Blowup Riesz Time Local #
Pressure reconstruction and convergence bounds for the rescaled sequence.
theorem
ESS.blowup_rieszPressureSpaceTime_time_indicator_ae
(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)
(J : Set ℝ)
(hJ : MeasurableSet J)
:
let S := Set.univ ×ˢ J;
let G := fun (i j : Fin 3) => S.indicator (F i j);
have hG := ⋯;
S.indicator
(CKN.Leray.rieszPressureSpaceTime (3 / 2) blowup_rieszPressureSpaceTime_time_indicator_ae._proof_1 F
hF) =ᵐ[MeasureTheory.volume]
S.indicator (CKN.Leray.rieszPressureSpaceTime (3 / 2) blowup_rieszPressureSpaceTime_time_indicator_ae._proof_1 G hG)
Restricting a tensor to a measurable time set does not change its Riesz pressure on that set, as a space-time almost-everywhere identity.