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We study the possible interior singular points of suitable weak solutions to the three dimensional incompressible Navier--Stokes equations. We present an improved parabolic upper Minkowski dimension of the possible singular set. It is…

偏微分方程分析 · 数学 2016-05-17 Youngwoo Koh , Minsuk Yang

We study the partial regularity problem of the incompressible Navier--Stokes equations. In this paper, we show that a reverse H\"older inequality of velocity gradient with increasing support holds under the condition that a scaled…

偏微分方程分析 · 数学 2017-05-15 Hi Jun Choe , Minsuk Yang

In this paper, we study the potential singular points of interior and boundary suitable weak solutions to the 3D Navier--Stokes equations. It is shown that upper box dimension of interior singular points and boundary singular points are…

偏微分方程分析 · 数学 2020-01-08 Yanqing Wang , Minsuk Yang

We prove partial regularity of suitable weak solutions to the Navier--Stokes equations at the boundary in irregular domains. In particular, we provide a criterion which yields continuity of the velocity field in a boundary point and obtain…

偏微分方程分析 · 数学 2022-10-04 Dominic Breit

We show that finite-energy weak solutions to the incompressible Navier--Stokes equations on a three-dimensional bounded smooth domain are regular up to the boundary, provided that the $L^4_tL^4_x$-norm of the solution is smaller than a…

偏微分方程分析 · 数学 2026-04-29 Siran Li

We study the regularity criteria for weak solutions to the $3D$ incompressible Navier--Stokes equations in terms of the geometry of vortex structures, taking into account the boundary effects. A boundary regularity theorem is proved on…

偏微分方程分析 · 数学 2019-06-11 Siran Li

In this paper, inspired by the seminal work by Caffarelli-Kohn-Nirenberg \cite{CKN} on the incompressible Navier-Stokes equation, we establish the existence of a suitable weak solution to the Navier-Stokes-Planck-Nernst-Poisson equation in…

偏微分方程分析 · 数学 2019-06-18 Huajun Gong , Changyou Wang , Xiaotao Zhang

We present some new regularity criteria for ``suitable weak solutions'' of the Navier-Stokes equations near the boundary in dimension three. We prove that suitable weak solutions are H\"older continuous up to the boundary provided that the…

偏微分方程分析 · 数学 2007-05-23 Stephen Gustafson , Kyungkeun Kang , Tai-Peng Tsai

We consider the incompressible Navier-Stokes equations in a moving domain whose boundary is prescribed by a function $\eta=\eta(t,y)$ (with $y\in\mathbb R^2$) of low regularity. This is motivated by problems from fluid-structure…

偏微分方程分析 · 数学 2023-05-05 Dominic Breit

This is an expository paper on the theory of local regularity for weak solutions to the non-stationary 3D Navier-Stokes equations near the boundary of a domain.

偏微分方程分析 · 数学 2019-07-16 Gregory Seregin , Timofey Shilkin

We consider suitable weak solutions of the incompressible Navier--Stokes equations in two cases: the 4D time-dependent case and the 6D stationary case. We prove that up to the boundary, the two-dimensional Hausdorff measure of the set of…

偏微分方程分析 · 数学 2014-08-15 Hongjie Dong , Xumin Gu

In this paper, we study regularity of weak solutions to the incompressible Navier-Stokes equations in $\mathbb{R}^{3}\times (0,T)$. The main goal is to establish the regularity criterion via the gradient of one velocity component in…

偏微分方程分析 · 数学 2023-06-22 Ahmad M. Alghamdi , Sadek Gala , Maria Alessandra Ragusa

We study the partial regularity of suitable weak solutions to the three dimensional incompressible Navier--Stokes equations. There have been several attempts to refine the Caffarelli--Kohn--Nirenberg criterion (1982). We present an improved…

偏微分方程分析 · 数学 2016-06-10 Hi Jun Choe , Joerg Wolf , Minsuk Yang

A modified version of the three dimensional Navier-Stokes equations is considered with periodic boundary conditions. A bounded constant delay is introduced into the convective term, that produces a regularizing effect on the solution. In…

偏微分方程分析 · 数学 2018-08-01 Hakima Bessaih , María J. Garrido-Atienza , Björn Schmalfuss

We establish several boundary $\varepsilon$-regularity criteria for suitable weak solutions for the 3D incompressible Navier-Stokes equations in a half cylinder with the Dirichlet boundary condition on the flat boundary. Our proofs are…

偏微分方程分析 · 数学 2018-12-27 Hongjie Dong , Kunrui Wang

Here we investigate 3-dimensional Navier-Stokes Equations in the incompressible case with use of different approach and we prove the uniqueness of the weak solutions for the data from the space, which is dense in usual space of data.…

偏微分方程分析 · 数学 2016-12-28 Kamal N. Soltanov

This article studies the uniqueness of the weak solution of the incompressible Navier-Stokes Equations in the 3-dimensional case. Here, the investigation is provided using two different approaches. The first (the main) result is obtained…

偏微分方程分析 · 数学 2024-05-20 Kamal N. Soltanov

This paper examines the uniqueness/non-uniqueness of local-in-time strong solutions for the incompressible 3D Navier-Stokes equations in bounded domains, which are $\partial_t u=\nu \Delta u- u\cdot \nabla u-\nabla p+ f$ and $div~u=0$. The…

偏微分方程分析 · 数学 2023-06-27 Vu Thanh Nguyen

This work obtains a fixed-point equation for the solution of linear parabolic partial differential problems based on solutions to heat problems. This is a pointwise equality, so we have required non-standard techniques that involve the…

偏微分方程分析 · 数学 2025-05-29 Inmaculada Gayte Delgado , Irene Marín Gayte

We study the incompressible stationary Navier-Stokes equations in the upper-half plane with homogeneous Dirichlet boundary condition and non-zero external forcing terms. Existence of weak solutions is proved under a suitable condition on…

偏微分方程分析 · 数学 2023-06-02 Adrian D. Calderon , Van Le , Tuoc Phan
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