OAI/Analysis/KadisonKastler/ExpectedModelStability.lean

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Uniform stability using the actual expected matrix models

Expected matrix models supply the modular preparation data. The second model supplies its normalized cyclic separating vector.

  1. theorem OAI.KadisonKastler.uniform_expected_models_typeIII1_stability line 20

    Source documentation

    The expected-matrix-model formulation keeps the tolerance independent of both models and all represented algebras.

    theorem uniform_expected_models_typeIII1_stability
        (h : ModularCorePublishedInputs.{u})
        (hModular : PublishedModularSpectralResolution.{u})
        {ε : ℝ} (hε : 0 < ε) :
        ∃ δ : ℝ, 0 < δ ∧
          ∀ (H : Type u) [NormedAddCommGroup H] [InnerProductSpace ℂ H]
            [CompleteSpace H] [Nontrivial H] [TopologicalSpace.SeparableSpace H],
          ∀ (M N : VonNeumannAlgebra H), TypeIII1Factor M → TypeIII1Factor N →
          ExpectedMatrixSubfactorModel M → ExpectedMatrixSubfactorModel N →
          ∀ γ : ℝ, 0 < γ → γ < δ → kkDistance M N < γ →
            MatrixNearInclusion M N γ → MatrixNearInclusion N M γ → NearConjugacy M N ε := by
    …

    Mentions: OAI.KadisonKastler.TypeIII1Factor, OAI.KadisonKastler.ExpectedMatrixSubfactorModel, OAI.KadisonKastler.kkDistance, OAI.KadisonKastler.MatrixNearInclusion, OAI.KadisonKastler.NearConjugacy