OAI/Algebra/DepthFive/PairingSourceAverage.lean

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The canonical finite source sum enters the normalized relaxed pairing bound with exactly one source dimension and no assumed occupation estimate.

  1. theorem OAI.Problem335.MomentPairing.bidegree_source_average_eq_occupationPathMean line 18
  2. theorem OAI.Problem335.MomentPairing.sum_bidegree_source_local_moments_le line 39

    Source documentation

    Concrete source reindexing, finite occupation comparison, normalization, and relaxation. In particular, the source cardinality occurs only once.

    theorem sum_bidegree_source_local_moments_le
        (side : Fin (L + 1) → Bool)
        [Nonempty {v : Fin (L + 1) × (γ × γ) // side v.1 = true}]
        [Nonempty {v : Fin (L + 1) × (γ × γ) // ¬ side v.1 = true}]
        (a b : ℕ) (ha : 0 < a)
        [Fintype {d : (Fin (L + 1) × (γ × γ)) →₀ ℕ //
          Finsupp.weight (bidegreeWeight (fun v => side v.1)) d = (a, b)}]
        (endpoint : γ) :
        (∑ d : {d : (Fin (L + 1) × (γ × γ)) →₀ ℕ //
            Finsupp.weight (bidegreeWeight (fun v => side v.1)) d = (a, b)},
          ∑ x : {x : Fin L → Labels γ // Compatible endpoint x},
            ∏ t, LocalMoments.localPolynomial (side t) (fun y => d.val (t, y))
    …

    Mentions: OAI.Problem335.bidegreeWeight, OAI.Problem335.MomentPairing.Compatible, OAI.Problem335.LocalMoments.localPolynomial