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https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite
[46, 1]
[60, 8]
sorry
n : β„• this✝ : 2 ≀ Nat.factorial (n + 1) + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ Nat.factorial (n + 1) + 1 ple : p ≀ n this : p ∣ Nat.factorial (n + 1) ⊒ p ∣ 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• this✝ : 2 ≀ Nat.factorial (n + 1) + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ Nat.factorial (n + 1) + 1 ple : p ≀ n this : p ∣ Nat.factorial (n + 1) ⊒ p ∣ 1 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
Nat.Prime.eq_of_dvd_of_prime
[102, 1]
[105, 8]
sorry
p q : β„• prime_p : Nat.Prime p prime_q : Nat.Prime q h : p ∣ q ⊒ p = q
no goals
Please generate a tactic in lean4 to solve the state. STATE: p q : β„• prime_p : Nat.Prime p prime_q : Nat.Prime q h : p ∣ q ⊒ p = q TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
intro hβ‚€ h₁
s : Finset β„• p : β„• prime_p : Nat.Prime p ⊒ (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s
s : Finset β„• p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ s, Nat.Prime n h₁ : p ∣ ∏ n in s, n ⊒ p ∈ s
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• p : β„• prime_p : Nat.Prime p ⊒ (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
induction' s using Finset.induction_on with a s ans ih
s : Finset β„• p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ s, Nat.Prime n h₁ : p ∣ ∏ n in s, n ⊒ p ∈ s
case empty p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ βˆ…, Nat.Prime n h₁ : p ∣ ∏ n in βˆ…, n ⊒ p ∈ βˆ… case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : βˆ€ n ∈ insert a s, Nat.Prime n h₁ : p ∣ ∏ n in insert a s, n ⊒ p ∈ insert a s
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ s, Nat.Prime n h₁ : p ∣ ∏ n in s, n ⊒ p ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
simp [Finset.prod_insert ans, prime_p.dvd_mul] at hβ‚€ h₁
case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : βˆ€ n ∈ insert a s, Nat.Prime n h₁ : p ∣ ∏ n in insert a s, n ⊒ p ∈ insert a s
case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : Nat.Prime a ∧ βˆ€ a ∈ s, Nat.Prime a h₁ : p ∣ a ∨ p ∣ ∏ n in s, n ⊒ p ∈ insert a s
Please generate a tactic in lean4 to solve the state. STATE: case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : βˆ€ n ∈ insert a s, Nat.Prime n h₁ : p ∣ ∏ n in insert a s, n ⊒ p ∈ insert a s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
rw [mem_insert]
case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : Nat.Prime a ∧ βˆ€ a ∈ s, Nat.Prime a h₁ : p ∣ a ∨ p ∣ ∏ n in s, n ⊒ p ∈ insert a s
case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : Nat.Prime a ∧ βˆ€ a ∈ s, Nat.Prime a h₁ : p ∣ a ∨ p ∣ ∏ n in s, n ⊒ p = a ∨ p ∈ s
Please generate a tactic in lean4 to solve the state. STATE: case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : Nat.Prime a ∧ βˆ€ a ∈ s, Nat.Prime a h₁ : p ∣ a ∨ p ∣ ∏ n in s, n ⊒ p ∈ insert a s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
sorry
case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : Nat.Prime a ∧ βˆ€ a ∈ s, Nat.Prime a h₁ : p ∣ a ∨ p ∣ ∏ n in s, n ⊒ p = a ∨ p ∈ s
no goals
Please generate a tactic in lean4 to solve the state. STATE: case insert p : β„• prime_p : Nat.Prime p a : β„• s : Finset β„• ans : a βˆ‰ s ih : (βˆ€ n ∈ s, Nat.Prime n) β†’ p ∣ ∏ n in s, n β†’ p ∈ s hβ‚€ : Nat.Prime a ∧ βˆ€ a ∈ s, Nat.Prime a h₁ : p ∣ a ∨ p ∣ ∏ n in s, n ⊒ p = a ∨ p ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
simp at h₁
case empty p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ βˆ…, Nat.Prime n h₁ : p ∣ ∏ n in βˆ…, n ⊒ p ∈ βˆ…
case empty p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ βˆ…, Nat.Prime n h₁ : p = 1 ⊒ p ∈ βˆ…
Please generate a tactic in lean4 to solve the state. STATE: case empty p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ βˆ…, Nat.Prime n h₁ : p ∣ ∏ n in βˆ…, n ⊒ p ∈ βˆ… TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mem_of_dvd_prod_primes
[107, 1]
[115, 8]
linarith [prime_p.two_le]
case empty p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ βˆ…, Nat.Prime n h₁ : p = 1 ⊒ p ∈ βˆ…
no goals
Please generate a tactic in lean4 to solve the state. STATE: case empty p : β„• prime_p : Nat.Prime p hβ‚€ : βˆ€ n ∈ βˆ…, Nat.Prime n h₁ : p = 1 ⊒ p ∈ βˆ… TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
intro s
⊒ βˆ€ (s : Finset β„•), βˆƒ p, Nat.Prime p ∧ p βˆ‰ s
s : Finset β„• ⊒ βˆƒ p, Nat.Prime p ∧ p βˆ‰ s
Please generate a tactic in lean4 to solve the state. STATE: ⊒ βˆ€ (s : Finset β„•), βˆƒ p, Nat.Prime p ∧ p βˆ‰ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
by_contra h
s : Finset β„• ⊒ βˆƒ p, Nat.Prime p ∧ p βˆ‰ s
s : Finset β„• h : Β¬βˆƒ p, Nat.Prime p ∧ p βˆ‰ s ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• ⊒ βˆƒ p, Nat.Prime p ∧ p βˆ‰ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
push_neg at h
s : Finset β„• h : Β¬βˆƒ p, Nat.Prime p ∧ p βˆ‰ s ⊒ False
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : Β¬βˆƒ p, Nat.Prime p ∧ p βˆ‰ s ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
set s' := s.filter Nat.Prime with s'_def
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s ⊒ False
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
have mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ n.Prime := by intro n simp [s'_def] apply h
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s ⊒ False
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
have : 2 ≀ (∏ i in s', i) + 1 := by sorry
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n ⊒ False
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
rcases exists_prime_factor this with ⟨p, pp, pdvd⟩
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 ⊒ False
case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
have : p ∣ ∏ i in s', i := by sorry
case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 ⊒ False
case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
have : p ∣ 1 := by convert Nat.dvd_sub' pdvd this simp
case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ False
case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝¹ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this✝ : p ∣ ∏ i in s', i this : p ∣ 1 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
sorry
case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝¹ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this✝ : p ∣ ∏ i in s', i this : p ∣ 1 ⊒ False
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝¹ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this✝ : p ∣ ∏ i in s', i this : p ∣ 1 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
intro n
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s ⊒ βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s n : β„• ⊒ n ∈ s' ↔ Nat.Prime n
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s ⊒ βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
simp [s'_def]
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s n : β„• ⊒ n ∈ s' ↔ Nat.Prime n
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s n : β„• ⊒ Nat.Prime n β†’ n ∈ s
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s n : β„• ⊒ n ∈ s' ↔ Nat.Prime n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
apply h
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s n : β„• ⊒ Nat.Prime n β†’ n ∈ s
no goals
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s n : β„• ⊒ Nat.Prime n β†’ n ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
sorry
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n ⊒ 2 ≀ ∏ i in s', i + 1
no goals
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n ⊒ 2 ≀ ∏ i in s', i + 1 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
sorry
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 ⊒ p ∣ ∏ i in s', i
no goals
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 ⊒ p ∣ ∏ i in s', i TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
convert Nat.dvd_sub' pdvd this
s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ p ∣ 1
case h.e'_4 s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ 1 = ∏ i in s', i + 1 - ∏ i in s', i
Please generate a tactic in lean4 to solve the state. STATE: s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ p ∣ 1 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_infinite'
[119, 1]
[137, 8]
simp
case h.e'_4 s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ 1 = ∏ i in s', i + 1 - ∏ i in s', i
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.e'_4 s : Finset β„• h : βˆ€ (p : β„•), Nat.Prime p β†’ p ∈ s s' : Finset β„• := filter Nat.Prime s s'_def : s' = filter Nat.Prime s mem_s' : βˆ€ {n : β„•}, n ∈ s' ↔ Nat.Prime n this✝ : 2 ≀ ∏ i in s', i + 1 p : β„• pp : Nat.Prime p pdvd : p ∣ ∏ i in s', i + 1 this : p ∣ ∏ i in s', i ⊒ 1 = ∏ i in s', i + 1 - ∏ i in s', i TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.bounded_of_ex_finset
[138, 1]
[145, 25]
rintro ⟨s, hs⟩
Q : β„• β†’ Prop ⊒ (βˆƒ s, βˆ€ (k : β„•), Q k β†’ k ∈ s) β†’ βˆƒ n, βˆ€ (k : β„•), Q k β†’ k < n
case intro Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s ⊒ βˆƒ n, βˆ€ (k : β„•), Q k β†’ k < n
Please generate a tactic in lean4 to solve the state. STATE: Q : β„• β†’ Prop ⊒ (βˆƒ s, βˆ€ (k : β„•), Q k β†’ k ∈ s) β†’ βˆƒ n, βˆ€ (k : β„•), Q k β†’ k < n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.bounded_of_ex_finset
[138, 1]
[145, 25]
use s.sup id + 1
case intro Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s ⊒ βˆƒ n, βˆ€ (k : β„•), Q k β†’ k < n
case h Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s ⊒ βˆ€ (k : β„•), Q k β†’ k < sup s id + 1
Please generate a tactic in lean4 to solve the state. STATE: case intro Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s ⊒ βˆƒ n, βˆ€ (k : β„•), Q k β†’ k < n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.bounded_of_ex_finset
[138, 1]
[145, 25]
intro k Qk
case h Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s ⊒ βˆ€ (k : β„•), Q k β†’ k < sup s id + 1
case h Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ k < sup s id + 1
Please generate a tactic in lean4 to solve the state. STATE: case h Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s ⊒ βˆ€ (k : β„•), Q k β†’ k < sup s id + 1 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.bounded_of_ex_finset
[138, 1]
[145, 25]
apply Nat.lt_succ_of_le
case h Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ k < sup s id + 1
case h.a Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ k ≀ sup s id
Please generate a tactic in lean4 to solve the state. STATE: case h Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ k < sup s id + 1 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.bounded_of_ex_finset
[138, 1]
[145, 25]
show id k ≀ s.sup id
case h.a Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ k ≀ sup s id
case h.a Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ id k ≀ sup s id
Please generate a tactic in lean4 to solve the state. STATE: case h.a Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ k ≀ sup s id TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.bounded_of_ex_finset
[138, 1]
[145, 25]
apply le_sup (hs k Qk)
case h.a Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ id k ≀ sup s id
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.a Q : β„• β†’ Prop s : Finset β„• hs : βˆ€ (k : β„•), Q k β†’ k ∈ s k : β„• Qk : Q k ⊒ id k ≀ sup s id TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.ex_finset_of_bounded
[147, 1]
[153, 13]
rintro ⟨n, hn⟩
Q : β„• β†’ Prop inst✝ : DecidablePred Q ⊒ (βˆƒ n, βˆ€ (k : β„•), Q k β†’ k ≀ n) β†’ βˆƒ s, βˆ€ (k : β„•), Q k ↔ k ∈ s
case intro Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n ⊒ βˆƒ s, βˆ€ (k : β„•), Q k ↔ k ∈ s
Please generate a tactic in lean4 to solve the state. STATE: Q : β„• β†’ Prop inst✝ : DecidablePred Q ⊒ (βˆƒ n, βˆ€ (k : β„•), Q k β†’ k ≀ n) β†’ βˆƒ s, βˆ€ (k : β„•), Q k ↔ k ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.ex_finset_of_bounded
[147, 1]
[153, 13]
use (range (n + 1)).filter Q
case intro Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n ⊒ βˆƒ s, βˆ€ (k : β„•), Q k ↔ k ∈ s
case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n ⊒ βˆ€ (k : β„•), Q k ↔ k ∈ filter Q (range (n + 1))
Please generate a tactic in lean4 to solve the state. STATE: case intro Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n ⊒ βˆƒ s, βˆ€ (k : β„•), Q k ↔ k ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.ex_finset_of_bounded
[147, 1]
[153, 13]
intro k
case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n ⊒ βˆ€ (k : β„•), Q k ↔ k ∈ filter Q (range (n + 1))
case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n k : β„• ⊒ Q k ↔ k ∈ filter Q (range (n + 1))
Please generate a tactic in lean4 to solve the state. STATE: case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n ⊒ βˆ€ (k : β„•), Q k ↔ k ∈ filter Q (range (n + 1)) TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.ex_finset_of_bounded
[147, 1]
[153, 13]
simp [Nat.lt_succ_iff]
case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n k : β„• ⊒ Q k ↔ k ∈ filter Q (range (n + 1))
case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n k : β„• ⊒ Q k β†’ k ≀ n
Please generate a tactic in lean4 to solve the state. STATE: case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n k : β„• ⊒ Q k ↔ k ∈ filter Q (range (n + 1)) TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.ex_finset_of_bounded
[147, 1]
[153, 13]
exact hn k
case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n k : β„• ⊒ Q k β†’ k ≀ n
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h Q : β„• β†’ Prop inst✝ : DecidablePred Q n : β„• hn : βˆ€ (k : β„•), Q k β†’ k ≀ n k : β„• ⊒ Q k β†’ k ≀ n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
revert h
m n : β„• h : m * n % 4 = 3 ⊒ m % 4 = 3 ∨ n % 4 = 3
m n : β„• ⊒ m * n % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• h : m * n % 4 = 3 ⊒ m % 4 = 3 ∨ n % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
rw [Nat.mul_mod]
m n : β„• ⊒ m * n % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3
m n : β„• ⊒ m % 4 * (n % 4) % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• ⊒ m * n % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
have : m % 4 < 4 := Nat.mod_lt m (by norm_num)
m n : β„• ⊒ m % 4 * (n % 4) % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3
m n : β„• this : m % 4 < 4 ⊒ m % 4 * (n % 4) % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• ⊒ m % 4 * (n % 4) % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
interval_cases hm : m % 4 <;> simp [hm]
m n : β„• this : m % 4 < 4 ⊒ m % 4 * (n % 4) % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3
case Β«2Β» m n : β„• hm : m % 4 = 2 this : 2 < 4 ⊒ 2 * (n % 4) % 4 = 3 β†’ n % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• this : m % 4 < 4 ⊒ m % 4 * (n % 4) % 4 = 3 β†’ m % 4 = 3 ∨ n % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
have : n % 4 < 4 := Nat.mod_lt n (by norm_num)
case Β«2Β» m n : β„• hm : m % 4 = 2 this : 2 < 4 ⊒ 2 * (n % 4) % 4 = 3 β†’ n % 4 = 3
case Β«2Β» m n : β„• hm : m % 4 = 2 this✝ : 2 < 4 this : n % 4 < 4 ⊒ 2 * (n % 4) % 4 = 3 β†’ n % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case Β«2Β» m n : β„• hm : m % 4 = 2 this : 2 < 4 ⊒ 2 * (n % 4) % 4 = 3 β†’ n % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
interval_cases hn : n % 4 <;> simp [hn]
case Β«2Β» m n : β„• hm : m % 4 = 2 this✝ : 2 < 4 this : n % 4 < 4 ⊒ 2 * (n % 4) % 4 = 3 β†’ n % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case Β«2Β» m n : β„• hm : m % 4 = 2 this✝ : 2 < 4 this : n % 4 < 4 ⊒ 2 * (n % 4) % 4 = 3 β†’ n % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
norm_num
m n : β„• ⊒ 4 > 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• ⊒ 4 > 0 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.mod_4_eq_3_or_mod_4_eq_3
[161, 1]
[167, 42]
norm_num
m n : β„• hm : m % 4 = 2 this : 2 < 4 ⊒ 4 > 0
no goals
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• hm : m % 4 = 2 this : 2 < 4 ⊒ 4 > 0 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.two_le_of_mod_4_eq_3
[169, 1]
[173, 20]
intro neq
case h1 n : β„• h : n % 4 = 3 ⊒ n β‰  1
case h1 n : β„• h : n % 4 = 3 neq : n = 1 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case h1 n : β„• h : n % 4 = 3 ⊒ n β‰  1 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.two_le_of_mod_4_eq_3
[169, 1]
[173, 20]
rw [neq] at h
case h1 n : β„• h : n % 4 = 3 neq : n = 1 ⊒ False
case h1 n : β„• h : 1 % 4 = 3 neq : n = 1 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case h1 n : β„• h : n % 4 = 3 neq : n = 1 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.two_le_of_mod_4_eq_3
[169, 1]
[173, 20]
norm_num at h
case h1 n : β„• h : 1 % 4 = 3 neq : n = 1 ⊒ False
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h1 n : β„• h : 1 % 4 = 3 neq : n = 1 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.aux
[175, 1]
[176, 8]
sorry
m n : β„• hβ‚€ : m ∣ n h₁ : 2 ≀ m hβ‚‚ : m < n ⊒ n / m ∣ n ∧ n / m < n
no goals
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• hβ‚€ : m ∣ n h₁ : 2 ≀ m hβ‚‚ : m < n ⊒ n / m ∣ n ∧ n / m < n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
by_cases np : n.Prime
n : β„• h : n % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case pos n : β„• h : n % 4 = 3 np : Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 case neg n : β„• h : n % 4 = 3 np : Β¬Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: n : β„• h : n % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
induction' n using Nat.strong_induction_on with n ih
case neg n : β„• h : n % 4 = 3 np : Β¬Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : Β¬Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg n : β„• h : n % 4 = 3 np : Β¬Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
rw [Nat.prime_def_lt] at np
case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : Β¬Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : Β¬(2 ≀ n ∧ βˆ€ m < n, m ∣ n β†’ m = 1) ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : Β¬Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
push_neg at np
case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : Β¬(2 ≀ n ∧ βˆ€ m < n, m ∣ n β†’ m = 1) ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : Β¬(2 ≀ n ∧ βˆ€ m < n, m ∣ n β†’ m = 1) ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
rcases np (two_le_of_mod_4_eq_3 h) with ⟨m, mltn, mdvdn, mne1⟩
case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
have mge2 : 2 ≀ m := by apply two_le _ mne1 intro mz rw [mz, zero_dvd_iff] at mdvdn linarith
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
have neq : m * (n / m) = n := Nat.mul_div_cancel' mdvdn
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
have : m % 4 = 3 ∨ n / m % 4 = 3 := by apply mod_4_eq_3_or_mod_4_eq_3 rw [neq, h]
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n this : m % 4 = 3 ∨ n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
rcases this with h1 | h1
case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n this : m % 4 = 3 ∨ n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h.intro.intro.intro.inl n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n this : m % 4 = 3 ∨ n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
. sorry
case neg.h.intro.intro.intro.inl n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro.inl n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
. sorry
case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
use n
case pos n : β„• h : n % 4 = 3 np : Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case pos n : β„• h : n % 4 = 3 np : Nat.Prime n ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
apply two_le _ mne1
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ 2 ≀ m
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ m β‰  0
Please generate a tactic in lean4 to solve the state. STATE: n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ 2 ≀ m TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
intro mz
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ m β‰  0
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mz : m = 0 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 ⊒ m β‰  0 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
rw [mz, zero_dvd_iff] at mdvdn
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mz : m = 0 ⊒ False
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : n = 0 mne1 : m β‰  1 mz : m = 0 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mz : m = 0 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
linarith
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : n = 0 mne1 : m β‰  1 mz : m = 0 ⊒ False
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : n = 0 mne1 : m β‰  1 mz : m = 0 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
apply mod_4_eq_3_or_mod_4_eq_3
n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ m % 4 = 3 ∨ n / m % 4 = 3
case h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ m * (n / m) % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ m % 4 = 3 ∨ n / m % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
rw [neq, h]
case h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ m * (n / m) % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n ⊒ m * (n / m) % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
sorry
case neg.h.intro.intro.intro.inl n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro.inl n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.exists_prime_factor_mod_4_eq_3
[177, 1]
[196, 10]
sorry
case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case neg.h.intro.intro.intro.inr n : β„• ih : βˆ€ m < n, m % 4 = 3 β†’ Β¬Nat.Prime m β†’ βˆƒ p, Nat.Prime p ∧ p ∣ m ∧ p % 4 = 3 h : n % 4 = 3 np : 2 ≀ n β†’ βˆƒ m < n, m ∣ n ∧ m β‰  1 m : β„• mltn : m < n mdvdn : m ∣ n mne1 : m β‰  1 mge2 : 2 ≀ m neq : m * (n / m) = n h1 : n / m % 4 = 3 ⊒ βˆƒ p, Nat.Prime p ∧ p ∣ n ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
by_contra h
⊒ βˆ€ (n : β„•), βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3
h : Β¬βˆ€ (n : β„•), βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: ⊒ βˆ€ (n : β„•), βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
push_neg at h
h : Β¬βˆ€ (n : β„•), βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3 ⊒ False
h : βˆƒ n, βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: h : Β¬βˆ€ (n : β„•), βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
rcases h with ⟨n, hn⟩
h : βˆƒ n, βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ False
case intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: h : βˆƒ n, βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have : βˆƒ s : Finset Nat, βˆ€ p : β„•, p.Prime ∧ p % 4 = 3 ↔ p ∈ s := by apply ex_finset_of_bounded use n contrapose! hn rcases hn with ⟨p, ⟨pp, p4⟩, pltn⟩ exact ⟨p, pltn, pp, p4⟩
case intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ False
case intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 this : βˆƒ s, βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
rcases this with ⟨s, hs⟩
case intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 this : βˆƒ s, βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ False
case intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 this : βˆƒ s, βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have h₁ : ((4 * ∏ i in erase s 3, i) + 3) % 4 = 3 := by sorry
case intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ False
case intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
rcases exists_prime_factor_mod_4_eq_3 h₁ with ⟨p, pp, pdvd, p4eq⟩
case intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 ⊒ False
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have ps : p ∈ s := by sorry
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ⊒ False
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have pne3 : p β‰  3 := by sorry
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s ⊒ False
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have : p ∣ 4 * ∏ i in erase s 3, i := by sorry
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 ⊒ False
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this : p ∣ 4 * ∏ i in erase s 3, i ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have : p ∣ 3 := by sorry
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this : p ∣ 4 * ∏ i in erase s 3, i ⊒ False
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝ : p ∣ 4 * ∏ i in erase s 3, i this : p ∣ 3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this : p ∣ 4 * ∏ i in erase s 3, i ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
have : p = 3 := by sorry
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝ : p ∣ 4 * ∏ i in erase s 3, i this : p ∣ 3 ⊒ False
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝¹ : p ∣ 4 * ∏ i in erase s 3, i this✝ : p ∣ 3 this : p = 3 ⊒ False
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝ : p ∣ 4 * ∏ i in erase s 3, i this : p ∣ 3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
contradiction
case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝¹ : p ∣ 4 * ∏ i in erase s 3, i this✝ : p ∣ 3 this : p = 3 ⊒ False
no goals
Please generate a tactic in lean4 to solve the state. STATE: case intro.intro.intro.intro.intro n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝¹ : p ∣ 4 * ∏ i in erase s 3, i this✝ : p ∣ 3 this : p = 3 ⊒ False TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
apply ex_finset_of_bounded
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆƒ s, βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s
case a n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆƒ n, βˆ€ (k : β„•), Nat.Prime k ∧ k % 4 = 3 β†’ k ≀ n
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆƒ s, βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
use n
case a n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆƒ n, βˆ€ (k : β„•), Nat.Prime k ∧ k % 4 = 3 β†’ k ≀ n
case h n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆ€ (k : β„•), Nat.Prime k ∧ k % 4 = 3 β†’ k ≀ n
Please generate a tactic in lean4 to solve the state. STATE: case a n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆƒ n, βˆ€ (k : β„•), Nat.Prime k ∧ k % 4 = 3 β†’ k ≀ n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
contrapose! hn
case h n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆ€ (k : β„•), Nat.Prime k ∧ k % 4 = 3 β†’ k ≀ n
case h n : β„• hn : βˆƒ k, (Nat.Prime k ∧ k % 4 = 3) ∧ n < k ⊒ βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case h n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 ⊒ βˆ€ (k : β„•), Nat.Prime k ∧ k % 4 = 3 β†’ k ≀ n TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
rcases hn with ⟨p, ⟨pp, p4⟩, pltn⟩
case h n : β„• hn : βˆƒ k, (Nat.Prime k ∧ k % 4 = 3) ∧ n < k ⊒ βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3
case h.intro.intro.intro n p : β„• pltn : n < p pp : Nat.Prime p p4 : p % 4 = 3 ⊒ βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3
Please generate a tactic in lean4 to solve the state. STATE: case h n : β„• hn : βˆƒ k, (Nat.Prime k ∧ k % 4 = 3) ∧ n < k ⊒ βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
exact ⟨p, pltn, pp, p4⟩
case h.intro.intro.intro n p : β„• pltn : n < p pp : Nat.Prime p p4 : p % 4 = 3 ⊒ βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: case h.intro.intro.intro n p : β„• pltn : n < p pp : Nat.Prime p p4 : p % 4 = 3 ⊒ βˆƒ p > n, Nat.Prime p ∧ p % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
sorry
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ (4 * ∏ i in erase s 3, i + 3) % 4 = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s ⊒ (4 * ∏ i in erase s 3, i + 3) % 4 = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
sorry
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ⊒ p ∈ s
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ⊒ p ∈ s TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
sorry
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s ⊒ p β‰  3
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s ⊒ p β‰  3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
sorry
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 ⊒ p ∣ 4 * ∏ i in erase s 3, i
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 ⊒ p ∣ 4 * ∏ i in erase s 3, i TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
sorry
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this : p ∣ 4 * ∏ i in erase s 3, i ⊒ p ∣ 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this : p ∣ 4 * ∏ i in erase s 3, i ⊒ p ∣ 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/S03_Infinitely_Many_Primes.lean
C05S03.primes_mod_4_eq_3_infinite
[204, 1]
[228, 16]
sorry
n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝ : p ∣ 4 * ∏ i in erase s 3, i this : p ∣ 3 ⊒ p = 3
no goals
Please generate a tactic in lean4 to solve the state. STATE: n : β„• hn : βˆ€ p > n, Nat.Prime p β†’ p % 4 β‰  3 s : Finset β„• hs : βˆ€ (p : β„•), Nat.Prime p ∧ p % 4 = 3 ↔ p ∈ s h₁ : (4 * ∏ i in erase s 3, i + 3) % 4 = 3 p : β„• pp : Nat.Prime p pdvd : p ∣ 4 * ∏ i in erase s 3, i + 3 p4eq : p % 4 = 3 ps : p ∈ s pne3 : p β‰  3 this✝ : p ∣ 4 * ∏ i in erase s 3, i this : p ∣ 3 ⊒ p = 3 TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
even_of_even_sqr
[5, 1]
[7, 25]
rw [pow_two, Nat.prime_two.dvd_mul] at h
m : β„• h : 2 ∣ m ^ 2 ⊒ 2 ∣ m
m : β„• h : 2 ∣ m ∨ 2 ∣ m ⊒ 2 ∣ m
Please generate a tactic in lean4 to solve the state. STATE: m : β„• h : 2 ∣ m ^ 2 ⊒ 2 ∣ m TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
even_of_even_sqr
[5, 1]
[7, 25]
cases h <;> assumption
m : β„• h : 2 ∣ m ∨ 2 ∣ m ⊒ 2 ∣ m
no goals
Please generate a tactic in lean4 to solve the state. STATE: m : β„• h : 2 ∣ m ∨ 2 ∣ m ⊒ 2 ∣ m TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
factorization_mul'
[61, 1]
[64, 6]
rw [Nat.factorization_mul mnez nnez]
m n : β„• mnez : m β‰  0 nnez : n β‰  0 p : β„• ⊒ ↑(Nat.factorization (m * n)) p = ↑(Nat.factorization m) p + ↑(Nat.factorization n) p
m n : β„• mnez : m β‰  0 nnez : n β‰  0 p : β„• ⊒ ↑(Nat.factorization m + Nat.factorization n) p = ↑(Nat.factorization m) p + ↑(Nat.factorization n) p
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• mnez : m β‰  0 nnez : n β‰  0 p : β„• ⊒ ↑(Nat.factorization (m * n)) p = ↑(Nat.factorization m) p + ↑(Nat.factorization n) p TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
factorization_mul'
[61, 1]
[64, 6]
rfl
m n : β„• mnez : m β‰  0 nnez : n β‰  0 p : β„• ⊒ ↑(Nat.factorization m + Nat.factorization n) p = ↑(Nat.factorization m) p + ↑(Nat.factorization n) p
no goals
Please generate a tactic in lean4 to solve the state. STATE: m n : β„• mnez : m β‰  0 nnez : n β‰  0 p : β„• ⊒ ↑(Nat.factorization m + Nat.factorization n) p = ↑(Nat.factorization m) p + ↑(Nat.factorization n) p TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
factorization_pow'
[66, 1]
[69, 6]
rw [Nat.factorization_pow]
n k p : β„• ⊒ ↑(Nat.factorization (n ^ k)) p = k * ↑(Nat.factorization n) p
n k p : β„• ⊒ ↑(k β€’ Nat.factorization n) p = k * ↑(Nat.factorization n) p
Please generate a tactic in lean4 to solve the state. STATE: n k p : β„• ⊒ ↑(Nat.factorization (n ^ k)) p = k * ↑(Nat.factorization n) p TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
factorization_pow'
[66, 1]
[69, 6]
rfl
n k p : β„• ⊒ ↑(k β€’ Nat.factorization n) p = k * ↑(Nat.factorization n) p
no goals
Please generate a tactic in lean4 to solve the state. STATE: n k p : β„• ⊒ ↑(k β€’ Nat.factorization n) p = k * ↑(Nat.factorization n) p TACTIC:
https://github.com/fpvandoorn/LeanCourse23.git
7b0a3cf61b802764dc7baee9d9825e9c62cf9c5d
LeanCourse/MIL/C05_Elementary_Number_Theory/solutions/Solutions_S01_Irrational_Roots.lean
Nat.Prime.factorization'
[71, 1]
[74, 7]
rw [prime_p.factorization]
p : β„• prime_p : Prime p ⊒ ↑(Nat.factorization p) p = 1
p : β„• prime_p : Prime p ⊒ (↑funβ‚€ | p => 1) p = 1
Please generate a tactic in lean4 to solve the state. STATE: p : β„• prime_p : Prime p ⊒ ↑(Nat.factorization p) p = 1 TACTIC: