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structure definition def or abbrev

BarrierCert

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formal statement (Lean)

  97structure BarrierCert where
  98  coprime : Nat.Coprime 8 45
  99  beat_prime : Nat.Prime 37
 100  beat_irreducible : Nat.gcd 37 360 = 1
 101  window_min : ∀ w, 0 < w → w < 360 → ¬ (8 ∣ w ∧ 45 ∣ w)
 102  full_resolution : 8 ∣ 360 ∧ 45 ∣ 360
 103  aliasing : (37 : ℚ) / 45 < 1
 104

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