OAI/NumberTheory/TwoPoint/Fourier/ModFiveLowZeros.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

Compact-height completion of the fixed-modulus zero-free strip. The compactness step is simultaneous for the finite family of characters, using the already proved nonvanishing on the line Re s = 1.

  1. lemma OAI.TwoPointCorrelations.modFive_compact_height_zero_free line 16

    Also declared: OAI/NumberTheory/TwoPointCorrelations/ModFiveLowZeros.lean:16 (same declaration text).

  2. theorem OAI.TwoPointCorrelations.modFive_nonprincipal_zero_free line 59

    Source documentation

    The full fixed-modulus logarithmic zero-free region, including bounded heights. Its constant is uniform across the three nonprincipal characters.

    Also declared: OAI/NumberTheory/TwoPointCorrelations/ModFiveLowZeros.lean:59 (same declaration text).

    theorem modFive_nonprincipal_zero_free : ∃ c : ℝ, 0 < c ∧
        ∀ (χ : DirichletCharacter ℂ 5), χ ≠ 1 → ∀ (t β : ℝ),
          1 - c / Real.log (|t| + 2) ≤ β →
          DirichletCharacter.LFunction χ ((β : ℂ) + Complex.I * (t : ℂ)) ≠ 0 := by
    …