OAI/NumberTheory/TotientAsymptotic/CollisionLogBudget.lean

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2 declarations, 0 contain sorry, 0 declared as axioms

Logarithmic normality losses are smaller than the final collision band.

  1. lemma OAI.TotientAsymptotic.ford_band_log_upper line 13
  2. theorem OAI.TotientAsymptotic.collision_log_loss_small line 52

    Source documentation

    The loss of one plus the logarithm of the normality factor is uniformly absorbed by one percent of the smallest retained collision band.

    theorem collision_log_loss_small : ∀ᶠ H : ℕ in atTop, ∀ᶠ x : ℝ in atTop,
        ∀ i ≤ R x H, ∀ y : ℝ, 0 < B y → B y ≤ 2*fordBandScale x i →
        1+Real.log (3*B y) ≤ (1/100 : ℝ)*bandScale x (collisionLastIndex x i) := by
    …

    Mentions: OAI.TotientAsymptotic.R, OAI.TotientAsymptotic.B, OAI.TotientAsymptotic.fordBandScale, OAI.TotientAsymptotic.bandScale, OAI.TotientAsymptotic.collisionLastIndex