OAI/Analysis/KadisonKastler/TracialModularResolution.lean

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Tracial specialization of the constructed modular operators

For a tracial vector state the group is the identity on a dense algebra orbit. Its normalization clause is therefore unconditional. The polar conjugation acts by adjoint and gives the right multiplication operators.

  1. theorem OAI.KadisonKastler.tomitaPolarConjugation_tracial line 26

    Source documentation

    The polar conjugation is adjoint on every tracial algebra vector.

    theorem tomitaPolarConjugation_tracial (a : Algebra M) :
        tomitaPolarConjugation J Ω hsep hcyc (a.val Ω) = star a.val Ω :=
    …

    Mentions: OAI.KadisonKastler.Algebra, OAI.KadisonKastler.tomitaPolarConjugation

  2. theorem OAI.KadisonKastler.tomitaPolarConjugation_right_action line 31

    Source documentation

    In the tracial case the conjugate left action is right multiplication.

    theorem tomitaPolarConjugation_right_action (a b : Algebra M) :
        conjugationOperator (tomitaPolarConjugation J Ω hsep hcyc) a.val (b.val Ω) =
          (b.val * star a.val) Ω := by
    …

    Mentions: OAI.KadisonKastler.Algebra, OAI.KadisonKastler.conjugationOperator, OAI.KadisonKastler.tomitaPolarConjugation

  3. theorem OAI.KadisonKastler.tomitaPolarConjugation_tracial_mem_commutant line 43

    Source documentation

    These right actions commute with the entire represented algebra.

    theorem tomitaPolarConjugation_tracial_mem_commutant (a : Algebra M) :
        conjugationOperator (tomitaPolarConjugation J Ω hsep hcyc) a.val ∈ M.commutant := by
    …

    Mentions: OAI.KadisonKastler.Algebra, OAI.KadisonKastler.conjugationOperator, OAI.KadisonKastler.tomitaPolarConjugation

  4. theorem OAI.KadisonKastler.modularStrongGroup_tracial line 65

    Source documentation

    A faithful tracial cyclic representation has the trivial modular group.

    theorem modularStrongGroup_tracial (t : Multiplicative ℝ) :
        modularStrongGroup J Ω hsep hcyc t = 1 := by
    …

    Mentions: OAI.KadisonKastler.modularStrongGroup

  5. def OAI.KadisonKastler.tracialModularSpectralResolution line 77