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Related papers: Mild solutions of time fractional Navier-Stokes eq…

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In this article we study mild solutions for the forced, incompressible fractional Navier-Stokes equations. These solutions are classically obtained via a fixed-point argument which relies on suitable estimates for the initial data, the…

Analysis of PDEs · Mathematics 2025-03-25 Diego Chamorro , Maxence Mansais

This paper investigates the Cauchy problem of the time-space fractional Keller-Segel-Navier- Stokes model, which can describe both memory effect and L\'evy process of the system. The local existence and global existence in Lebesgue space…

Analysis of PDEs · Mathematics 2022-10-07 Z. Jiang , L. Wang

In this paper, we present the result of maximum regularity of the mild solution of the fractional Cauchy problem. As our main result, we investigate the uniqueness of mild solutions for time-fractional Navier-Stokes equations in class…

Analysis of PDEs · Mathematics 2019-08-15 J. Vanterler da C. Sousa , E. Capelas de Oliveira

The present paper deals with existence and uniqueness of global mild solutions for the 2D Navier-Stokes equations with impulses. Using the framework of nonautonomous dynamical systems, we extend previous results considering the 2D…

Analysis of PDEs · Mathematics 2017-12-06 Everaldo M. Bonotto , Jaqueline G. Mesquita , Ricardo P. Silva

We study the pointwise decay properties of solutions to the incompressible Navier-Stokes equations, both in the space and time variables. It is well known that generic global solutions on $\mathbb{R}^n$ do not decay faster at infinity than…

Analysis of PDEs · Mathematics 2026-05-12 Lorenzo Brandolese , Matthieu Pageard

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…

Analysis of PDEs · Mathematics 2018-08-01 Hakima Bessaih , María J. Garrido-Atienza , Björn Schmalfuss

In this paper, we establish the global existence and uniqueness of a mild solution of the so-called fractional Navier-Stokes equations with a small initial data in the critical Besov-Q space covering many already known function spaces.

Analysis of PDEs · Mathematics 2014-07-24 Pengtao Li , Jie Xiao , Qixiang Yang

In this paper we focus on the Cauchy problem for the incompressible Navier-Stokes equation with a rough external force. If the given rough external force is small, we prove the local-in-time existence of this system for any initial data…

Analysis of PDEs · Mathematics 2017-12-15 Di Wu

In this work we study the 3D Navier-Stokes equations, under the action of an external force and with the fractional Laplacian operator $(-\Delta)^{\alpha}$ in the diffusion term, from the point of view of variable Lebesgue spaces. Based on…

Analysis of PDEs · Mathematics 2024-07-12 Gastón Vergara-Hermosilla

This paper deals with time-fractional stochastic Navier-Stokes equations, which are characterized by the coexistence of stochastic noise and a fractional power of the Laplacian. We establish sufficient conditions for the existence and…

Optimization and Control · Mathematics 2025-10-13 Renu Chaudhary , Simeon Reich , Juan J. Nieto

We prove that there exists a nontrivial finite energy periodic stationary weak solution to the 3D Navier-Stokes equations (NSE). The construction relies on a convex integration scheme utilizing new stationary building blocks designed…

Analysis of PDEs · Mathematics 2020-08-24 Alexey Cheskidov , Xiaoyutao Luo

We are concerned with the "transfer of regularity" phenomenon for the incompressible Navier--Stokes Equations (NSE) in dimension $n \geq 3$; that is, the strong solutions of NSE on $\mathbb{R}^n$ can be nicely approximated by those on…

Analysis of PDEs · Mathematics 2025-07-01 Siran Li , Xiangxiang Su

It is well known that the solution of the 3d Navier--Stokes equations remains bounded if the initial data and the forcing are sufficiently small relative to the viscosity, and for a finite time given any bounded initial data. In this…

Numerical Analysis · Mathematics 2014-10-14 Youngjoon Hong , Djoko Wirosoetisno

In this work, we introduce and study the well-posedness of the multidimensional fractional stochastic Navier-Stokes equations on bounded domains and on the torus (Briefly dD-FSNSE). We prove the existence of a martingale solution for the…

Analysis of PDEs · Mathematics 2013-07-23 Latifa Debbi

The weak solution to the Navier-Stokes equations in a bounded domain $D \subset \mathbb{R}^3$ with a smooth boundary is proved to be unique provided that it satisfies an additional requirement. This solution exists for all $t \geq 0$. In a…

Mathematical Physics · Physics 2012-09-11 A. G. Ramm

The unsteady Micropolar Navier-Stokes Equations (MNSE) are a system of parabolic partial differential equations coupling linear velocity and pressure with angular velocity: material particles have both translational and rotational degrees…

Numerical Analysis · Mathematics 2013-03-29 Ricardo H. Nochetto , Abner J. Salgado , Ignacio Tomas

The continuity of the kinetic energy is an important property of incompressible viscous fluid flows. We show that for any prescribed finite energy divergence-free initial data there exist infinitely many global in time weak solutions with…

Analysis of PDEs · Mathematics 2024-07-25 Alexey Cheskidov , Zirong Zeng , Deng Zhang

The Navier--Stokes equations are commonly used to model and to simulate flow phenomena. We introduce the basic equations and discuss the standard methods for the spatial and temporal discretization. We analyse the semi-discrete equations --…

Numerical Analysis · Mathematics 2024-12-20 Robert Altmann , Jan Heiland

We present a short and elegant proof of an estimate for the pressure in terms of the velocity and external data in bounded domains under the slip and Navier boundary conditions. We also show an application of this result for conditional…

Analysis of PDEs · Mathematics 2013-02-20 Adam Kubica , Bernard Nowakowski , Wojciech ZajcAczkowski

We propose a modification to the nonlinear term of the three-dimensional incompressible Navier-Stokes equations (NSE) in either advective or rotational form which "calms" the system in the sense that the algebraic degree of the nonlinearity…

Analysis of PDEs · Mathematics 2024-01-01 Matthew Enlow , Adam Larios , Jiahong Wu
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