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We address the local well-posedness of the hydrostatic Navier-Stokes equations. These equations, sometimes called reduced Navier-Stokes/Prandtl, appear as a formal limit of the Navier-Stokes system in thin domains, under certain constraints…

偏微分方程分析 · 数学 2018-04-13 David Gerard-Varet , Nader Masmoudi , Vlad Vicol

We give a new proof of a well-known result of Koch and Tataru on the well-posedness of Navier-Stokes equations in $\R^n$ with small initial data in $BMO^{-1}(\R^n)$. The proof is formulated operator theoretically and does not make use of…

经典分析与常微分方程 · 数学 2013-10-15 Pascal Auscher , Dorothee Frey

We study the well-posedness and regularity of the generalized Navier-Stokes equations with initial data in a new critical space $Q_{\alpha;\infty}^{\beta,-1}(\mathbb{R}^{n})=\nabla\cdot(Q_{\alpha}^{\beta}(\mathbb{R}^{n}))^{n},…

偏微分方程分析 · 数学 2009-04-22 Pengtao Li , Zhichun Zhai

In this paper, we prove the well-posedness for the fractional Navier-Stokes equations in critical spaces $G^{-(2\beta-1)}_{n}(\mathbb{R}^{n})$ and $BMO^{-(2\beta-1)}(\mathbb{R}^{n}).$ Both of them are close to the largest critical space…

偏微分方程分析 · 数学 2009-06-30 Zhichun Zhai

In this paper, we shall establish the global well-posedness, the space-time analyticity of the Navier-Stokes equations for a class of large periodic data $u_0 \in BMO^{-1}(\mathbb{R}^3)$. This improves the classical result of Koch \& Tataru…

偏微分方程分析 · 数学 2017-11-08 Du Yi , Zhou Yi

In this paper we investigate well-posedness of the Cauchy problem of the three dimensional generalized Navier-Stokes system. We first establish local well-posedness of the GNS system for any initial data in the Fourier-Herz space…

偏微分方程分析 · 数学 2013-06-18 Zeng Zhang , Zhaoyang Yin

In this paper, we consider the solvability of the two-dimensional stationary Navier--Stokes equations on the whole plane $\mathbb{R}^2$. In [6], it was proved that the stationary Navier--Stokes equations on $\mathbb{R}^2$ is ill-posed for…

偏微分方程分析 · 数学 2024-07-09 Mikihiro Fujii , Hiroyuki Tsurumi

In a previous work, we presented a class of initial data to the three dimensional, periodic, incompressible Navier-Stokes equations, generating a global smooth solution although the norm of the initial data may be chosen arbitrarily large.…

偏微分方程分析 · 数学 2007-05-23 Jean-Yves Chemin , Isabelle Gallagher

Existence and uniqueness of solutions to the Navier-Stokes equation in dimension two with forces in the space $L^q( (0,T); \mathbf{W}^{-1,p}(\Omega))$ for $p$ and $q$ in appropriate parameter ranges are proven. The case of spatially…

偏微分方程分析 · 数学 2021-11-23 Eduardo Casas , Karl Kunisch

In this paper, we are concerned with the well-posed issues of the fractional dissipative system in the framework of the Fourier--Besov spaces with variable regularity and integrability indices. By fully using some basic properties of these…

偏微分方程分析 · 数学 2024-11-07 Gastón Vergara-Hermosilla , Jihong Zhao

In this paper, we mainly study the Cauchy problem for the full compressible Navier-Stokes equations in Sobolev spaces. We establish the global well-posedness of the equations with small initial data by using Friedrich's method and…

偏微分方程分析 · 数学 2016-04-20 Jinlu Li , Xiaoping Zhai , Zhaoyang Yin

In this paper, we investigate the well-posedness theory and exponential stability for the inhomogeneous incompressible Navier-Stokes equation with only horizontal dissipative structure. Due to the lack of the vertical dissipative term and…

偏微分方程分析 · 数学 2023-11-28 Jincheng Gao , Lianyun Peng , Zheng-an Yao

In this paper, authors show the ill-posedness of 3D incompressible Navier-Stokes equations in the critical Triebel-Lizorkin spaces $ \dot{F}^{-1,q}_{\infty} (\mathbb{R}^3) $ for any $ q>2 $ in the sense that arbitrarily small initial data…

偏微分方程分析 · 数学 2013-03-01 C. Deng , X. Yao

We obtain logarithmic improvements for conditions for regularity of the Navier-Stokes equation, similar to those of Prodi-Serrin or Beale-Kato-Majda. Some of the proofs make use of a stochastic approach involving Feynman-Kac like…

偏微分方程分析 · 数学 2013-06-04 Stephen Montgomery-Smith

These notes are dedicated to the analysis of the one-dimensional free-congested Navier-Stokes equations. After a brief synthesis of the results obtained in [4] related to the existence and the asymptotic stability of partially congested…

偏微分方程分析 · 数学 2021-05-05 Anne-Laure Dalibard , Charlotte Perrin

In this paper, we study local well-posedness for the Navier-Stokes equations (NSE) with the arbitrary initial value in homogeneous Sobolev-Lorentz spaces $\dot{H}^s_{L^{q, r}}(\mathbb{R}^d):= (-\Delta)^{-s/2}L^{q,r}$ for $d \geq 2, q > 1, s…

偏微分方程分析 · 数学 2016-10-27 D. Q. Khai , N. M. Tri

In this paper, we study the Cauchy problem of the 3-dimensional (3D) generalized incompressible Navier-Stokes equations (gNS) in Triebel-Lizorkin space $\dot{F}^{-\alpha,r}_{q_\alpha}(\mathbb{R}^3)$ with…

偏微分方程分析 · 数学 2013-02-26 Chao Deng , Xiaohua Yao

We are concerned with the barotropic compressible Navier-Stokes equations on the real line. Our primary goal is to establish the global well-posedness in a critical regularity framework in the case where the initial data are small…

偏微分方程分析 · 数学 2026-03-17 Raphaël Danchin

In this paper, we establish the strong($H^1$) well-posedness of the two dimensional stochastic Navier-Stokes equation with multiplicative noise on moving domains. Due to the nonlocality effect, this equation exhibits a ``piecewise"…

概率论 · 数学 2025-05-22 Ping Chen , Tianyi Pan , Tusheng Zhang

We study spatial analyticity properties of solutions of the Navier-Stokes equations and obtain new growth rate estimates for the analyticity radius. We also study stability properties of strong global solutions of the Navier-Stokes…

数学物理 · 物理学 2009-08-10 Ira Herbst , Erik Skibsted
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