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Theorem prmind2 16654
Description: A variation on prmind 16655 assuming complete induction for primes. (Contributed by Mario Carneiro, 20-Jun-2015.)
Hypotheses
Ref Expression
prmind.1 (𝑥 = 1 → (𝜑𝜓))
prmind.2 (𝑥 = 𝑦 → (𝜑𝜒))
prmind.3 (𝑥 = 𝑧 → (𝜑𝜃))
prmind.4 (𝑥 = (𝑦 · 𝑧) → (𝜑𝜏))
prmind.5 (𝑥 = 𝐴 → (𝜑𝜂))
prmind.6 𝜓
prmind2.7 ((𝑥 ∈ ℙ ∧ ∀𝑦 ∈ (1...(𝑥 − 1))𝜒) → 𝜑)
prmind2.8 ((𝑦 ∈ (ℤ‘2) ∧ 𝑧 ∈ (ℤ‘2)) → ((𝜒𝜃) → 𝜏))
Assertion
Ref Expression
prmind2 (𝐴 ∈ ℕ → 𝜂)
Distinct variable groups:   𝑥,𝑦   𝑥,𝐴   𝑥,𝑧,𝜒   𝜂,𝑥   𝜏,𝑥   𝜃,𝑥   𝑦,𝑧,𝜑
Allowed substitution hints:   𝜑(𝑥)   𝜓(𝑥,𝑦,𝑧)   𝜒(𝑦)   𝜃(𝑦,𝑧)   𝜏(𝑦,𝑧)   𝜂(𝑦,𝑧)   𝐴(𝑦,𝑧)

Proof of Theorem prmind2
Dummy variables 𝑘 𝑛 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 prmind.5 . 2 (𝑥 = 𝐴 → (𝜑𝜂))
2 oveq2 7375 . . . 4 (𝑛 = 1 → (1...𝑛) = (1...1))
32raleqdv 3295 . . 3 (𝑛 = 1 → (∀𝑥 ∈ (1...𝑛)𝜑 ↔ ∀𝑥 ∈ (1...1)𝜑))
4 oveq2 7375 . . . 4 (𝑛 = 𝑘 → (1...𝑛) = (1...𝑘))
54raleqdv 3295 . . 3 (𝑛 = 𝑘 → (∀𝑥 ∈ (1...𝑛)𝜑 ↔ ∀𝑥 ∈ (1...𝑘)𝜑))
6 oveq2 7375 . . . 4 (𝑛 = (𝑘 + 1) → (1...𝑛) = (1...(𝑘 + 1)))
76raleqdv 3295 . . 3 (𝑛 = (𝑘 + 1) → (∀𝑥 ∈ (1...𝑛)𝜑 ↔ ∀𝑥 ∈ (1...(𝑘 + 1))𝜑))
8 oveq2 7375 . . . 4 (𝑛 = 𝐴 → (1...𝑛) = (1...𝐴))
98raleqdv 3295 . . 3 (𝑛 = 𝐴 → (∀𝑥 ∈ (1...𝑛)𝜑 ↔ ∀𝑥 ∈ (1...𝐴)𝜑))
10 prmind.6 . . . . 5 𝜓
11 elfz1eq 13489 . . . . . 6 (𝑥 ∈ (1...1) → 𝑥 = 1)
12 prmind.1 . . . . . 6 (𝑥 = 1 → (𝜑𝜓))
1311, 12syl 17 . . . . 5 (𝑥 ∈ (1...1) → (𝜑𝜓))
1410, 13mpbiri 258 . . . 4 (𝑥 ∈ (1...1) → 𝜑)
1514rgen 3053 . . 3 𝑥 ∈ (1...1)𝜑
16 peano2nn 12186 . . . . . . . . . . . . 13 (𝑘 ∈ ℕ → (𝑘 + 1) ∈ ℕ)
1716ad2antrr 727 . . . . . . . . . . . 12 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑘 + 1) ∈ ℕ)
1817nncnd 12190 . . . . . . . . . . 11 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑘 + 1) ∈ ℂ)
19 elfzuz 13474 . . . . . . . . . . . . . 14 (𝑦 ∈ (2...((𝑘 + 1) − 1)) → 𝑦 ∈ (ℤ‘2))
2019ad2antrl 729 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ (ℤ‘2))
21 eluz2nn 12838 . . . . . . . . . . . . 13 (𝑦 ∈ (ℤ‘2) → 𝑦 ∈ ℕ)
2220, 21syl 17 . . . . . . . . . . . 12 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ ℕ)
2322nncnd 12190 . . . . . . . . . . 11 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ ℂ)
2422nnne0d 12227 . . . . . . . . . . 11 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ≠ 0)
2518, 23, 24divcan2d 11933 . . . . . . . . . 10 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑦 · ((𝑘 + 1) / 𝑦)) = (𝑘 + 1))
26 simprr 773 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∥ (𝑘 + 1))
2722nnzd 12550 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ ℤ)
2817nnzd 12550 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑘 + 1) ∈ ℤ)
29 dvdsval2 16224 . . . . . . . . . . . . . 14 ((𝑦 ∈ ℤ ∧ 𝑦 ≠ 0 ∧ (𝑘 + 1) ∈ ℤ) → (𝑦 ∥ (𝑘 + 1) ↔ ((𝑘 + 1) / 𝑦) ∈ ℤ))
3027, 24, 28, 29syl3anc 1374 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑦 ∥ (𝑘 + 1) ↔ ((𝑘 + 1) / 𝑦) ∈ ℤ))
3126, 30mpbid 232 . . . . . . . . . . . 12 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) ∈ ℤ)
3223mullidd 11163 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (1 · 𝑦) = 𝑦)
33 elfzle2 13482 . . . . . . . . . . . . . . . . 17 (𝑦 ∈ (2...((𝑘 + 1) − 1)) → 𝑦 ≤ ((𝑘 + 1) − 1))
3433ad2antrl 729 . . . . . . . . . . . . . . . 16 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ≤ ((𝑘 + 1) − 1))
35 nncn 12182 . . . . . . . . . . . . . . . . . 18 (𝑘 ∈ ℕ → 𝑘 ∈ ℂ)
3635ad2antrr 727 . . . . . . . . . . . . . . . . 17 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑘 ∈ ℂ)
37 ax-1cn 11096 . . . . . . . . . . . . . . . . 17 1 ∈ ℂ
38 pncan 11399 . . . . . . . . . . . . . . . . 17 ((𝑘 ∈ ℂ ∧ 1 ∈ ℂ) → ((𝑘 + 1) − 1) = 𝑘)
3936, 37, 38sylancl 587 . . . . . . . . . . . . . . . 16 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) − 1) = 𝑘)
4034, 39breqtrd 5111 . . . . . . . . . . . . . . 15 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦𝑘)
41 nnz 12545 . . . . . . . . . . . . . . . . 17 (𝑘 ∈ ℕ → 𝑘 ∈ ℤ)
4241ad2antrr 727 . . . . . . . . . . . . . . . 16 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑘 ∈ ℤ)
43 zleltp1 12578 . . . . . . . . . . . . . . . 16 ((𝑦 ∈ ℤ ∧ 𝑘 ∈ ℤ) → (𝑦𝑘𝑦 < (𝑘 + 1)))
4427, 42, 43syl2anc 585 . . . . . . . . . . . . . . 15 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑦𝑘𝑦 < (𝑘 + 1)))
4540, 44mpbid 232 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 < (𝑘 + 1))
4632, 45eqbrtrd 5107 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (1 · 𝑦) < (𝑘 + 1))
47 1red 11145 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 1 ∈ ℝ)
4817nnred 12189 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑘 + 1) ∈ ℝ)
4922nnred 12189 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ ℝ)
5022nngt0d 12226 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 0 < 𝑦)
51 ltmuldiv 12029 . . . . . . . . . . . . . 14 ((1 ∈ ℝ ∧ (𝑘 + 1) ∈ ℝ ∧ (𝑦 ∈ ℝ ∧ 0 < 𝑦)) → ((1 · 𝑦) < (𝑘 + 1) ↔ 1 < ((𝑘 + 1) / 𝑦)))
5247, 48, 49, 50, 51syl112anc 1377 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((1 · 𝑦) < (𝑘 + 1) ↔ 1 < ((𝑘 + 1) / 𝑦)))
5346, 52mpbid 232 . . . . . . . . . . . 12 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 1 < ((𝑘 + 1) / 𝑦))
54 eluz2b1 12869 . . . . . . . . . . . 12 (((𝑘 + 1) / 𝑦) ∈ (ℤ‘2) ↔ (((𝑘 + 1) / 𝑦) ∈ ℤ ∧ 1 < ((𝑘 + 1) / 𝑦)))
5531, 53, 54sylanbrc 584 . . . . . . . . . . 11 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) ∈ (ℤ‘2))
56 prmind.2 . . . . . . . . . . . . 13 (𝑥 = 𝑦 → (𝜑𝜒))
57 simplr 769 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ∀𝑥 ∈ (1...𝑘)𝜑)
58 fznn 13546 . . . . . . . . . . . . . . 15 (𝑘 ∈ ℤ → (𝑦 ∈ (1...𝑘) ↔ (𝑦 ∈ ℕ ∧ 𝑦𝑘)))
5942, 58syl 17 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑦 ∈ (1...𝑘) ↔ (𝑦 ∈ ℕ ∧ 𝑦𝑘)))
6022, 40, 59mpbir2and 714 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ (1...𝑘))
6156, 57, 60rspcdva 3565 . . . . . . . . . . . 12 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝜒)
62 vex 3433 . . . . . . . . . . . . . . 15 𝑧 ∈ V
63 prmind.3 . . . . . . . . . . . . . . 15 (𝑥 = 𝑧 → (𝜑𝜃))
6462, 63sbcie 3770 . . . . . . . . . . . . . 14 ([𝑧 / 𝑥]𝜑𝜃)
65 dfsbcq 3730 . . . . . . . . . . . . . 14 (𝑧 = ((𝑘 + 1) / 𝑦) → ([𝑧 / 𝑥]𝜑[((𝑘 + 1) / 𝑦) / 𝑥]𝜑))
6664, 65bitr3id 285 . . . . . . . . . . . . 13 (𝑧 = ((𝑘 + 1) / 𝑦) → (𝜃[((𝑘 + 1) / 𝑦) / 𝑥]𝜑))
6763cbvralvw 3215 . . . . . . . . . . . . . 14 (∀𝑥 ∈ (1...𝑘)𝜑 ↔ ∀𝑧 ∈ (1...𝑘)𝜃)
6857, 67sylib 218 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ∀𝑧 ∈ (1...𝑘)𝜃)
6917nnrpd 12984 . . . . . . . . . . . . . . . . 17 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑘 + 1) ∈ ℝ+)
7022nnrpd 12984 . . . . . . . . . . . . . . . . 17 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 𝑦 ∈ ℝ+)
7169, 70rpdivcld 13003 . . . . . . . . . . . . . . . 16 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) ∈ ℝ+)
7271rpgt0d 12989 . . . . . . . . . . . . . . 15 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 0 < ((𝑘 + 1) / 𝑦))
73 elnnz 12534 . . . . . . . . . . . . . . 15 (((𝑘 + 1) / 𝑦) ∈ ℕ ↔ (((𝑘 + 1) / 𝑦) ∈ ℤ ∧ 0 < ((𝑘 + 1) / 𝑦)))
7431, 72, 73sylanbrc 584 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) ∈ ℕ)
7517nnne0d 12227 . . . . . . . . . . . . . . . . . 18 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝑘 + 1) ≠ 0)
7618, 75dividd 11929 . . . . . . . . . . . . . . . . 17 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / (𝑘 + 1)) = 1)
77 eluz2gt1 12870 . . . . . . . . . . . . . . . . . 18 (𝑦 ∈ (ℤ‘2) → 1 < 𝑦)
7820, 77syl 17 . . . . . . . . . . . . . . . . 17 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 1 < 𝑦)
7976, 78eqbrtrd 5107 . . . . . . . . . . . . . . . 16 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / (𝑘 + 1)) < 𝑦)
8017nngt0d 12226 . . . . . . . . . . . . . . . . 17 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → 0 < (𝑘 + 1))
81 ltdiv23 12047 . . . . . . . . . . . . . . . . 17 (((𝑘 + 1) ∈ ℝ ∧ ((𝑘 + 1) ∈ ℝ ∧ 0 < (𝑘 + 1)) ∧ (𝑦 ∈ ℝ ∧ 0 < 𝑦)) → (((𝑘 + 1) / (𝑘 + 1)) < 𝑦 ↔ ((𝑘 + 1) / 𝑦) < (𝑘 + 1)))
8248, 48, 80, 49, 50, 81syl122anc 1382 . . . . . . . . . . . . . . . 16 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (((𝑘 + 1) / (𝑘 + 1)) < 𝑦 ↔ ((𝑘 + 1) / 𝑦) < (𝑘 + 1)))
8379, 82mpbid 232 . . . . . . . . . . . . . . 15 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) < (𝑘 + 1))
84 zleltp1 12578 . . . . . . . . . . . . . . . 16 ((((𝑘 + 1) / 𝑦) ∈ ℤ ∧ 𝑘 ∈ ℤ) → (((𝑘 + 1) / 𝑦) ≤ 𝑘 ↔ ((𝑘 + 1) / 𝑦) < (𝑘 + 1)))
8531, 42, 84syl2anc 585 . . . . . . . . . . . . . . 15 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (((𝑘 + 1) / 𝑦) ≤ 𝑘 ↔ ((𝑘 + 1) / 𝑦) < (𝑘 + 1)))
8683, 85mpbird 257 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) ≤ 𝑘)
87 fznn 13546 . . . . . . . . . . . . . . 15 (𝑘 ∈ ℤ → (((𝑘 + 1) / 𝑦) ∈ (1...𝑘) ↔ (((𝑘 + 1) / 𝑦) ∈ ℕ ∧ ((𝑘 + 1) / 𝑦) ≤ 𝑘)))
8842, 87syl 17 . . . . . . . . . . . . . 14 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (((𝑘 + 1) / 𝑦) ∈ (1...𝑘) ↔ (((𝑘 + 1) / 𝑦) ∈ ℕ ∧ ((𝑘 + 1) / 𝑦) ≤ 𝑘)))
8974, 86, 88mpbir2and 714 . . . . . . . . . . . . 13 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → ((𝑘 + 1) / 𝑦) ∈ (1...𝑘))
9066, 68, 89rspcdva 3565 . . . . . . . . . . . 12 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → [((𝑘 + 1) / 𝑦) / 𝑥]𝜑)
9161, 90jca 511 . . . . . . . . . . 11 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → (𝜒[((𝑘 + 1) / 𝑦) / 𝑥]𝜑))
9266anbi2d 631 . . . . . . . . . . . . . 14 (𝑧 = ((𝑘 + 1) / 𝑦) → ((𝜒𝜃) ↔ (𝜒[((𝑘 + 1) / 𝑦) / 𝑥]𝜑)))
93 ovex 7400 . . . . . . . . . . . . . . . 16 (𝑦 · 𝑧) ∈ V
94 prmind.4 . . . . . . . . . . . . . . . 16 (𝑥 = (𝑦 · 𝑧) → (𝜑𝜏))
9593, 94sbcie 3770 . . . . . . . . . . . . . . 15 ([(𝑦 · 𝑧) / 𝑥]𝜑𝜏)
96 oveq2 7375 . . . . . . . . . . . . . . . 16 (𝑧 = ((𝑘 + 1) / 𝑦) → (𝑦 · 𝑧) = (𝑦 · ((𝑘 + 1) / 𝑦)))
9796sbceq1d 3733 . . . . . . . . . . . . . . 15 (𝑧 = ((𝑘 + 1) / 𝑦) → ([(𝑦 · 𝑧) / 𝑥]𝜑[(𝑦 · ((𝑘 + 1) / 𝑦)) / 𝑥]𝜑))
9895, 97bitr3id 285 . . . . . . . . . . . . . 14 (𝑧 = ((𝑘 + 1) / 𝑦) → (𝜏[(𝑦 · ((𝑘 + 1) / 𝑦)) / 𝑥]𝜑))
9992, 98imbi12d 344 . . . . . . . . . . . . 13 (𝑧 = ((𝑘 + 1) / 𝑦) → (((𝜒𝜃) → 𝜏) ↔ ((𝜒[((𝑘 + 1) / 𝑦) / 𝑥]𝜑) → [(𝑦 · ((𝑘 + 1) / 𝑦)) / 𝑥]𝜑)))
10099imbi2d 340 . . . . . . . . . . . 12 (𝑧 = ((𝑘 + 1) / 𝑦) → ((𝑦 ∈ (ℤ‘2) → ((𝜒𝜃) → 𝜏)) ↔ (𝑦 ∈ (ℤ‘2) → ((𝜒[((𝑘 + 1) / 𝑦) / 𝑥]𝜑) → [(𝑦 · ((𝑘 + 1) / 𝑦)) / 𝑥]𝜑))))
101 prmind2.8 . . . . . . . . . . . . 13 ((𝑦 ∈ (ℤ‘2) ∧ 𝑧 ∈ (ℤ‘2)) → ((𝜒𝜃) → 𝜏))
102101expcom 413 . . . . . . . . . . . 12 (𝑧 ∈ (ℤ‘2) → (𝑦 ∈ (ℤ‘2) → ((𝜒𝜃) → 𝜏)))
103100, 102vtoclga 3520 . . . . . . . . . . 11 (((𝑘 + 1) / 𝑦) ∈ (ℤ‘2) → (𝑦 ∈ (ℤ‘2) → ((𝜒[((𝑘 + 1) / 𝑦) / 𝑥]𝜑) → [(𝑦 · ((𝑘 + 1) / 𝑦)) / 𝑥]𝜑)))
10455, 20, 91, 103syl3c 66 . . . . . . . . . 10 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → [(𝑦 · ((𝑘 + 1) / 𝑦)) / 𝑥]𝜑)
10525, 104sbceq1dd 3734 . . . . . . . . 9 (((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) ∧ (𝑦 ∈ (2...((𝑘 + 1) − 1)) ∧ 𝑦 ∥ (𝑘 + 1))) → [(𝑘 + 1) / 𝑥]𝜑)
106105rexlimdvaa 3139 . . . . . . . 8 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (∃𝑦 ∈ (2...((𝑘 + 1) − 1))𝑦 ∥ (𝑘 + 1) → [(𝑘 + 1) / 𝑥]𝜑))
107 ralnex 3063 . . . . . . . . 9 (∀𝑦 ∈ (2...((𝑘 + 1) − 1)) ¬ 𝑦 ∥ (𝑘 + 1) ↔ ¬ ∃𝑦 ∈ (2...((𝑘 + 1) − 1))𝑦 ∥ (𝑘 + 1))
108 simpl 482 . . . . . . . . . . . . . 14 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → 𝑘 ∈ ℕ)
109 elnnuz 12828 . . . . . . . . . . . . . 14 (𝑘 ∈ ℕ ↔ 𝑘 ∈ (ℤ‘1))
110108, 109sylib 218 . . . . . . . . . . . . 13 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → 𝑘 ∈ (ℤ‘1))
111 eluzp1p1 12816 . . . . . . . . . . . . 13 (𝑘 ∈ (ℤ‘1) → (𝑘 + 1) ∈ (ℤ‘(1 + 1)))
112110, 111syl 17 . . . . . . . . . . . 12 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (𝑘 + 1) ∈ (ℤ‘(1 + 1)))
113 df-2 12244 . . . . . . . . . . . . 13 2 = (1 + 1)
114113fveq2i 6843 . . . . . . . . . . . 12 (ℤ‘2) = (ℤ‘(1 + 1))
115112, 114eleqtrrdi 2847 . . . . . . . . . . 11 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (𝑘 + 1) ∈ (ℤ‘2))
116 isprm3 16652 . . . . . . . . . . . 12 ((𝑘 + 1) ∈ ℙ ↔ ((𝑘 + 1) ∈ (ℤ‘2) ∧ ∀𝑦 ∈ (2...((𝑘 + 1) − 1)) ¬ 𝑦 ∥ (𝑘 + 1)))
117116baibr 536 . . . . . . . . . . 11 ((𝑘 + 1) ∈ (ℤ‘2) → (∀𝑦 ∈ (2...((𝑘 + 1) − 1)) ¬ 𝑦 ∥ (𝑘 + 1) ↔ (𝑘 + 1) ∈ ℙ))
118115, 117syl 17 . . . . . . . . . 10 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (∀𝑦 ∈ (2...((𝑘 + 1) − 1)) ¬ 𝑦 ∥ (𝑘 + 1) ↔ (𝑘 + 1) ∈ ℙ))
119 simpr 484 . . . . . . . . . . . . 13 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → ∀𝑥 ∈ (1...𝑘)𝜑)
12056cbvralvw 3215 . . . . . . . . . . . . 13 (∀𝑥 ∈ (1...𝑘)𝜑 ↔ ∀𝑦 ∈ (1...𝑘)𝜒)
121119, 120sylib 218 . . . . . . . . . . . 12 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → ∀𝑦 ∈ (1...𝑘)𝜒)
122108nncnd 12190 . . . . . . . . . . . . . 14 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → 𝑘 ∈ ℂ)
123122, 37, 38sylancl 587 . . . . . . . . . . . . 13 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → ((𝑘 + 1) − 1) = 𝑘)
124123oveq2d 7383 . . . . . . . . . . . 12 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (1...((𝑘 + 1) − 1)) = (1...𝑘))
125121, 124raleqtrrdv 3299 . . . . . . . . . . 11 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → ∀𝑦 ∈ (1...((𝑘 + 1) − 1))𝜒)
126 nfcv 2898 . . . . . . . . . . . 12 𝑥(𝑘 + 1)
127 nfv 1916 . . . . . . . . . . . . 13 𝑥𝑦 ∈ (1...((𝑘 + 1) − 1))𝜒
128 nfsbc1v 3748 . . . . . . . . . . . . 13 𝑥[(𝑘 + 1) / 𝑥]𝜑
129127, 128nfim 1898 . . . . . . . . . . . 12 𝑥(∀𝑦 ∈ (1...((𝑘 + 1) − 1))𝜒[(𝑘 + 1) / 𝑥]𝜑)
130 oveq1 7374 . . . . . . . . . . . . . . 15 (𝑥 = (𝑘 + 1) → (𝑥 − 1) = ((𝑘 + 1) − 1))
131130oveq2d 7383 . . . . . . . . . . . . . 14 (𝑥 = (𝑘 + 1) → (1...(𝑥 − 1)) = (1...((𝑘 + 1) − 1)))
132131raleqdv 3295 . . . . . . . . . . . . 13 (𝑥 = (𝑘 + 1) → (∀𝑦 ∈ (1...(𝑥 − 1))𝜒 ↔ ∀𝑦 ∈ (1...((𝑘 + 1) − 1))𝜒))
133 sbceq1a 3739 . . . . . . . . . . . . 13 (𝑥 = (𝑘 + 1) → (𝜑[(𝑘 + 1) / 𝑥]𝜑))
134132, 133imbi12d 344 . . . . . . . . . . . 12 (𝑥 = (𝑘 + 1) → ((∀𝑦 ∈ (1...(𝑥 − 1))𝜒𝜑) ↔ (∀𝑦 ∈ (1...((𝑘 + 1) − 1))𝜒[(𝑘 + 1) / 𝑥]𝜑)))
135 prmind2.7 . . . . . . . . . . . . 13 ((𝑥 ∈ ℙ ∧ ∀𝑦 ∈ (1...(𝑥 − 1))𝜒) → 𝜑)
136135ex 412 . . . . . . . . . . . 12 (𝑥 ∈ ℙ → (∀𝑦 ∈ (1...(𝑥 − 1))𝜒𝜑))
137126, 129, 134, 136vtoclgaf 3519 . . . . . . . . . . 11 ((𝑘 + 1) ∈ ℙ → (∀𝑦 ∈ (1...((𝑘 + 1) − 1))𝜒[(𝑘 + 1) / 𝑥]𝜑))
138125, 137syl5com 31 . . . . . . . . . 10 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → ((𝑘 + 1) ∈ ℙ → [(𝑘 + 1) / 𝑥]𝜑))
139118, 138sylbid 240 . . . . . . . . 9 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (∀𝑦 ∈ (2...((𝑘 + 1) − 1)) ¬ 𝑦 ∥ (𝑘 + 1) → [(𝑘 + 1) / 𝑥]𝜑))
140107, 139biimtrrid 243 . . . . . . . 8 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → (¬ ∃𝑦 ∈ (2...((𝑘 + 1) − 1))𝑦 ∥ (𝑘 + 1) → [(𝑘 + 1) / 𝑥]𝜑))
141106, 140pm2.61d 179 . . . . . . 7 ((𝑘 ∈ ℕ ∧ ∀𝑥 ∈ (1...𝑘)𝜑) → [(𝑘 + 1) / 𝑥]𝜑)
142141ex 412 . . . . . 6 (𝑘 ∈ ℕ → (∀𝑥 ∈ (1...𝑘)𝜑[(𝑘 + 1) / 𝑥]𝜑))
143 ralsnsg 4614 . . . . . . 7 ((𝑘 + 1) ∈ ℕ → (∀𝑥 ∈ {(𝑘 + 1)}𝜑[(𝑘 + 1) / 𝑥]𝜑))
14416, 143syl 17 . . . . . 6 (𝑘 ∈ ℕ → (∀𝑥 ∈ {(𝑘 + 1)}𝜑[(𝑘 + 1) / 𝑥]𝜑))
145142, 144sylibrd 259 . . . . 5 (𝑘 ∈ ℕ → (∀𝑥 ∈ (1...𝑘)𝜑 → ∀𝑥 ∈ {(𝑘 + 1)}𝜑))
146145ancld 550 . . . 4 (𝑘 ∈ ℕ → (∀𝑥 ∈ (1...𝑘)𝜑 → (∀𝑥 ∈ (1...𝑘)𝜑 ∧ ∀𝑥 ∈ {(𝑘 + 1)}𝜑)))
147 fzsuc 13525 . . . . . . 7 (𝑘 ∈ (ℤ‘1) → (1...(𝑘 + 1)) = ((1...𝑘) ∪ {(𝑘 + 1)}))
148109, 147sylbi 217 . . . . . 6 (𝑘 ∈ ℕ → (1...(𝑘 + 1)) = ((1...𝑘) ∪ {(𝑘 + 1)}))
149148raleqdv 3295 . . . . 5 (𝑘 ∈ ℕ → (∀𝑥 ∈ (1...(𝑘 + 1))𝜑 ↔ ∀𝑥 ∈ ((1...𝑘) ∪ {(𝑘 + 1)})𝜑))
150 ralunb 4137 . . . . 5 (∀𝑥 ∈ ((1...𝑘) ∪ {(𝑘 + 1)})𝜑 ↔ (∀𝑥 ∈ (1...𝑘)𝜑 ∧ ∀𝑥 ∈ {(𝑘 + 1)}𝜑))
151149, 150bitrdi 287 . . . 4 (𝑘 ∈ ℕ → (∀𝑥 ∈ (1...(𝑘 + 1))𝜑 ↔ (∀𝑥 ∈ (1...𝑘)𝜑 ∧ ∀𝑥 ∈ {(𝑘 + 1)}𝜑)))
152146, 151sylibrd 259 . . 3 (𝑘 ∈ ℕ → (∀𝑥 ∈ (1...𝑘)𝜑 → ∀𝑥 ∈ (1...(𝑘 + 1))𝜑))
1533, 5, 7, 9, 15, 152nnind 12192 . 2 (𝐴 ∈ ℕ → ∀𝑥 ∈ (1...𝐴)𝜑)
154 elfz1end 13508 . . 3 (𝐴 ∈ ℕ ↔ 𝐴 ∈ (1...𝐴))
155154biimpi 216 . 2 (𝐴 ∈ ℕ → 𝐴 ∈ (1...𝐴))
1561, 153, 155rspcdva 3565 1 (𝐴 ∈ ℕ → 𝜂)
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 206  wa 395   = wceq 1542  wcel 2114  wne 2932  wral 3051  wrex 3061  [wsbc 3728  cun 3887  {csn 4567   class class class wbr 5085  cfv 6498  (class class class)co 7367  cc 11036  cr 11037  0cc0 11038  1c1 11039   + caddc 11041   · cmul 11043   < clt 11179  cle 11180  cmin 11377   / cdiv 11807  cn 12174  2c2 12236  cz 12524  cuz 12788  ...cfz 13461  cdvds 16221  cprime 16640
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2708  ax-sep 5231  ax-nul 5241  ax-pow 5307  ax-pr 5375  ax-un 7689  ax-cnex 11094  ax-resscn 11095  ax-1cn 11096  ax-icn 11097  ax-addcl 11098  ax-addrcl 11099  ax-mulcl 11100  ax-mulrcl 11101  ax-mulcom 11102  ax-addass 11103  ax-mulass 11104  ax-distr 11105  ax-i2m1 11106  ax-1ne0 11107  ax-1rid 11108  ax-rnegex 11109  ax-rrecex 11110  ax-cnre 11111  ax-pre-lttri 11112  ax-pre-lttrn 11113  ax-pre-ltadd 11114  ax-pre-mulgt0 11115  ax-pre-sup 11116
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3or 1088  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2539  df-eu 2569  df-clab 2715  df-cleq 2728  df-clel 2811  df-nfc 2885  df-ne 2933  df-nel 3037  df-ral 3052  df-rex 3062  df-rmo 3342  df-reu 3343  df-rab 3390  df-v 3431  df-sbc 3729  df-csb 3838  df-dif 3892  df-un 3894  df-in 3896  df-ss 3906  df-pss 3909  df-nul 4274  df-if 4467  df-pw 4543  df-sn 4568  df-pr 4570  df-op 4574  df-uni 4851  df-iun 4935  df-br 5086  df-opab 5148  df-mpt 5167  df-tr 5193  df-id 5526  df-eprel 5531  df-po 5539  df-so 5540  df-fr 5584  df-we 5586  df-xp 5637  df-rel 5638  df-cnv 5639  df-co 5640  df-dm 5641  df-rn 5642  df-res 5643  df-ima 5644  df-pred 6265  df-ord 6326  df-on 6327  df-lim 6328  df-suc 6329  df-iota 6454  df-fun 6500  df-fn 6501  df-f 6502  df-f1 6503  df-fo 6504  df-f1o 6505  df-fv 6506  df-riota 7324  df-ov 7370  df-oprab 7371  df-mpo 7372  df-om 7818  df-1st 7942  df-2nd 7943  df-frecs 8231  df-wrecs 8262  df-recs 8311  df-rdg 8349  df-1o 8405  df-2o 8406  df-er 8643  df-en 8894  df-dom 8895  df-sdom 8896  df-fin 8897  df-sup 9355  df-pnf 11181  df-mnf 11182  df-xr 11183  df-ltxr 11184  df-le 11185  df-sub 11379  df-neg 11380  df-div 11808  df-nn 12175  df-2 12244  df-3 12245  df-n0 12438  df-z 12525  df-uz 12789  df-rp 12943  df-fz 13462  df-seq 13964  df-exp 14024  df-cj 15061  df-re 15062  df-im 15063  df-sqrt 15197  df-abs 15198  df-dvds 16222  df-prm 16641
This theorem is referenced by:  prmind  16655  4sqlem19  16934
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