺)‘𝑘) = (1st ‘(𝐺‘𝑘)))
7556, 74sylan 592 . . . . . . . . . . . . . 14 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → ((1st ∘ 𝐺)‘𝑘) = (1st ‘(𝐺‘𝑘)))
7656ffvelcdmda 7084 . . . . . . . . . . . . . . . 16 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (𝐺‘𝑘) ∈ (ℝ × ℝ))
77 xp1st 8033 . . . . . . . . . . . . . . . 16 ((𝐺‘𝑘) ∈ (ℝ × ℝ) → (1st ‘(𝐺‘𝑘)) ∈ ℝ)
7876, 77syl 18 . . . . . . . . . . . . . . 15 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (1st ‘(𝐺‘𝑘)) ∈ ℝ)
79 xp2nd 8034 . . . . . . . . . . . . . . . . 17 ((𝐺‘𝑛) ∈ (ℝ × ℝ) → (2nd ‘(𝐺‘𝑛)) ∈ ℝ)
8067, 79syl 18 . . . . . . . . . . . . . . . 16 ((𝜑 ∧ 𝑛 ∈ ℕ) → (2nd ‘(𝐺‘𝑛)) ∈ ℝ)
8180adantr 486 . . . . . . . . . . . . . . 15 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (2nd ‘(𝐺‘𝑛)) ∈ ℝ)
8215adantr 486 . . . . . . . . . . . . . . . 16 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝐹:ℕ⟶ℝ)
8316adantr 486 . . . . . . . . . . . . . . . 16 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝐷 = (𝑥 ∈ (ℝ × ℝ), 𝑦 ∈ ℝ ↦ ⦋(((1st ‘𝑥) + (2nd ‘𝑥)) / 2) / 𝑚⦌if(𝑚 < 𝑦, ⟨(1st ‘𝑥), 𝑚⟩, ⟨((𝑚 + (2nd ‘𝑥)) / 2), (2nd ‘𝑥)⟩)))
84 simpr 490 . . . . . . . . . . . . . . . 16 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝑘 ∈ ℕ0)
8560adantr 486 . . . . . . . . . . . . . . . 16 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → 𝑛 ∈ ℕ0)
8682, 83, 4, 5, 84, 85ruclem10 16407 . . . . . . . . . . . . . . 15 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (1st ‘(𝐺‘𝑘)) < (2nd ‘(𝐺‘𝑛)))
8778, 81, 86ltled 11458 . . . . . . . . . . . . . 14 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → (1st ‘(𝐺‘𝑘)) ≤ (2nd ‘(𝐺‘𝑛)))
8875, 87eqbrtrd 5127 . . . . . . . . . . . . 13 (((𝜑 ∧ 𝑛 ∈ ℕ) ∧ 𝑘 ∈ ℕ0) → ((1st ∘ 𝐺)‘𝑘) ≤ (2nd ‘(𝐺‘𝑛)))
8988ralrimiva 3155 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → ∀𝑘 ∈ ℕ0 ((1st ∘ 𝐺)‘𝑘) ≤ (2nd ‘(𝐺‘𝑛)))
90 breq1 5106 . . . . . . . . . . . . . 14 (𝑧 = ((1st ∘ 𝐺)‘𝑘) → (𝑧 ≤ (2nd ‘(𝐺‘𝑛)) ↔ ((1st ∘ 𝐺)‘𝑘) ≤ (2nd ‘(𝐺‘𝑛))))
9190ralrn 7088 . . . . . . . . . . . . 13 ((1st ∘ 𝐺) Fn ℕ0 → (∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ (2nd ‘(𝐺‘𝑛)) ↔ ∀𝑘 ∈ ℕ0 ((1st ∘ 𝐺)‘𝑘) ≤ (2nd ‘(𝐺‘𝑛))))
9259, 91syl 18 . . . . . . . . . . . 12 ((𝜑 ∧ 𝑛 ∈ ℕ) → (∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ (2nd ‘(𝐺‘𝑛)) ↔ ∀𝑘 ∈ ℕ0 ((1st ∘ 𝐺)‘𝑘) ≤ (2nd ‘(𝐺‘𝑛))))
9389, 92mpbird 260 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ (2nd ‘(𝐺‘𝑛)))
94 suprleub 12283 . . . . . . . . . . . 12 (((ran (1st ∘ 𝐺) ⊆ ℝ ∧ ran (1st ∘ 𝐺) ≠ ∅ ∧ ∃𝑛 ∈ ℝ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ 𝑛) ∧ (2nd ‘(𝐺‘𝑛)) ∈ ℝ) → (sup(ran (1st ∘ 𝐺), ℝ, < ) ≤ (2nd ‘(𝐺‘𝑛)) ↔ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ (2nd ‘(𝐺‘𝑛))))
9550, 51, 52, 80, 94syl31anc 1400 . . . . . . . . . . 11 ((𝜑 ∧ 𝑛 ∈ ℕ) → (sup(ran (1st ∘ 𝐺), ℝ, < ) ≤ (2nd ‘(𝐺‘𝑛)) ↔ ∀𝑧 ∈ ran (1st ∘ 𝐺)𝑧 ≤ (2nd ‘(𝐺‘𝑛))))
9693, 95mpbird 260 . . . . . . . . . 10 ((𝜑 ∧ 𝑛 ∈ ℕ) → sup(ran (1st ∘ 𝐺), ℝ, < ) ≤ (2nd ‘(𝐺‘𝑛)))
971, 96eqbrtrid 5140 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → 𝑆 ≤ (2nd ‘(𝐺‘𝑛)))
98 lelttr 11400 . . . . . . . . . 10 ((𝑆 ∈ ℝ ∧ (2nd ‘(𝐺‘𝑛)) ∈ ℝ ∧ (𝐹‘𝑛) ∈ ℝ) → ((𝑆 ≤ (2nd ‘(𝐺‘𝑛)) ∧ (2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛)) → 𝑆 < (𝐹‘𝑛)))
9970, 80, 25, 98syl3anc 1398 . . . . . . . . 9 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝑆 ≤ (2nd ‘(𝐺‘𝑛)) ∧ (2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛)) → 𝑆 < (𝐹‘𝑛)))
10097, 99mpand 708 . . . . . . . 8 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛) → 𝑆 < (𝐹‘𝑛)))
10173, 100orim12d 979 . . . . . . 7 ((𝜑 ∧ 𝑛 ∈ ℕ) → (((𝐹‘𝑛) < (1st ‘(𝐺‘𝑛)) ∨ (2nd ‘(𝐺‘𝑛)) < (𝐹‘𝑛)) → ((𝐹‘𝑛) < 𝑆 ∨ 𝑆 < (𝐹‘𝑛))))
10249, 101mpd 16 . . . . . 6 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐹‘𝑛) < 𝑆 ∨ 𝑆 < (𝐹‘𝑛)))
10325, 70lttri2d 11449 . . . . . 6 ((𝜑 ∧ 𝑛 ∈ ℕ) → ((𝐹‘𝑛) ≠ 𝑆 ↔ ((𝐹‘𝑛) < 𝑆 ∨ 𝑆 < (𝐹‘𝑛))))
104102, 103mpbird 260 . . . . 5 ((𝜑 ∧ 𝑛 ∈ ℕ) → (𝐹‘𝑛) ≠ 𝑆)
105104neneqd 2961 . . . 4 ((𝜑 ∧ 𝑛 ∈ ℕ) → ¬ (𝐹‘𝑛) = 𝑆)
106105nrexdv 3158 . . 3 (𝜑 → ¬ ∃𝑛 ∈ ℕ (𝐹‘𝑛) = 𝑆)
107 risset 3238 . . . 4 (𝑆 ∈ ran 𝐹 ↔ ∃𝑧 ∈ ran 𝐹 𝑧 = 𝑆)
108 ffn 6709 . . . . 5 (𝐹:ℕ⟶ℝ → 𝐹 Fn ℕ)
109 eqeq1 2765 . . . . . 6 (𝑧 = (𝐹‘𝑛) → (𝑧 = 𝑆 ↔ (𝐹‘𝑛) = 𝑆))
110109rexrn 7087 . . . . 5 (𝐹 Fn ℕ → (∃𝑧 ∈ ran 𝐹 𝑧 = 𝑆 ↔ ∃𝑛 ∈ ℕ (𝐹‘𝑛) = 𝑆))
1112, 108, 1103syl 19 . . . 4 (𝜑 → (∃𝑧 ∈ ran 𝐹 𝑧 = 𝑆 ↔ ∃𝑛 ∈ ℕ (𝐹‘𝑛) = 𝑆))
112107, 111bitrid 286 . . 3 (𝜑 → (𝑆 ∈ ran 𝐹 ↔ ∃𝑛 ∈ ℕ (𝐹‘𝑛) = 𝑆))
113106, 112mtbird 328 . 2 (𝜑 → ¬ 𝑆 ∈ ran 𝐹)
11414, 113eldifd 3910 1 (𝜑 → 𝑆 ∈ (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 2956  ∀wral 3077  ∃wrex 3087  ⦋csb 3847   ∖ cdif 3896   ∪ cun 3897   ⊆ wss 3899  ∅c0 4279  ifcif 4482  {csn 4584  ⟨cop 4590   class class class wbr 5103   × cxp 5649  ran crn 5652   ∘ ccom 5655   Fn wfn 6533  ⟶wf 6534  ‘cfv 6538  (class class class)co 7420   ∈ cmpo 7422  1st c1st 7999  2nd c2nd 8000  supcsup 9432  ℂcc 11198  ℝcr 11199  0cc0 11200  1c1 11201   + caddc 11203   < clt 11343   ≤ cle 11344   − cmin 11541   / cdiv 11973  ℕcn 12335  2c2 12397  ℕ0cn0 12606  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-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  ax-pre-sup 11278
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-rmo 3366  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-sup 9434  df-pnf 11345  df-mnf 11346  df-xr 11347  df-ltxr 11348  df-le 11349  df-sub 11543  df-neg 11544  df-div 11974  df-nn 12336  df-2 12405  df-n0 12607  df-z 12694  df-uz 12966  df-fz 13640  df-seq 14145
This theorem is used by:  ruclem13  16410
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