Transport of Zhou's compact-dual detector estimate to the raw Pontryagin-dual carrier used by the generic split-extension criterion. Paper: §4.
@[reducible, inline]
The Raw construction used in the Connes rigidity formalization.
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The rawToPaper construction used in the Connes rigidity formalization.
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The type-tag equivalence is measurable for the transported Borel models. Paper: §3.
noncomputable def
Connes.PaperSpectralDetectorBridge.paperMeasureOfRaw
(μ : MeasureTheory.ProbabilityMeasure Raw)
:
The paperMeasureOfRaw construction used in the Connes rigidity formalization.
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theorem
Connes.PaperSpectralDetectorBridge.raw_action_to_paper
{H : CountableDiscreteGroup}
(action : H.Carrier →* Multiplicative (AddAut Construction.PaperKernel.D))
(h : H.Carrier)
(χ : Raw)
:
rawToPaper (dualCharacterAction action h χ) = PaperChartMeasure.paperDualCharacterAction action h (rawToPaper χ)
theorem
Connes.PaperSpectralDetectorBridge.paper_measure_invariant_of_raw
{H : CountableDiscreteGroup}
(action : H.Carrier →* Multiplicative (AddAut Construction.PaperKernel.D))
(μ : MeasureTheory.ProbabilityMeasure Raw)
(hinv : IsInvariantSpectralMeasure action μ)
: