English
Related papers

Related papers: Wild solutions of the 3D axisymmetric Euler equati…

200 papers

We consider the Cauchy problem for incompressible viscoelastic fluids in the whole space $\mathbb{R}^d$ ($d=2,3$). By introducing a new decomposition via Helmholtz's projections, we first provide an alternative proof on the existence of…

Analysis of PDEs · Mathematics 2023-07-28 Xianpeng Hu , Hao Wu

In this paper, we investigate the Cauchy problem of the compressible non-resistive MHD on $\mathbb{R}^2$ with vacuum as far field density. We prove that the 2D Cauchy problem has a unique local strong solution provided the initial density…

Analysis of PDEs · Mathematics 2018-01-03 Mingtao Chen , Aibin Zang

We consider the Cauchy problem for a damped Euler-Maxwell system with no ionic background. For smooth enough data satisfying suitable so-called dispersive conditions, we establish the global in time existence and uniqueness of a strong…

Analysis of PDEs · Mathematics 2024-02-02 Bernard Ducomet , Šárka Nečasová , John Sebastian H. Simon

We show that the constructions of $C^{1,\alpha}$ asymptotically self-similar singularities for the 3D Euler equations by Elgindi, and for the 3D Euler equations with large swirl and 2D Boussinesq equations with boundary by Chen-Hou can be…

Analysis of PDEs · Mathematics 2023-09-07 Jiajie Chen

We show that the multi-dimensional compressible Euler system for isothermal flow of an ideal, polytropic gas admits global-in-time, radially symmetric solutions with unbounded amplitudes due to wave focusing. The examples are similarity…

Analysis of PDEs · Mathematics 2020-05-26 Helge Kristian Jenssen , Charis Tsikkou

We examine the blow-up claims of the incompressible Euler equations for several specific flow-fields, (1) the columnar eddies in the vicinity of stagnation; (2) a quasi-three-dimensional structure for illustrating oscillations and…

Fluid Dynamics · Physics 2023-06-16 F. Lam

We prove a definitive theorem on the asymptotic stability of point vortex solutions to the full Euler equation in 2 dimensions. More precisely, we show that a small, Gevrey smooth, and compactly supported perturbation of a point vortex…

Analysis of PDEs · Mathematics 2019-04-22 Alexandru Ionescu , Hao Jia

We consider weak solutions to a two-dimensional simplified Ericksen-Leslie system of compressible flow of nematic liquid crystals. An initial-boundary value problem is first studied in a bounded domain. By developing new techniques and…

Analysis of PDEs · Mathematics 2013-08-13 Fei Jiang , Song Jiang , Dehua Wang

We establish rigorously the existence of a three-parameter family of self-similar,globally bounded, and continuous weak solutions in two space dimensions to the compressible Euler equations with axisymmetry for gamma-law polytropic gases…

Analysis of PDEs · Mathematics 2007-05-23 Yuxi Zheng , Tong Zhang

We study the Cauchy problem for a system of equations corresponding to a singular limit of radiative hydrodynamics, namely the 3D radiative compressible Euler system coupled to an electromagnetic field through the MHD approximation.…

Analysis of PDEs · Mathematics 2017-08-15 X. Blanc , B. Ducomet , S. Necasova

We derive a priori estimates for the compressible free-boundary Euler equations with surface tension in three spatial dimensions in the case of a liquid. These are estimates for local existence in Lagrangian coordinates when the initial…

Analysis of PDEs · Mathematics 2019-10-01 Marcelo M. Disconzi , Igor Kukavica

In this paper we consider the isentropic compressible Euler equations in two space dimensions together with particular initial data. The latter consists only of two constant states, where one state lies on the lower and the other state on…

Analysis of PDEs · Mathematics 2017-10-09 Christian Klingenberg , Simon Markfelder

We consider a family of weights which permit to generalize the Leray procedure to obtain weak suitable solutions of the 3D incom-pressible Navier-Stokes equations with initial data in weighted L 2 spaces. Our principal result concerns the…

Analysis of PDEs · Mathematics 2021-07-28 Pedro Gabriel Fernández-Dalgo , Pierre Gilles Lemarié-Rieusset

We consider the barotropic Euler equations in dimension d>1 with decaying density at spatial infinity. The phase portrait of the nonlinear ode governing the equation for spherically symmetric self-similar solutions has been introduced in…

Analysis of PDEs · Mathematics 2019-12-24 Frank Merle , Pierre Raphael , Igor Rodnianski , Jeremie Szeftel

We prove uniqueness and existence of the weak solutions of Euler equations with helical symmetry, with initial vorticity in $L^{\infty}$ under "no vorticity stretching" geometric constraint. Our article follows the argument of the seminal…

Analysis of PDEs · Mathematics 2008-02-18 Boris Ettinger , Edriss S. Titi

Two prized papers, one by Augustin Cauchy in 1815, presented to the French Academy and the other by Hermann Hankel in 1861, presented to G\"ottingen University, contain major discoveries on vorticity dynamics whose impact is now quickly…

History and Overview · Mathematics 2014-09-29 Uriel Frisch , Barbara Villone

We study the low Mach number limit of the compressible Euler equations through the lens of convex integration. For any prescribed $L^2$ weak solution of the incompressible Euler equations, we construct a corresponding family of weak…

Analysis of PDEs · Mathematics 2026-01-28 Robin Ming Chen , Alexis Vasseur , Dehua Wang , Cheng Yu

Adapting the convex integration technique introduced by De Lellis and Sz{\'e}kelyhidi, we construct H\"{o}lder continuous weak solutions to the three dimensional Prandtl system and some other models with vertical viscosity.

Analysis of PDEs · Mathematics 2018-04-13 Tianwen Luo , Zhouping Xin

In this article we consider weak solutions of the three-dimensional incompressible fluid flow equations with initial data admitting a one-dimensional symmetry group. We examine both the viscous and inviscid cases. For the case of viscous…

In this paper, we study permutation symmetric solutions of the incompressible Euler equation. We show that the dynamics of these solutions can be reduced to an evolution equation on a single vorticity component $\omega_1$, and we…

Analysis of PDEs · Mathematics 2024-12-10 Evan Miller