OAI/NumberTheory/TwoPoint/ShortIntervals/MRTPrimeSparseGram.lean

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The prime-supported sparse mean square keeps the reciprocal logarithmic weight of the coefficient norm. The Mangoldt kernel estimate is an explicit local hypothesis; its analytic proof is separate from this finite duality.

  1. theorem OAI.TwoPointCorrelations.mrt_sparse_divided_weight_energy line 17

    Source documentation

    The full reciprocal weight in finite weighted Gram duality.

    theorem mrt_sparse_divided_weight_energy {ι : Type*}
        (K P : Finset ι) (hPK : P ⊆ K) (w freq : ι → ℝ) (a : ι → ℂ)
        (hw : ∀ n ∈ K, 0 ≤ w n) (hwP : ∀ n ∈ P, 0 < w n)
        (S : Finset ℝ)
        (hsep : ∀ t ∈ S, ∀ s ∈ S, t≠s → 1 ≤ |t-s|)
        {A D : ℝ} (hA : 0 ≤ A) (hD : 0 ≤ D)
        (hkernel : ∀ t ∈ S, ∀ s ∈ S,
          ‖mrtExponentialPolynomial K (fun n => (w n:ℂ)) freq (t-s)‖ ≤
            A/(1+(t-s)^2)+D) :
        (∑ t ∈ S, ‖mrtExponentialPolynomial P a freq t‖^2) ≤
          (8*A+(S.card:ℝ)*D) * ∑ n ∈ P, ‖a n‖^2/w n := by
    …

    Mentions: OAI.TwoPointCorrelations.mrtExponentialPolynomial

  2. theorem OAI.TwoPointCorrelations.mrt_sparse_prime_gram line 63

    Source documentation

    A nonnegative smooth Mangoldt majorant supplies the exact logarithmic coefficient gain in the prime-supported sparse mean square.

    theorem mrt_sparse_prime_gram (K P : Finset ℕ) (hPK : P ⊆ K)
        (hP : ∀ p ∈ P, p.Prime) (ψ : ℕ → ℝ)
        (hψ : ∀ n ∈ K, 0 ≤ ψ n) (hψP : ∀ p ∈ P, 1 ≤ ψ p)
        (a : ℕ → ℂ) (S : Finset ℝ)
        (hsep : ∀ t ∈ S, ∀ s ∈ S, t≠s → 1 ≤ |t-s|)
        {A D : ℝ} (hA : 0 ≤ A) (hD : 0 ≤ D)
        (hkernel : ∀ t ∈ S, ∀ s ∈ S,
          ‖mrtExponentialPolynomial K
            (fun n => (ψ n * ArithmeticFunction.vonMangoldt n:ℝ))
            (fun n => -Real.log (n:ℝ)) (t-s)‖ ≤ A/(1+(t-s)^2)+D) :
        (∑ t ∈ S, ‖mrtExponentialPolynomial P a
          (fun n => -Real.log (n:ℝ)) t‖^2) ≤
    …

    Mentions: OAI.TwoPointCorrelations.mrtExponentialPolynomial

  3. theorem OAI.TwoPointCorrelations.mrt_short_prime_logarithmic_mass line 97

    Source documentation

    The coefficient mass in a short logarithmic prime interval has both logarithmic savings needed by the prime-supported sparse estimate.

    theorem mrt_short_prime_logarithmic_mass : ∃ C B : ℝ, 0 < C ∧ 2 ≤ B ∧
        ∀ (H u : ℝ) (P : Finset ℕ) (F : ℕ → ℂ), B ≤ H → 1 ≤ u →
          H^2 ≤ Real.exp u →
          (∀ p ∈ P, p.Prime ∧ u ≤ Real.log (p:ℝ) ∧ Real.log (p:ℝ) ≤ u+1/H) →
          OneBounded F →
          (∑ p ∈ P, ‖F p/(p:ℂ)‖^2/Real.log (p:ℝ)) ≤
            C/(H*Real.exp u*u^2) := by
    …

    Mentions: OAI.TwoPointCorrelations.OneBounded