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Anderson4D.Continuum.PrimitiveEndpointScaling

Scaling ledger for the endpoint-preserving R-51 estimate #

This file converts the natural dyadic logarithm and the compatible periodic mesh in PrimitiveEndpointPeriodic to the real logarithm and covariance scale occurring in Proposition 4.1.

The dyadic logarithm occurring in the endpoint Hepp-tree estimate.

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    theorem Anderson4D.inv_le_eight_mul_compatiblePeriod {ε : ℝ} (hε : 0 < ε) {q : ℕ} (hqε : ↑q = compatibleCellCount ε) :
    ε⁻¹ ≤ ↑(4 * (2 * q))

    The reciprocal covariance scale is below the compatible period count, and hence below the enlarged dyadic carrier used by R-51.

    theorem Anderson4D.abs_log_le_primitiveDyadicPeriodLog {ε : ℝ} (hε : 0 < ε) (hε1 : ε ≤ 1) {q : ℕ} (hqε : ↑q = compatibleCellCount ε) :

    The real logarithmic scale is bounded above by the natural dyadic logarithm selected by the compatible period.

    theorem Anderson4D.primitiveDyadicPeriodLog_le_hundred_abs_log {ε : ℝ} (hε : 0 < ε) (hε1 : ε ≤ 1) (hlogLarge : 2 ≤ |Real.log ε|) {q : ℕ} (hqε : ↑q = compatibleCellCount ε) :

    A coarse upper comparison in the small-scale regime used below.

    The deliberately generous factor 100 absorbs the harmless ceiling and torus-period constants already when 2 ≤ |log ε|. This weaker threshold is essential at the public Proposition 4.1 boundary: together with 2 ≤ n and n ≤ |log ε|, it covers every order up to the paper's truncation ⌊|log ε|⌋.

    theorem Anderson4D.order_le_primitiveDyadicPeriodLog {ε : ℝ} (hε : 0 < ε) (hε1 : ε ≤ 1) {n q : ℕ} (_hn : 1 ≤ n) (horder : ↑n ≤ |Real.log ε|) (hqε : ↑q = compatibleCellCount ε) :

    Up to the paper's full truncation window n ≤ |log ε|, the R-51 hypothesis is available with the fixed natural constant K = 1.

    Exponential absorption of the Hepp-tree coefficient #

    theorem Anderson4D.real_natCast_sq_le_four_pow (n : ℕ) (hn : 2 ≤ n) :
    ↑n ^ 2 ≤ 4 ^ n
    theorem Anderson4D.two_le_two_pow (n : ℕ) (hn : 1 ≤ n) :
    2 ≤ 2 ^ n

    A single fixed base which absorbs every non-logarithmic factor in primitiveEndpointUniformCoefficient C M n 1.

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      The full endpoint coefficient is one exponential times the exact L^(n-2) critical logarithmic power.

      Simplifying the periodic endpoint bound #

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        Fixed exponential base for the purely discrete and endpoint-geometric part of R-51.

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          theorem Anderson4D.primitiveR51GlobalDecayBound_le_exponential {C : ℝ} (hC : 0 ≤ C) {n q : ℕ} (hn : 2 ≤ n) (δ R : ℝ) (z w : T4) :

          R-51 after all fixed combinatorial factors have been absorbed into one exponential. The only order-dependent remainder is the critical L^(n-2) factor.

          Compatible-mesh cancellations #

          theorem Anderson4D.compatibleMesh_invFour_cancel {ε : ℝ} (hε : 0 < ε) (n : ℕ) :
          (ε⁻¹ ^ 4) ^ n * compatibleMeshSize ε ^ (4 * n) ≤ 1
          theorem Anderson4D.compatibleMesh_invEndpointSq_le {ε : ℝ} (hε : 0 < ε) (hε1 : ε ≤ 1) (z w : T4) :
          (torusDistSq (z - w) + compatibleMeshSize ε ^ 2)⁻¹ ^ 2 ≤ 16 * (torusDistSq (z - w) + ε ^ 2)⁻¹ ^ 2

          Replacing the compatible mesh by the covariance scale costs at most 16 in the inserted endpoint decay.

          theorem Anderson4D.compatibleMesh_invEndpointCube_le {ε : ℝ} (hε : 0 < ε) (hε1 : ε ≤ 1) (z w : T4) :
          (torusDistSq (z - w) + ε ^ 2)⁻¹ * (torusDistSq (z - w) + compatibleMeshSize ε ^ 2)⁻¹ ^ 2 ≤ 16 * (torusDistSq (z - w) + ε ^ 2)⁻¹ ^ 3

          The same comparison with one additional endpoint factor, as needed for the ordinary (non-inserted) kernel.

          Covariance and cell-volume power ledger #

          theorem Anderson4D.fixed_mul_pow_sub_le_pow {c a : ℝ} (hc : 0 ≤ c) (ha : 0 ≤ a) (m n k : ℕ) (hn : 1 ≤ n) :
          c * a ^ (m * n - k) ≤ ((1 + c) * (1 + a) ^ m) ^ n

          A fixed nonnegative multiplier and a power with a bounded exponent deficit are absorbed into one exponential base.

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            noncomputable def Anderson4D.primitiveR51CellCoreBase (Ccell R : ℝ) :

            Exponential base absorbing both cellwise analytic branches.

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              theorem Anderson4D.primitiveR51CellCoreBase_pos {Ccell R : ℝ} (hCcell : 0 < Ccell) (hR : 0 < R) :
              theorem Anderson4D.primitiveR51CellCoefficients_le {Ccell R δ : ℝ} (hCcell : 0 < Ccell) (hR : 0 < R) (n : ℕ) (hn : 2 ≤ n) :
              have farCoeff := (12 + 32 * R ^ 2) * (Ccell * (R ^ 2 + R ^ 4)) ^ (2 * n - 2) * terminalRadiusFactor R * δ ^ (4 * n - 4); have nearCoeff := (12 + 32 * R ^ 2) * (Ccell * cellChainRadiusFactor R) ^ (2 * n - 3) * δ ^ (4 * n - 4); farCoeff + nearCoeff ≤ primitiveR51CellCoreBase Ccell R ^ n * δ ^ (4 * n - 4)

              Both branches of the cellwise R-51 estimate share the exact δ^(4n-4) factor and have a uniform exponential coefficient.

              noncomputable def Anderson4D.primitiveR51AnalyticBase (Ccov Ccell R : ℝ) :

              Covariance scaling and cell volume cancel exactly at the compatible mesh, leaving only one fixed exponential.

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                theorem Anderson4D.primitiveR51AnalyticBase_pos {Ccov Ccell R : ℝ} (hCcov : 0 < Ccov) (hCcell : 0 < Ccell) (hR : 0 < R) :
                theorem Anderson4D.primitiveR51AnalyticLedger_le {Ccov Ccell : ℝ} (hCcov : 0 < Ccov) (hCcell : 0 < Ccell) {ε R : ℝ} (hε : 0 < ε) (hR : 0 < R) (n : ℕ) (hn : 2 ≤ n) :
                have δ := compatibleMeshSize ε; have farCoeff := (12 + 32 * R ^ 2) * (Ccell * (R ^ 2 + R ^ 4)) ^ (2 * n - 2) * terminalRadiusFactor R * δ ^ (4 * n - 4); have nearCoeff := (12 + 32 * R ^ 2) * (Ccell * cellChainRadiusFactor R) ^ (2 * n - 3) * δ ^ (4 * n - 4); have Q := (ε⁻¹ ^ dim * Ccov) ^ n; Q * (farCoeff + nearCoeff) * δ ^ 4 ≤ primitiveR51AnalyticBase Ccov Ccell R ^ n

                Coupling and logarithmic power cancellation #

                theorem Anderson4D.lamEps_mul_primitiveDyadicPeriodLog_pow_le {lam ε : ℝ} (hlam : 0 < lam) (hε : 0 < ε) (hε1 : ε ≤ 1) (hlogLarge : 2 ≤ |Real.log ε|) {q : ℕ} (hqε : ↑q = compatibleCellCount ε) (n : ℕ) (hn : 2 ≤ n) :
                lamEps lam ε ^ (2 * n) * ↑(primitiveDyadicPeriodLog q) ^ (n - 2) ≤ (100 * lam) ^ (2 * n) / |Real.log ε| ^ 2

                The n coupling factors cancel all but two powers of the logarithm after the critical R-51 factor L^(n-2) is inserted. The fixed factor 100 absorbs the comparison between the natural dyadic logarithm and |log ε| throughout the full paper truncation window.

                Final exponential base #

                noncomputable def Anderson4D.primitiveR51TotalBase (C Ccov Ccell R : ℝ) :

                One fixed base absorbing the analytic, combinatorial, and endpoint comparison constants in the higher-order branch of Proposition 4.1.

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                  theorem Anderson4D.primitiveR51TotalBase_pos {C Ccov Ccell R : ℝ} (hC : 0 ≤ C) (hCcov : 0 < Ccov) (hCcell : 0 < Ccell) (hR : 0 < R) :
                  0 < primitiveR51TotalBase C Ccov Ccell R
                  theorem Anderson4D.primitiveR51FixedFactors_le_totalBase {C Ccov Ccell R lam : ℝ} (hC : 0 ≤ C) (hCcov : 0 < Ccov) (hCcell : 0 < Ccell) (hR : 0 < R) (hlam : 0 < lam) (n : ℕ) (hn : 2 ≤ n) :
                  16 * (100 * lam) ^ (2 * n) * primitiveR51AnalyticBase Ccov Ccell R ^ n * primitiveR51ExponentialBase C R ^ n ≤ (primitiveR51TotalBase C Ccov Ccell R * lam) ^ (2 * n)

                  The factor 16 in the compatible-mesh endpoint comparison and the two fixed exponential bases are all absorbed into primitiveR51TotalBase^(2n).

                  theorem Anderson4D.primitiveR51ScaledAnalyticDecay_le {C Ccov Ccell : ℝ} (hC : 0 ≤ C) (hCcov : 0 < Ccov) (hCcell : 0 < Ccell) {lam ε R : ℝ} (hlam : 0 < lam) (hε : 0 < ε) (hε1 : ε ≤ 1) (hR : 0 < R) (hlogLarge : 2 ≤ |Real.log ε|) {q : ℕ} (hqε : ↑q = compatibleCellCount ε) (n : ℕ) (hn : 2 ≤ n) (z w : T4) :
                  have δ := compatibleMeshSize ε; have farCoeff := (12 + 32 * R ^ 2) * (Ccell * (R ^ 2 + R ^ 4)) ^ (2 * n - 2) * terminalRadiusFactor R * δ ^ (4 * n - 4); have nearCoeff := (12 + 32 * R ^ 2) * (Ccell * cellChainRadiusFactor R) ^ (2 * n - 3) * δ ^ (4 * n - 4); have Q := (ε⁻¹ ^ dim * Ccov) ^ n; lamEps lam ε ^ (2 * n) * (Q * (farCoeff + nearCoeff) * primitiveR51GlobalDecayBound C n q 1 δ R z w) ≤ (primitiveR51TotalBase C Ccov Ccell R * lam) ^ (2 * n) * (1 / |Real.log ε| ^ 2) * (torusDistSq (z - w) + ε ^ 2)⁻¹ ^ 2

                  Complete real-valued scaling ledger for the endpoint-preserving R-51 bound. This is the point where the cell scale, covariance scale, critical dyadic logarithm, coupling, and endpoint comparison are all simultaneously discharged.