Inviscid damping and the asymptotic stability of planar shear flows in the 2D Euler equations
J Bedrossian, N Masmoudi - Publications mathématiques de l'IHÉS, 2015 - Springer
We prove asymptotic stability of shear flows close to the planar Couette flow in the 2D
inviscid Euler equations on T× R. That is, given an initial perturbation of the Couette flow …
inviscid Euler equations on T× R. That is, given an initial perturbation of the Couette flow …
Data-driven spectral decomposition and forecasting of ergodic dynamical systems
D Giannakis - Applied and Computational Harmonic Analysis, 2019 - Elsevier
We develop a framework for dimension reduction, mode decomposition, and nonparametric
forecasting of data generated by ergodic dynamical systems. This framework is based on a …
forecasting of data generated by ergodic dynamical systems. This framework is based on a …
High mode transport noise improves vorticity blow-up control in 3D Navier–Stokes equations
F Flandoli, D Luo - Probability Theory and Related Fields, 2021 - Springer
The paper is concerned with the problem of regularization by noise of 3D Navier–Stokes
equations. As opposed to several attempts made with additive noise which remained …
equations. As opposed to several attempts made with additive noise which remained …
Delayed blow-up by transport noise
F Flandoli, L Galeati, D Luo - Communications in Partial Differential …, 2021 - Taylor & Francis
For some deterministic nonlinear PDEs on the torus whose solutions may blow up in finite
time, we show that, under suitable conditions on the nonlinear term, the blow-up is delayed …
time, we show that, under suitable conditions on the nonlinear term, the blow-up is delayed …
[HTML][HTML] Linear inviscid damping and enhanced dissipation for the Kolmogorov flow
D Wei, Z Zhang, W Zhao - Advances in Mathematics, 2020 - Elsevier
In this paper, we prove the linear inviscid damping and vorticity depletion phenomena for the
linearized Euler equations around the Kolmogorov flow. These results confirm Bouchet and …
linearized Euler equations around the Kolmogorov flow. These results confirm Bouchet and …
Small-mass solutions in the two-dimensional Keller--Segel system coupled to the Navier--Stokes equations
M Winkler - SIAM Journal on Mathematical Analysis, 2020 - SIAM
The fully parabolic Keller--Segel system is coupled to the incompressible Navier--Stokes
equations through transport and buoyancy. It is shown that when posed with no-flux/no …
equations through transport and buoyancy. It is shown that when posed with no-flux/no …
Enhanced dissipation and inviscid damping in the inviscid limit of the Navier–Stokes equations near the two dimensional Couette flow
In this work we study the long time inviscid limit of the two dimensional Navier–Stokes
equations near the periodic Couette flow. In particular, we confirm at the nonlinear level the …
equations near the periodic Couette flow. In particular, we confirm at the nonlinear level the …
On the Euler equations of incompressible fluids
P Constantin - Bulletin of the American Mathematical Society, 2007 - ams.org
Euler equations of incompressible fluids use and enrich many branches of mathematics,
from integrable systems to geometric analysis. They present important open physical and …
from integrable systems to geometric analysis. They present important open physical and …
On the stability threshold for the 3D Couette flow in Sobolev regularity
We study Sobolev regularity disturbances to the periodic, plane Couette flow in the 3D
incompressible Navier-Stokes equations at high Reynolds number Re. Our goal is to …
incompressible Navier-Stokes equations at high Reynolds number Re. Our goal is to …
Variance reduction using nonreversible Langevin samplers
A standard approach to computing expectations with respect to a given target measure is to
introduce an overdamped Langevin equation which is reversible with respect to the target …
introduce an overdamped Langevin equation which is reversible with respect to the target …