Non-unique ergodicity for deterministic and stochastic 3D Navier--Stokes and Euler equations

M Hofmanová, R Zhu, X Zhu - arXiv preprint arXiv:2208.08290, 2022 - arxiv.org
We establish existence of infinitely many stationary solutions as well as ergodic stationary
solutions to the three dimensional Navier--Stokes and Euler equations in the deterministic …

[HTML][HTML] Global existence for perturbations of the 2D stochastic Navier–Stokes equations with space-time white noise

M Hairer, T Rosati - Annals of PDE, 2024 - Springer
We prove global in time well-posedness for perturbations of the 2D stochastic Navier–
Stokes equations∂ tu+ u·∇ u= Δ u-∇ p+ ζ+ ξ, u (0,·)= u 0, div (u)= 0, driven by additive …

[HTML][HTML] Gaussian Fluctuations for the Stochastic Burgers Equation in Dimension

G Cannizzaro, M Gubinelli, F Toninelli - Communications in Mathematical …, 2024 - Springer
The goal of the present paper is to establish a framework which allows to rigorously
determine the large-scale Gaussian fluctuations for a class of singular SPDEs at and above …

Global-in-time probabilistically strong solutions to stochastic power-law equations: existence and non-uniqueness

H Lü, X Zhu - Stochastic Processes and their Applications, 2023 - Elsevier
We are concerned with the power-law fluids driven by an additive stochastic forcing in
dimension d⩾ 3. For the power index r∈(1, 3 d+ 2 d+ 2), we establish existence of infinitely …

Nonuniqueness in law for stochastic hypodissipative Navier–Stokes equations

M Rehmeier, A Schenke - Nonlinear Analysis, 2023 - Elsevier
We study the incompressible hypodissipative Navier–Stokes equations with dissipation
exponent 0< α< 1 2 on the three-dimensional torus perturbed by an additive Wiener noise …

Surface quasi-geostrophic equation perturbed by derivatives of space-time white noise

M Hofmanová, X Luo, R Zhu, X Zhu - Mathematische Annalen, 2024 - Springer
We consider a family of singular surface quasi-geostrophic equations∂ tθ+ u·∇ θ=− ν (−)
γ/2θ+(−) α/2ξ, u=∇⊥(−)− 1/2θ, on [0,∞)× T2, where ν⩾ 0, γ∈[0, 3/2), α∈[0, 1/4) and ξ is a …

Non-uniqueness in law of three-dimensional magnetohydrodynamics system forced by random noise

K Yamazaki - Potential Analysis, 2024 - Springer
We prove non-uniqueness in law of the three-dimensional magnetohydrodynamics system
that is forced by random noise of an additive and a linear multiplicative type and has viscous …

Local nonuniqueness for stochastic transport equations with deterministic drift

S Modena, A Schenke - SIAM Journal on Mathematical Analysis, 2024 - SIAM
We study well-posedness for the stochastic transport equation with transport noise, as
introduced by Flandoli, Gubinelli, and Priola [Invent. Math., 180 (2010), pp. 1–53]. We …

Non-uniqueness in law of three-dimensional Navier–Stokes equations diffused via a fractional Laplacian with power less than one half

K Yamazaki - Stochastics and Partial Differential Equations: Analysis …, 2024 - Springer
Non-uniqueness of three-dimensional Euler equations and Navier-Stokes equations forced
by random noise, path-wise and more recently even in law, have been proven by various …

Non-uniqueness in law of transport-diffusion equation forced by random noise

U Koley, K Yamazaki - Journal of Differential Equations, 2025 - Elsevier
We consider a transport-diffusion equation forced by random noise of three types: additive,
linear multiplicative in Itô's interpretation, and transport in Stratonovich's interpretation. Via …