Blowup Riesz Far Bound #
Pressure reconstruction and convergence bounds for the rescaled sequence.
theorem
ESS.blowup_rieszPressure_exterior_mass_bound :
∃ C < ⊤,
∀ (F : Fin 3 → Fin 3 → CKN.Foundation.Parabolic.Vec3 × ℝ → ℝ)
(hF : ∀ (i j : Fin 3), MeasureTheory.MemLp (F i j) (ENNReal.ofReal (3 / 2)) MeasureTheory.volume) (L R a b M : ℝ),
0 < L →
0 < R →
R ≤ 3 * L / 4 →
a < b →
(∀ (i j : Fin 3) (z : CKN.Foundation.Parabolic.Vec3 × ℝ), z.1 ∈ CKN.euclideanBall 0 L → F i j z = 0) →
(∀ᵐ (t : ℝ) ∂MeasureTheory.volume.restrict (Set.Ioo a b), ∀ (i j : Fin 3),
MeasureTheory.lpNorm (fun (x : CKN.Foundation.Parabolic.Vec3) => F i j (x, t))
(ENNReal.ofReal (3 / 2)) MeasureTheory.volume ≤ M) →
∫⁻ (z : CKN.Vec 3 × ℝ), ENNReal.ofReal
|CKN.Leray.rieszPressureSpaceTime (3 / 2) blowup_rieszPressure_exterior_mass_bound._proof_1 F hF
z| ^ (3 /
2) ∂(MeasureTheory.volume.restrict (CKN.euclideanBall 0 R)).prod
(MeasureTheory.volume.restrict (Set.Ioo a b)) ≤ MeasureTheory.volume (Set.Ioo a b) * (C * ENNReal.ofReal (L ^ 2)⁻¹ * ENNReal.ofReal
(CKN.Leray.rieszPressureOperatorBound (3 / 2)
blowup_rieszPressure_exterior_mass_bound._proof_1 * (9 * M)) * MeasureTheory.volume (CKN.euclideanBall 0 R) ^ (2 / 3)) ^ (3 / 2)
Exterior support and a uniform tensor-slice bound give the quantitative far-field pressure estimate on a bounded past cylinder.