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Related papers: On the Solutions of the Three Dimensional Navier-S…

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We deal with the barotropic compressible Navier-Stokes equations subject to large external potential forces with slip boundary condition in a 3D simply connected bounded domain, whose smooth boundary has a finite number of 2D connected…

Analysis of PDEs · Mathematics 2021-02-26 Guocai Cai , Bin Huang , Xiaoding Shi

We formalise a systematic method of constructing forward self-similar solutions to the Navier-Stokes equations in order to characterise the late stage of decaying process of turbulent flows. (i) In view of critical scale-invariance of type…

Fluid Dynamics · Physics 2022-03-09 K. Ohkitani , R. Vanon

We study an initial boundary value problem for the 3-dimensional compressible Navier-Stokes equations with hyperbolic heat conduction, where the classical Fourier law is replaced by the Cattaneo-Christov constitutive relation. We focus on…

Analysis of PDEs · Mathematics 2025-09-29 Yuxi Hu , Reinhard Racke

In this paper, we study a free boundary problem for compressible spherically symmetric Navier-Stokes equations with a gravitational force and degenerate viscosity coefficients. Under certain assumptions that imposed on the initial data, we…

Analysis of PDEs · Mathematics 2007-05-23 Mingjun Wei , Ting Zhang , Daoyuan Fang

This study derives conservative and skew-symmetric formulations of the incompressible flow equations in a terrain-following sigma-coordinate system that preserve key structural properties of the Cartesian formulation. Unlike conventional…

Fluid Dynamics · Physics 2026-04-27 Jaeyoung Jung , Marco Giometto

We prove that for a given smooth initial value, if the finite element solution of the three-dimensional Navier-Stokes equations is bounded in a certain norm with a relatively small mesh size, then the solution of the Navier-Stokes equations…

Analysis of PDEs · Mathematics 2020-11-12 Buyang Li

This paper is concerned with the 3-dimensional two-species chemotaxis-Navier--Stokes system with Lotka--Volterra competitive kinetics under homogeneous Neumann boundary conditions and initial conditions. Recently, in the 2-dimensional…

Analysis of PDEs · Mathematics 2017-10-04 Misaki Hirata , Shunsuke Kurima , Masaaki Mizukami , Tomomi Yokota

In this paper, we investigate the existence of a unique global smooth solution to the three-dimensional incompressible Navier-Stokes equations and provide a concise proof. We establish a new global well-posedness result that allows the…

Analysis of PDEs · Mathematics 2025-03-03 Haina Li , Yiran Xu

The paper introduces a geometrically unfitted finite element method for the numerical solution of the tangential Navier--Stokes equations posed on a passively evolving smooth closed surface embedded in $\mathbb{R}^3$. The discrete…

Numerical Analysis · Mathematics 2023-10-16 Maxim A. Olshanskii , Arnold Reusken , Paul Schwering

For linearized Navier-Stokes equations, we first derive a Carleman estimate with a regular weight function. Then we apply it to establish conditional stability for the lateral Cauchy problem and finally we prove conditional stability…

Analysis of PDEs · Mathematics 2022-07-06 Oleg Y. Imanuvilov , Luca Lorenzi , M. Yamamoto

We consider the three-dimensional steady Navier-Stokes system in the exterior of an infinite cylinder under the action of an external force. We construct solutions in the class of vertically uniform flows which vanish at horizontal…

Analysis of PDEs · Mathematics 2026-04-28 Mitsuo Higaki , Ryoma Horiuchi

In to previous papers by the authors, classes of initial data to the three dimensional, incompressible Navier-Stokes equations were presented, generating a global smooth solution although the norm of the initial data may be chosen…

Analysis of PDEs · Mathematics 2007-10-31 Jean-Yves Chemin , Isabelle Gallagher

We study the existence of a strong solution to the initial value problem for the incompressible Navier-Stokes equations in the whole space. Our investigation shows that a ``suitable'' weak solution to the problem becomes a strong one…

Analysis of PDEs · Mathematics 2025-04-30 Xiangsheng Xu

Smooth solutions of the Navier-Stokes equation with smooth but otherwise unconstrained initial conditions are constructed, to solve the Millennium fluids problem in the positive. The smooth solutions are the mean values of general weak…

Analysis of PDEs · Mathematics 2025-07-24 James Glimm , Jarret Petrillo

This paper studies an initial boundary value problem for the multidimensional hyperbolized compressible Navier-Stokes equations, in which the classical Newtonian law is replaced by the Maxwell law. We seek spherically symmetric solutions to…

Analysis of PDEs · Mathematics 2025-07-22 Yuxi Hu , Mengran Yuan

In this paper we prove that if we take to be identically zero and assume that any initial value satisfies on for any and then the Navier-Stokes initial value problem (1) have a smooth global solution , with bounded energy.

General Mathematics · Mathematics 2025-01-15 Maoting Tong , Daorong Ton

In this work, we are interested in the link between strong solutions of the Boltzmann and the Navier-Stokes equations. To justify this connection, our main idea is to use information on the limit system (for instance the fact that the…

Analysis of PDEs · Mathematics 2019-03-07 Isabelle Gallagher , Isabelle Tristani

We investigate the three dimensional compressible Navier-Stokes and the continuity equations in Cartesian coordinates for Newtonian fluids. The polytropic equation of sate is used as closing condition. The key idea is the three-dimensional…

Fluid Dynamics · Physics 2014-07-08 I. F. Barna

In this paper, we prove the existence and uniqueness of a smooth solution to a tamed 3D Navier-Stokes equation in the whole space. In particular, if there exists a bounded smooth solution to the classical 3D Navier-Stokes equation, then…

Probability · Mathematics 2007-05-23 Michael Röckner , Xicheng Zhang

Large weak solutions to Navier--Stokes--Maxwell systems are not known to exist in their corresponding energy space in full generality. Here, we mainly focus on the three-dimensional setting of a classical incompressible…

Analysis of PDEs · Mathematics 2018-11-06 Diogo Arsénio , Isabelle Gallagher