OAI/NumberTheory/JointDickman/Amplification/PolylogMultiplicativeSum.lean

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Rational minor-arc cancellation for squarefree-supported multiplicative sums

  1. lemma OAI.JointDickman.prime_log_bilinear_as_product line 10
  2. lemma OAI.JointDickman.prime_log_coefficient_bound line 23
  3. theorem OAI.JointDickman.prime_log_bilinear_polylog_bound line 29
  4. theorem OAI.JointDickman.squarefree_rational_polylog_sum_bound line 46

    Source documentation

    A sufficient rational-frequency special case for the application. This is proved from the bilinear decomposition, rather than assumed as MV77.

    theorem squarefree_rational_polylog_sum_bound : ∃ C : ℝ, 0 < C ∧
        ∀ (f : ArithmeticFunction ℝ), f.IsMultiplicative → (∀ n, |f n| ≤ 1) →
        (∀ n, ¬Squarefree n → f n=0) → ∀ (N B q a : ℕ),
        2 ≤ B → B^20 ≤ N → 0 < q → a.Coprime q → Real.log N ≤ 3*(B:ℝ) →
        (B:ℝ)^12 ≤ q → (q:ℝ) ≤ N/(B:ℝ)^8 →
        ‖∑ n ∈ Ioc 0 N, (f n:ℂ)*additivePhase ((n:ℝ)*((a:ℝ)/q))‖ ≤
          C*N*(1+Real.log B)/Real.log N := by
    …

    Mentions: OAI.JointDickman.additivePhase