OAI/Probability/GammaPassage/AnalyticSpecialization.lean

GitHub source file

4 declarations, 0 contain sorry, 0 declared as axioms

  1. def OAI.GammaFPP.Analytic.NoCornerWedge line 10

    Source documentation

    The slope wedge used by the manuscript's probabilistic argument.

    def NoCornerWedge (μ : Plane → ℝ) : Prop :=
    …
  2. theorem OAI.GammaFPP.Analytic.differentiable_away_of_noCornerWedge line 17

    Source documentation

    Coordinate-swap symmetry and norm homogeneity extend absence of corners on the slope wedge to differentiability at every nonzero vector.

    theorem differentiable_away_of_noCornerWedge (μ : Plane → ℝ)
        (hμ : TimeConstantNorm μ) (hswap : ∀ v, μ (swapPlane v)=μ v)
        (hnc : NoCornerWedge μ) : DifferentiableAwayFromOrigin μ := by
    …

    Mentions: OAI.GammaFPP.Analytic.swapPlane, OAI.GammaFPP.Analytic.NoCornerWedge

  3. theorem OAI.GammaFPP.Analytic.gammaMeanNorm_analytic_of_noCorner line 54

    Source documentation

    Absence of corners on the slope wedge gives differentiability and regular boundary charts for the Gamma mean norm.

    theorem gammaMeanNorm_analytic_of_noCorner
        (h : GammaEnvironment shape rate P τ) (hs : 0 < shape) (hr : 0 < rate)
        (hnc : NoCornerWedge (gammaMeanNorm h hs hr)) :
        DifferentiableAwayFromOrigin (gammaMeanNorm h hs hr) ∧
          ∀ v ∈ frontier {z | gammaMeanNorm h hs hr z ≤ 1},
            GammaFPP.HasC1CurveChart (frontier {z | gammaMeanNorm h hs hr z ≤ 1}) v := by
    …

    Mentions: OAI.GammaFPP.GammaEnvironment, OAI.GammaFPP.Analytic.NoCornerWedge, OAI.GammaFPP.gammaMeanNorm, OAI.GammaFPP.HasC1CurveChart

  4. theorem OAI.GammaFPP.Analytic.gammaMeanNorm_target_conjunction_of_inputs line 66

    Source documentation

    A time-constant property and absence of corners on the slope wedge identify the Gamma mean norm as a differentiable limit norm with regular boundary charts.

    theorem gammaMeanNorm_target_conjunction_of_inputs
        (h : GammaEnvironment shape rate P τ) (hs : 0 < shape) (hr : 0 < rate)
        (ht : IsTimeConstant P τ (gammaMeanNorm h hs hr))
        (hnc : NoCornerWedge (gammaMeanNorm h hs hr)) :
        ∃ μ : Plane → ℝ, TimeConstantNorm μ ∧ IsTimeConstant P τ μ ∧
          DifferentiableAwayFromOrigin μ ∧
          ∀ v ∈ frontier {z | μ z ≤ 1},
            GammaFPP.HasC1CurveChart (frontier {z | μ z ≤ 1}) v := by
    …

    Mentions: OAI.GammaFPP.GammaEnvironment, OAI.GammaFPP.gammaMeanNorm, OAI.GammaFPP.Analytic.NoCornerWedge, OAI.GammaFPP.HasC1CurveChart