OAI/Probability/SLE/Multipoint/MultipointGeometry.lean

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5 declarations, 0 contain sorry, 0 declared as axioms

Geometric decay of the multipoint interaction follows from the univalent disk growth inequality in Duren, Univalent Functions (1983), Section 2.3.

  1. def OAI.SLEExactGauge.PublishedDiskUnivalentGrowth line 14
  2. lemma OAI.SLEExactGauge.Multipoint.neg_log_sq_le_radius_ratio line 23

    Source documentation

    The hyperbolic interaction is bounded by the square root of the ratio of conformal radius to point separation.

    lemma neg_log_sq_le_radius_ratio {ρ R D : ℝ}
        (hρ : 0 < ρ) (hρ1 : ρ < 1) (hD : 0 < D)
        (hgrowth : D ≤ R*ρ/(1-ρ)^2) : (-Real.log ρ)^2 ≤ R/D := by
    …
  3. lemma OAI.SLEExactGauge.Multipoint.interaction_decay_of_growth line 60
  4. theorem OAI.SLEExactGauge.Multipoint.disk_interaction_decay line 79

    Source documentation

    A physical disk uniformization supplies the growth hypothesis used above. No derivative of the original half-plane map is bounded.

    theorem disk_interaction_decay (hgrowth : PublishedDiskUnivalentGrowth)
        (f : ℂ → ℂ) (hf : DifferentiableOn ℂ f (ball 0 1))
        (hinj : InjOn f (ball 0 1)) (z : ℂ) (hz : z ∈ ball (0 : ℂ) 1)
        (hz0 : z ≠ 0) (b a u : ℝ) (hb : b ≤ ‖f z-f 0‖)
        (hradius : ‖deriv f 0‖ = b*Real.exp (-2*a*u)) :
        -Real.log ‖z‖ ≤ Real.exp (-a*u) := by
    …

    Mentions: OAI.SLEExactGauge.PublishedDiskUnivalentGrowth

  5. lemma OAI.SLEExactGauge.Multipoint.interaction_decay_max line 93