OAI/NumberTheory/Ostmann/Arithmetic/RangedPairAdmissibility.lean

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The actual periods and frequencies fit below the separated prime scales

  1. theorem OAI.Ostmann.eventual_word_pair_admissible line 12

    Source documentation

    A fixed-depth polynomial period is below the long-prime cutoff. Every actual frequency is also below the smallest retained prime.

    theorem eventual_word_pair_admissible (n : ℕ) (b C z α β c : ℝ)
        (hb : 0 ≤ b) (hC : 0 ≤ C) (hz : 0 ≤ z) (hα : 0 < α)
        (hαβ : α < β) (hc : 0 < c) :
        ∀ᶠ L : ℝ in atTop, ∀ (t t' : FrequencyTree ℤ n)
          (B V A : ℕ) (lower m : ℝ),
          0 ≤ m → m ≤ z * L → (B : ℝ) ≤ b * (1 + m) →
          (V : ℝ) ≤ Real.exp (C * (1 + m)) →
          (∀ s ∈ allFrequencyList n t, s.natAbs ≤ V) →
          (∀ s ∈ allFrequencyList n t', s.natAbs ≤ V) →
          Real.exp (c * Real.exp (α * L)) ≤ lower →
          Real.exp (Real.exp (β * L)) ≤ (A : ℝ) →
          wordTransferFullPeriod n t B * wordTransferFullPeriod n t' B ≤ A ∧
    …

    Mentions: OAI.Ostmann.FrequencyTree, OAI.Ostmann.allFrequencyList, OAI.Ostmann.wordTransferFullPeriod