OAI/Analysis/KadisonSimilarity/FreeProduct/DenseWordIdentification.lean

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Normalize a tensor-word endpoint and identify the completed column from dense vectors.

  1. theorem OAI.KadisonSimilarity.repeatedWordInclusion_eq_of_dense line 23

    Source documentation

    Equality on the dense algebra vectors identifies a normalized word column. The unnormalized endpoint is the one occurring in the raw formula.

    theorem repeatedWordInclusion_eq_of_dense
        (U : OrthogonalWordLevels (MultiplicityWordSpace J E F) H)
        (n : ℕ) (R : K →ₗᵢ[ℂ] J n) (e : E) (r : F) (c : ℂ)
        (he : ‖c • e‖ = 1) (hr : ‖r‖ = 1)
        (L : K →ₗᵢ[ℂ] H) (VA : B → K) (hdense : DenseRange VA)
        (hword : ∀ b, L (VA b) = c • U.inclusion n
          (hilbertTensorInsert (R (VA b)) (endpointWord e (fun _ : Fin n => r)))) :
        repeatedWordInclusion U n R (c • e) r he hr = L := by
    …

    Mentions: OAI.KadisonSimilarity.OrthogonalWordLevels, OAI.KadisonSimilarity.MultiplicityWordSpace, OAI.KadisonSimilarity.hilbertTensorInsert, OAI.KadisonSimilarity.endpointWord, OAI.KadisonSimilarity.repeatedWordInclusion