OAI/GroupTheory/PolycyclicRecognition/Geometry/CartanPolarSourceFrames.lean

GitHub source file

3 declarations, 0 contain sorry, 0 declared as axioms

Actual linked frames on the counted polar source cell

  1. abbrev OAI.PolycyclicRecognition.CartanWordModel.PolarTiledSamplerData.LinkedSource line 80

    Source documentation

    The linked frames on this exact source cell.

    abbrev PolarTiledSamplerData.LinkedSource :=
    …
  2. theorem OAI.PolycyclicRecognition.CartanWordModel.PolarTiledSamplerData.source_section_rightInverse line 91

    Source documentation

    The section kept by the counted source sampler is a right inverse of its actual quotient homomorphism.

    theorem PolarTiledSamplerData.source_section_rightInverse
        (hchartN : ∀ v, chartN v = F.ExpN v) :
        ∀ q, D.maps.quotient (σ q) = q := by
    …
  3. theorem OAI.PolycyclicRecognition.CartanWordModel.PolarTiledSamplerData.nonempty_linkedSource line 110

    Source documentation

    The prescribed polar sampler and original neighboring boxes construct all linked source frames, including their exact counted tile endpoints.

    theorem PolarTiledSamplerData.nonempty_linkedSource
        (hε : 0 ≤ ε)
        (hbijN : Function.Bijective F.ExpN)
        (hchartN : ∀ v, chartN v = F.ExpN v)
        (haarN : NilpotentExponentialHaarInput F.N.modelSpace F.N.carrier)
        (dynkinN : NilpotentDynkinExpansionInput F.N.modelSpace F.N.carrier)
        {Eall : Set W} (hEall : IsCompact Eall) (hne : Eall.Nonempty)
        (γ : M.Bases)
        (hγ : IsMaximizingColumnBasis (wordListCoordinates M.letter M.wordList bN)
          (M.boxCost T hunimod eW Eall) γ.val)
        (w : W) (hBE : (fun z => z + w) '' normalizedPolarTemplates K ε 1 ⊆ Eall)
        (hw : ∀ i, 0 ≤ (M.supportIn T hunimod eW).weightSupport Eall i)
    …

    Mentions: OAI.PolycyclicRecognition.NilpotentExponentialHaarInput, OAI.PolycyclicRecognition.NilpotentDynkinExpansionInput, OAI.PolycyclicRecognition.IsMaximizingColumnBasis, OAI.PolycyclicRecognition.wordListCoordinates, OAI.PolycyclicRecognition.normalizedPolarTemplates