Pk Bounds Unconditional P8 #
Part of the Caffarelli–Kohn–Nirenberg partial regularity proof.
theorem
CKN.pressureP8_bound
{Ω : Set Foundation.Parabolic.Vec3}
{I : Set ℝ}
{q : ℝ}
{u : Foundation.Parabolic.ParabolicPoint → Foundation.Parabolic.Vec3}
{Du : Foundation.Parabolic.ParabolicPoint → Fin 3 → Foundation.Parabolic.Vec3}
{p : Foundation.Parabolic.ParabolicPoint → ℝ}
{f : Foundation.Parabolic.ParabolicPoint → Foundation.Parabolic.Vec3}
(hsol : IsSuitableWeakSolutionIntegrable Ω I q u Du p f)
{z : Foundation.Parabolic.ParabolicPoint}
{ρ r : ℝ}
(hρ : 0 < ρ)
(hr : 0 < r)
(hhalf : r ≤ ρ / 2)
(hsub : closure (Foundation.Parabolic.parabolicCylinder z.1 z.2 ρ) ⊆ spaceTimeSet Ω I)
:
ENNReal.ofReal (r ^ (-4 / 3)) * MeasureTheory.eLpNorm'
(fun (w : Foundation.Parabolic.ParabolicPoint) => pressureP8 (mollifiedBallCutoff z.1 hρ) f w.2 w.1) (3 / 2)
(MeasureTheory.volume.restrict (Foundation.Parabolic.parabolicCylinder z.1 z.2 r)) ≤ ENNReal.ofReal (pressureP13Constant q * (r / ρ) * lambda q f z ρ)