OAI/NumberTheory/Ostmann/Arithmetic/MovingFinalGap.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

The polynomial bulk scale leaves a strict final overlap margin

  1. theorem OAI.Ostmann.eventually_polynomial_scale_log_margin line 13

    Source documentation

    At the manuscript's scale z = k^4, every fixed logarithmic cost is smaller than any fixed positive multiple of log (2^k).

    theorem eventually_polynomial_scale_log_margin (B C δ : ℝ) (hδ : 0 < δ) :
        ∀ᶠ k : ℕ in atTop,
          B + C * Real.log ((k : ℝ) ^ 4) < δ * Real.log ((2 : ℝ) ^ k) := by
    …
  2. theorem OAI.Ostmann.eventually_moving_final_gap line 31

    Source documentation

    The 3/4 bad-arrangement saving dominates the 2/5 cutoff exponent, with the full base-gap and fixed logarithmic costs of (9.8).

    theorem eventually_moving_final_gap (Bs BD Bz C B : ℝ) :
        ∀ᶠ k : ℕ in atTop,
          BD + 2 * Bs + (Bz + 16) * Real.log ((k : ℝ) ^ 4) + C + 2 * B + 2 <
            (7 / 20 : ℝ) * Real.log ((2 : ℝ) ^ k) := by
    …