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20152025
most citedTime optimal observability for Grushin Schrödinger equation

19 citations · 69 across the 23 of their papers we have counts for

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Showing 2020Show all

5 papers · 1 filter

math.AP2020★ 9 cited

Refined probabilistic global well-posedness for the weakly dispersive NLS

Chenmin Sun, Nikolay Tzvetkov

We continue our study of the cubic fractional NLS with very weak dispersion and data distributed according to the Gibbs measure. We construct the natural strong solutions for…

math.AP2020★ 1 cited

Decays rates for Kelvin-Voigt damped wave equations II: the geometric control condition

Nicolas Burq, Chenmin Sun

We study in this article decay rates for Kelvin-Voigt damped wave equations under a geometric control condition. We prove that when the damping coefficient is sufficiently smooth (…

math.AP2020★ 13 cited

Observability of Baouendi-Grushin-Type Equations Through Resolvent Estimates

Cyril Letrouit, Chenmin Sun

In this article, we study the observability (or, equivalently, the controllability) of some subelliptic evolution equations depending on their step. This sheds light on the speed o…

math.AP2020

Decay for the Kelvin-Voigt damped wave equation: Piecewise smooth damping

Nicolas Burq, Chenmin Sun

We study the energy decay rate of the Kelvin-Voigt damped wave equation with piecewise smooth damping on the multi-dimensional domain. Under suitable geometric assumptions on the s…

math.AP2020★ 2 cited

Concerning the pathological set in the context of probabilistic well-posedness

Chenmin Sun, Nikolay Tzvetkov

We prove a complementary result to the probabilistic well-posedness for the nonlinear wave equation. More precisely, we show that there is a dense set of the Sobolev space of s…