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The exact solution of the Schr\"odinger equation for the one-dimensional system of interacting particles with the linear dispersion law in an arbitrary external field is found. The solution is reduced to two groups of particles moving with…

介观与纳米尺度物理 · 物理学 2018-01-17 M. V. Entin , L. S. Braginsky

An active Brownian particle is a minimal model for a self-propelled colloid in a dissipative environment. Experiments and simulations show that, in the presence of boundaries and obstacles, active Brownian particle systems approach…

软凝聚态物质 · 物理学 2024-01-17 Caleb G. Wagner , Michael F. Hagan , Aparna Baskaran

We prove local regularity up to flat part of boundary, for certain classes of distributional solutions that are $L_{\infty}L^{3,q}$ with $q$ finite.

偏微分方程分析 · 数学 2015-11-03 T. Barker

We consider variational inequality solutions with prescribed gradient constraints for first order linear boundary value problems. For operators with coefficients only in $L^2$, we show the existence and uniqueness of the solution by using a…

偏微分方程分析 · 数学 2015-02-04 José Francisco Rodrigues , Lisa Santos

In this article, we are concerned with a certain type of boundary behavior of positive solutions of the heat equation on a stratified Lie group at a given boundary point. We prove that a necessary and sufficient condition for the existence…

偏微分方程分析 · 数学 2022-01-20 Jayanta Sarkar

In this paper we prove global existence of classical solutions to the Vlasov-Poisson and the ionic Vlasov-Poisson models in bounded domains. On the boundary, we consider the specular reflection boundary condition for the Vlasov equation and…

偏微分方程分析 · 数学 2023-12-20 Ludovic Cesbron , Mikaela Iacobelli

The paper deals with second order parabolic equations on bounded domains with Dirichlet conditions in arbitrary Euclidean spaces. Their interest comes from being models for describing reaction-diffusion processes in several frameworks. A…

偏微分方程分析 · 数学 2018-09-10 Irene Benedetti , Luisa Malaguti , Valentina Taddei

We give a localized regularity condition for energy conservation of weak solutions of the Euler equations on a domain $\Omega\subset \mathbb{R}^d$, $d\ge 2$, with boundary. In the bulk of fluid, we assume Besov regularity of the velocity…

偏微分方程分析 · 数学 2019-04-04 Theodore D. Drivas , Huy Q. Nguyen

We study the free boundary problem for the equations of compressible Euler equations with a vacuum boundary condition. Our main goal is to recover in Eulerian coordinates the earlier well-posedness result obtained by Lindblad [Lindblad H.,…

偏微分方程分析 · 数学 2009-02-04 Yuri Trakhinin

It is developed the theory of the boundary behavior of homeomorphic solutions of the Beltrami equations ${\bar{\partial}}f=\mu\,{\partial}f$ of the Sobolev class $W^{1,1}_{\rm loc}$ with respect to prime ends of domains. On this basis,…

复变函数 · 数学 2015-03-31 Denis Kovtonyuk , Igor' Petkov , Vladimir Ryazanov

We establish the existence of positive solutions to a general class of overdetermined semilinear elliptic boundary problems on suitable bounded open sets $\Omega\subset\mathbb{R}^n$. Specifically, for $n\leq 4$ and under mild technical…

偏微分方程分析 · 数学 2025-07-09 Alberto Enciso , Pablo Hidalgo-Palencia , Xavier Ros-Oton

We prove the existence of solutions to a non-linear, non-local, degenerate equation which was previously derived as the formal hydrodynamic limit of an active Brownian particle system, where the particles are endowed with a position and an…

偏微分方程分析 · 数学 2023-10-02 Martin Burger , Simon Schulz

We develop a well-posedness theory for second order systems in bounded domains where boundary phenomena like glancing and surface waves play an important role. Attempts have previously been made to write a second order system consisting of…

偏微分方程分析 · 数学 2010-12-08 Heinz-Otto Kreiss , Omar E. Ortiz , N. Anders Petersson

Boundary layers play an important role in controlling convective heat transfer. Their nature varies considerably between different application areas characterized by different boundary conditions, which hampers a uniform treatment. Here, we…

流体动力学 · 物理学 2013-03-20 K. Petschel , S. Stellmach , M. Wilczek , J. Lülff , U. Hansen

A classical pseudodifferential operator $P$ on $R^n$ satisfies the $\mu$-transmission condition relative to a smooth open subset $\Omega $, when the symbol terms have a certain twisted parity on the normal to $\partial\Omega $. As shown…

偏微分方程分析 · 数学 2016-01-20 Gerd Grubb

We present an announcement of some recent results concerning well-posedness of the Poisson-Dirichlet problem with boundary data in Besov spaces with fractional smoothness. This is a far-reaching generalization as previously known theorems…

偏微分方程分析 · 数学 2025-06-19 Ariel Barton , Svitlana Mayboroda , Alberto Pacati

In this paper, we consider the local well-posedness of the Prandtl boundary layer equations that describe the behavior of boundary layer in the small viscosity limit of the compressible isentropic Navier-Stokes equations with non-slip…

偏微分方程分析 · 数学 2014-07-15 Ya-Guang Wang , Feng Xie , Tong Yang

In this paper, we prove the global existence and the large time decay estimate of solutions to the two-dimensional MHD boundary layer equations with small initial data, which is analytical in the tangential variable. The main idea of the…

偏微分方程分析 · 数学 2020-06-23 Ning Liu , Ping Zhang

We study the Dirichlet boundary-value problem of steady-state two-sided variable-coefficient conservative space-fractional diffusion equations. We show that the Galerkin weak formulation, which was proved to be coercive and continuous for a…

数值分析 · 数学 2016-06-16 Danping Yang , Hong Wang

We study the nonhomogeneous boundary value problem for the steady-state Navier-Stokes equations under the slip boundary conditions in two-dimensional multiply-connected bounded domains. Employing the approach of Korobkov-Pileckas-Russo…

偏微分方程分析 · 数学 2024-10-25 Giovanni P. Galdi , Tatsuki Yamamoto