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LeanPool.CaffarelliKohnNirenberg.Leray.LerayAssemblyMomentum

Leray Assembly Momentum #

Supporting estimates for the Navier–Stokes development.

theorem CKN.Leray.lerayAssembly_momentum_four_terms {α : Type u_1} [MeasurableSpace α] (μ : MeasureTheory.Measure α) (A B C P : ℕ → α → ℝ) (a b c p : α → ℝ) (hA : ∀ (n : ℕ), MeasureTheory.Integrable (A n) μ) (hB : ∀ (n : ℕ), MeasureTheory.Integrable (B n) μ) (hC : ∀ (n : ℕ), MeasureTheory.Integrable (C n) μ) (hP : ∀ (n : ℕ), MeasureTheory.Integrable (P n) μ) (ha : MeasureTheory.Integrable a μ) (hb : MeasureTheory.Integrable b μ) (hc : MeasureTheory.Integrable c μ) (hp : MeasureTheory.Integrable p μ) (hAc : Filter.Tendsto (fun (n : ℕ) => ∫ (x : α), A n x ∂μ) Filter.atTop (nhds (∫ (x : α), a x ∂μ))) (hBc : Filter.Tendsto (fun (n : ℕ) => ∫ (x : α), B n x ∂μ) Filter.atTop (nhds (∫ (x : α), b x ∂μ))) (hCc : Filter.Tendsto (fun (n : ℕ) => ∫ (x : α), C n x ∂μ) Filter.atTop (nhds (∫ (x : α), c x ∂μ))) (hPc : Filter.Tendsto (fun (n : ℕ) => ∫ (x : α), P n x ∂μ) Filter.atTop (nhds (∫ (x : α), p x ∂μ))) (hreg : ∀ (n : ℕ), ∫ (x : α), -A n x - B n x + C n x - P n x ∂μ = 0) :
∫ (x : α), -a x - b x + c x - p x ∂μ = 0

The four terms of the regularized momentum identity pass to their limits separately.