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Description: Dirichlet's theorem: there are infinitely many primes in any arithmetic progression coprime to N . Theorem 9.4.1 of Shapiro, p. 375. (Contributed by Mario Carneiro, 30-Apr-2016) (Proof shortened by Mario Carneiro, 26-May-2016)
| Ref | Expression | ||
|---|---|---|---|
| Hypotheses | rpvmasum.z | ⊢ 𝑍 = ( ℤ/nℤ ‘ 𝑁 ) | |
| rpvmasum.l | ⊢ 𝐿 = ( ℤRHom ‘ 𝑍 ) | ||
| rpvmasum.a | ⊢ ( 𝜑 → 𝑁 ∈ ℕ ) | ||
| rpvmasum.u | ⊢ 𝑈 = ( Unit ‘ 𝑍 ) | ||
| rpvmasum.b | ⊢ ( 𝜑 → 𝐴 ∈ 𝑈 ) | ||
| rpvmasum.t | ⊢ 𝑇 = ( ◡ 𝐿 “ { 𝐴 } ) | ||
| Assertion | dirith2 | ⊢ ( 𝜑 → ( ℙ ∩ 𝑇 ) ≈ ℕ ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpvmasum.z | ⊢ 𝑍 = ( ℤ/nℤ ‘ 𝑁 ) | |
| 2 | rpvmasum.l | ⊢ 𝐿 = ( ℤRHom ‘ 𝑍 ) | |
| 3 | rpvmasum.a | ⊢ ( 𝜑 → 𝑁 ∈ ℕ ) | |
| 4 | rpvmasum.u | ⊢ 𝑈 = ( Unit ‘ 𝑍 ) | |
| 5 | rpvmasum.b | ⊢ ( 𝜑 → 𝐴 ∈ 𝑈 ) | |
| 6 | rpvmasum.t | ⊢ 𝑇 = ( ◡ 𝐿 “ { 𝐴 } ) | |
| 7 | nnex | ⊢ ℕ ∈ V | |
| 8 | inss1 | ⊢ ( ℙ ∩ 𝑇 ) ⊆ ℙ | |
| 9 | prmssnn | ⊢ ℙ ⊆ ℕ | |
| 10 | 8 9 | sstri | ⊢ ( ℙ ∩ 𝑇 ) ⊆ ℕ |
| 11 | ssdomg | ⊢ ( ℕ ∈ V → ( ( ℙ ∩ 𝑇 ) ⊆ ℕ → ( ℙ ∩ 𝑇 ) ≼ ℕ ) ) | |
| 12 | 7 10 11 | mp2 | ⊢ ( ℙ ∩ 𝑇 ) ≼ ℕ |
| 13 | 12 | a1i | ⊢ ( 𝜑 → ( ℙ ∩ 𝑇 ) ≼ ℕ ) |
| 14 | logno1 | ⊢ ¬ ( 𝑥 ∈ ℝ+ ↦ ( log ‘ 𝑥 ) ) ∈ 𝑂(1) | |
| 15 | 3 | adantr | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → 𝑁 ∈ ℕ ) |
| 16 | 15 | phicld | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ϕ ‘ 𝑁 ) ∈ ℕ ) |
| 17 | 16 | nnred | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ϕ ‘ 𝑁 ) ∈ ℝ ) |
| 18 | 17 | adantr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑥 ∈ ℝ+ ) → ( ϕ ‘ 𝑁 ) ∈ ℝ ) |
| 19 | simpr | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ℙ ∩ 𝑇 ) ∈ Fin ) | |
| 20 | inss2 | ⊢ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ⊆ ( ℙ ∩ 𝑇 ) | |
| 21 | ssfi | ⊢ ( ( ( ℙ ∩ 𝑇 ) ∈ Fin ∧ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ⊆ ( ℙ ∩ 𝑇 ) ) → ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ∈ Fin ) | |
| 22 | 19 20 21 | sylancl | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ∈ Fin ) |
| 23 | elinel2 | ⊢ ( 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) → 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) | |
| 24 | simpr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) | |
| 25 | 10 24 | sselid | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → 𝑛 ∈ ℕ ) |
| 26 | 25 | nnrpd | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → 𝑛 ∈ ℝ+ ) |
| 27 | relogcl | ⊢ ( 𝑛 ∈ ℝ+ → ( log ‘ 𝑛 ) ∈ ℝ ) | |
| 28 | 26 27 | syl | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → ( log ‘ 𝑛 ) ∈ ℝ ) |
| 29 | 28 25 | nndivred | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → ( ( log ‘ 𝑛 ) / 𝑛 ) ∈ ℝ ) |
| 30 | 23 29 | sylan2 | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ) → ( ( log ‘ 𝑛 ) / 𝑛 ) ∈ ℝ ) |
| 31 | 22 30 | fsumrecl | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ∈ ℝ ) |
| 32 | 31 | adantr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑥 ∈ ℝ+ ) → Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ∈ ℝ ) |
| 33 | rpssre | ⊢ ℝ+ ⊆ ℝ | |
| 34 | 17 | recnd | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ϕ ‘ 𝑁 ) ∈ ℂ ) |
| 35 | o1const | ⊢ ( ( ℝ+ ⊆ ℝ ∧ ( ϕ ‘ 𝑁 ) ∈ ℂ ) → ( 𝑥 ∈ ℝ+ ↦ ( ϕ ‘ 𝑁 ) ) ∈ 𝑂(1) ) | |
| 36 | 33 34 35 | sylancr | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( 𝑥 ∈ ℝ+ ↦ ( ϕ ‘ 𝑁 ) ) ∈ 𝑂(1) ) |
| 37 | 33 | a1i | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ℝ+ ⊆ ℝ ) |
| 38 | 1red | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → 1 ∈ ℝ ) | |
| 39 | 19 29 | fsumrecl | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → Σ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ( ( log ‘ 𝑛 ) / 𝑛 ) ∈ ℝ ) |
| 40 | log1 | ⊢ ( log ‘ 1 ) = 0 | |
| 41 | 25 | nnge1d | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → 1 ≤ 𝑛 ) |
| 42 | 1rp | ⊢ 1 ∈ ℝ+ | |
| 43 | logleb | ⊢ ( ( 1 ∈ ℝ+ ∧ 𝑛 ∈ ℝ+ ) → ( 1 ≤ 𝑛 ↔ ( log ‘ 1 ) ≤ ( log ‘ 𝑛 ) ) ) | |
| 44 | 42 26 43 | sylancr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → ( 1 ≤ 𝑛 ↔ ( log ‘ 1 ) ≤ ( log ‘ 𝑛 ) ) ) |
| 45 | 41 44 | mpbid | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → ( log ‘ 1 ) ≤ ( log ‘ 𝑛 ) ) |
| 46 | 40 45 | eqbrtrrid | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → 0 ≤ ( log ‘ 𝑛 ) ) |
| 47 | 28 26 46 | divge0d | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ) → 0 ≤ ( ( log ‘ 𝑛 ) / 𝑛 ) ) |
| 48 | 20 | a1i | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ⊆ ( ℙ ∩ 𝑇 ) ) |
| 49 | 19 29 47 48 | fsumless | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ≤ Σ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) |
| 50 | 49 | adantr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ ( 𝑥 ∈ ℝ+ ∧ 1 ≤ 𝑥 ) ) → Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ≤ Σ 𝑛 ∈ ( ℙ ∩ 𝑇 ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) |
| 51 | 37 32 38 39 50 | ello1d | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( 𝑥 ∈ ℝ+ ↦ Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ ≤𝑂(1) ) |
| 52 | 0red | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → 0 ∈ ℝ ) | |
| 53 | 23 47 | sylan2 | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ) → 0 ≤ ( ( log ‘ 𝑛 ) / 𝑛 ) ) |
| 54 | 22 30 53 | fsumge0 | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → 0 ≤ Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) |
| 55 | 54 | adantr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑥 ∈ ℝ+ ) → 0 ≤ Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) |
| 56 | 32 52 55 | o1lo12 | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ( 𝑥 ∈ ℝ+ ↦ Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ 𝑂(1) ↔ ( 𝑥 ∈ ℝ+ ↦ Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ ≤𝑂(1) ) ) |
| 57 | 51 56 | mpbird | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( 𝑥 ∈ ℝ+ ↦ Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ 𝑂(1) ) |
| 58 | 18 32 36 57 | o1mul2 | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( 𝑥 ∈ ℝ+ ↦ ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ) ∈ 𝑂(1) ) |
| 59 | 17 31 | remulcld | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ ℝ ) |
| 60 | 59 | recnd | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ ℂ ) |
| 61 | 60 | adantr | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑥 ∈ ℝ+ ) → ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ∈ ℂ ) |
| 62 | relogcl | ⊢ ( 𝑥 ∈ ℝ+ → ( log ‘ 𝑥 ) ∈ ℝ ) | |
| 63 | 62 | adantl | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑥 ∈ ℝ+ ) → ( log ‘ 𝑥 ) ∈ ℝ ) |
| 64 | 63 | recnd | ⊢ ( ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) ∧ 𝑥 ∈ ℝ+ ) → ( log ‘ 𝑥 ) ∈ ℂ ) |
| 65 | 1 2 3 4 5 6 | rplogsum | ⊢ ( 𝜑 → ( 𝑥 ∈ ℝ+ ↦ ( ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) − ( log ‘ 𝑥 ) ) ) ∈ 𝑂(1) ) |
| 66 | 65 | adantr | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( 𝑥 ∈ ℝ+ ↦ ( ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) − ( log ‘ 𝑥 ) ) ) ∈ 𝑂(1) ) |
| 67 | 61 64 66 | o1dif | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( ( 𝑥 ∈ ℝ+ ↦ ( ( ϕ ‘ 𝑁 ) · Σ 𝑛 ∈ ( ( 1 ... ( ⌊ ‘ 𝑥 ) ) ∩ ( ℙ ∩ 𝑇 ) ) ( ( log ‘ 𝑛 ) / 𝑛 ) ) ) ∈ 𝑂(1) ↔ ( 𝑥 ∈ ℝ+ ↦ ( log ‘ 𝑥 ) ) ∈ 𝑂(1) ) ) |
| 68 | 58 67 | mpbid | ⊢ ( ( 𝜑 ∧ ( ℙ ∩ 𝑇 ) ∈ Fin ) → ( 𝑥 ∈ ℝ+ ↦ ( log ‘ 𝑥 ) ) ∈ 𝑂(1) ) |
| 69 | 68 | ex | ⊢ ( 𝜑 → ( ( ℙ ∩ 𝑇 ) ∈ Fin → ( 𝑥 ∈ ℝ+ ↦ ( log ‘ 𝑥 ) ) ∈ 𝑂(1) ) ) |
| 70 | 14 69 | mtoi | ⊢ ( 𝜑 → ¬ ( ℙ ∩ 𝑇 ) ∈ Fin ) |
| 71 | nnenom | ⊢ ℕ ≈ ω | |
| 72 | sdomentr | ⊢ ( ( ( ℙ ∩ 𝑇 ) ≺ ℕ ∧ ℕ ≈ ω ) → ( ℙ ∩ 𝑇 ) ≺ ω ) | |
| 73 | 71 72 | mpan2 | ⊢ ( ( ℙ ∩ 𝑇 ) ≺ ℕ → ( ℙ ∩ 𝑇 ) ≺ ω ) |
| 74 | isfinite2 | ⊢ ( ( ℙ ∩ 𝑇 ) ≺ ω → ( ℙ ∩ 𝑇 ) ∈ Fin ) | |
| 75 | 73 74 | syl | ⊢ ( ( ℙ ∩ 𝑇 ) ≺ ℕ → ( ℙ ∩ 𝑇 ) ∈ Fin ) |
| 76 | 70 75 | nsyl | ⊢ ( 𝜑 → ¬ ( ℙ ∩ 𝑇 ) ≺ ℕ ) |
| 77 | bren2 | ⊢ ( ( ℙ ∩ 𝑇 ) ≈ ℕ ↔ ( ( ℙ ∩ 𝑇 ) ≼ ℕ ∧ ¬ ( ℙ ∩ 𝑇 ) ≺ ℕ ) ) | |
| 78 | 13 76 77 | sylanbrc | ⊢ ( 𝜑 → ( ℙ ∩ 𝑇 ) ≈ ℕ ) |