English
Related papers

Related papers: Generalized solutions to a chemotaxis-Navier-Stoke…

200 papers

We study an initial-boundary value problem for the incompressible Navier-Stokes-Cahn-Hilliard system with non-constant density proposed by Abels, Garcke and Gr\"{u}n in 2012. This model arises in the diffuse interface theory for binary…

Analysis of PDEs · Mathematics 2023-02-21 Helmut Abels , Harald Garcke , Andrea Giorgini

We discuss a nonlinear system of partial differential equations modelling the formation of granuloma during tuberculosis infections and prove the global solvability of the homogeneous Neumann problem for \begin{align*} \begin{cases} u_t =…

Analysis of PDEs · Mathematics 2025-04-11 Mario Fuest , Johannes Lankeit , Masaaki Mizukami

In this paper, the three-dimensional (3D) isentropic compressible Navier-Stokes equations with degenerate viscosities (\textbf{ICND}) is considered in both the whole space and the periodic domain. First, for the corresponding Cauchy…

Analysis of PDEs · Mathematics 2019-11-20 Shengguo Zhu

In this paper, we prove the global existence, uniqueness and the continuity in $L^2$ of the incompressible Navier-Stokes equations with damping $f(|u|)u$, where $f$ is an increasing, convex and differentiable function on $\mathbb{R}^+$,…

Analysis of PDEs · Mathematics 2024-12-19 Mustapha Amara , Chaala Katar , Maroua Ltifi

Regularity properties of strong solutions are considered.

Analysis of PDEs · Mathematics 2012-09-04 Michael Z. Zgurovsky , Pavlo O. Kasyanov

Here we prove the existence of global in time regular solutions to the two-dimensional compressible Navier-Stokes equations supplemented with arbitrary large initial velocity $v\_0$ and almost constantdensity $\varrho\_0$, for large volume…

Analysis of PDEs · Mathematics 2016-03-24 Raphaël Danchin , Piotr B. Mucha

In this paper we consider the zero-flux chemotaxis-system \begin{equation*} \begin{cases} u_{t}=\Delta u-\nabla \cdot (u \chi(v)\nabla v) & \textrm{in}\quad \Omega\times (0,\infty), \\ 0=\Delta v-v+g(u) & \textrm{in}\quad \Omega\times…

Analysis of PDEs · Mathematics 2018-07-27 Giuseppe Viglialoro , Thomas E. Woolley

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

We consider the system \[ \left\{ \begin{aligned} u_t &= \Delta u - \chi \nabla \cdot ( \tfrac{u}{v} \nabla v) - uv + \rho u - \mu u^2, \\ v_t &= \Delta v - v + u v \end{aligned} \right. \tag{$\star$} \] with $\rho \in \mathbb{R}, \mu > 0,…

Analysis of PDEs · Mathematics 2020-04-29 Frederic Heihoff

This paper proves that the 3-D Navier-Stokes system has a unique global solution under an assumpution on the initial data. That allow the data to be arbitrarily large in the scale invariant space \dot{B}_{\infty,\infty}^{-1}, which contains…

Analysis of PDEs · Mathematics 2026-03-24 Shaolei Ru

Let $X$ be a suitable function space and let $\cG \subset X$ be the set of divergence free vector fields generating a global, smooth solution to the incompressible, homogeneous three dimensional Navier-Stokes equations. We prove that a…

Analysis of PDEs · Mathematics 2013-02-25 Hajer Bahouri , Isabelle Gallagher

By applying Wiegner' method in \cite{Wiegner}, we first prove the large time decay estimate for the global solutions of a 2.5 dimensional Navier-Stokes system, which is a sort of singular perturbed 2-D Navier-Stokes system in three space…

Analysis of PDEs · Mathematics 2014-03-18 Jean-Yves Chemin , Ping Zhang

In this note, we investigate partial regularity of weak solutions of the three dimensional chemotaxis-Navier-Stokes equations, and obtain the $\frac53$-dimensional Hausdorff measure of the possible singular set is vanishing at the first…

Analysis of PDEs · Mathematics 2023-11-01 Xiaomeng Chen , Shuai Li , Wendong Wang

We construct weak solutions to the Navier-Stokes inequality, $$ u\cdot \left(\partial_t u -\nu \Delta u + (u\cdot \nabla) u +\nabla p \right) \leq 0 $$ in $\mathbb{R}^3$, which blow up at a single point $(x_0,T_0)$ or on a set $S \times…

Analysis of PDEs · Mathematics 2023-07-07 Wojciech S. Ożański

We consider a hyperbolic quasilinear fluid model, that arises from a delayed version for the constitutive law for the deformation tensor in the incompressible Navier-Stokes equation. We prove the existence of global strong solutions for…

Analysis of PDEs · Mathematics 2014-09-30 Alexander Schöwe

This paper is Part II of a series on global existence and asymptotic behavior of positive solutions to \begin{equation*} \begin{cases} \displaystyle u_t=\Delta u-\chi_0\nabla\cdot\left(\frac{u^m}{(1+v)^\beta}\nabla…

Analysis of PDEs · Mathematics 2026-04-06 Le Chen , Ian Ruau , Wenxian Shen

In the presence of any prescribed kinetic energy, we implement the intermittent convex integration scheme with $L^{q}$-normalized intermittent jets to give a direct proof for the existence of solution to the Navier-Stokes equation in…

Analysis of PDEs · Mathematics 2025-02-21 Changxing Miao , Zhiwen Zhao

In this paper, we derive a new smallness hypothesis of initial data for the three-dimensional incompressible Navier-Stokes equations. That is, we prove that there exist two positive constants $c_0,C_0$ such that if \begin{equation*}…

Analysis of PDEs · Mathematics 2019-04-09 Jinlu Li , Yanghai Yu , Zhaoyang Yin

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…

Analysis of PDEs · Mathematics 2013-06-18 Zeng Zhang , Zhaoyang Yin

In this paper we consider the initial value problem of the incompressible generalized Navier-Stokes equations in torus $\mathbb{T}^d$ with $d \geq 2$. The generalized Navier-Stokes equations is obtained by replacing the standard Laplacian…

Analysis of PDEs · Mathematics 2025-02-24 Yuan-Xin Lin , Ya-Guang Wang