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In the framework of hyperbolic conservation laws regularised by including diffusive and dispersive terms, we study monotone travelling waves for the generalised Rosenau-Korteweg de Vries equation. We establish existence as well as linear…

偏微分方程分析 · 数学 2024-09-04 Gnord Maypaokha , Nabil Bedjaoui , Joaquim M. C. Correia , Michael Grinfeld

We present in closed form some special travelling-wave solutions (on the real line or on the circle) of a perturbed sine-Gordon equation. The perturbation of the equation consists of a constant forcing term $\gamma$ and a linear dissipative…

数学物理 · 物理学 2012-09-28 Gaetano Fiore

In this manuscript, we prove the existence of slow and fast traveling wave solutions in the original Gatenby--Gawlinski model. We prove the existence of a slow traveling wave solution with an interstitial gap. This interstitial gap has…

偏微分方程分析 · 数学 2021-05-19 P. N. Davis , P. van Heijster , R. Marangell , M. R. Rodrigo

We consider the problem of global in time existence and uniqueness of solutions of the 3-D infinite depth full water wave problem. We show that the nature of the nonlinearity of the water wave equation is essentially of cubic and higher…

偏微分方程分析 · 数学 2015-05-14 Sijue Wu

We study stability of travelling wave solutions to Korteweg--de Vries type equations which has the fractional dispersion and integer-indices double power nonlinearities. It may depend on parity combinations of the two indices and the…

偏微分方程分析 · 数学 2025-04-30 Kaito Kokubu

We study the existence of particular traveling wave solutions of a nonlinear parabolic degenerate diffusion equation with a shear flow. Under some assumptions we prove that such solutions exist at least for propagation speeds c {\in}]c*,…

偏微分方程分析 · 数学 2014-12-19 Léonard Monsaingeon , Alexeï Novikov , Jean-Michel Roquejoffre

In this note, we investigate a doubly nonlinear diffusion equation in the slow diffusion regime. We prove stability of the pressure of solutions that are close to traveling wave solutions in a homogeneous Lipschitz sense. We derive…

偏微分方程分析 · 数学 2026-02-25 Christian Seis , Dominik Winkler

We establish that solitary stationary waves in three dimensional viscous incompressible fluids are a generic phenomenon and that every such solution is a vanishing wave-speed limit along a one parameter family of traveling waves. The…

偏微分方程分析 · 数学 2023-09-13 Noah Stevenson , Ian Tice

Using group theoretical methods, we analyze the generalization of a one-dimensional sixth-order thin film equation which arises in considering the motion of a thin film of viscous fluid driven by an overlying elastic plate. The most general…

数学物理 · 物理学 2015-06-04 Ding-jiang Huang , Qin-min Yang , Shuigeng Zhou

We prove the global existence of weak solutions to the isentropic compressible Navier-Stokes equations with ripped density in the half-plane under a slip boundary condition provided the bulk viscosity coefficient is properly large.…

偏微分方程分析 · 数学 2025-10-28 Shuai Wang , Guochun Wu , Xin Zhong

The topic of this paper are nonlinear traveling waves occuring in a system of damped waves equations in one space variable. We extend the freezing method from first to second order equations in time. When applied to a Cauchy problem, this…

偏微分方程分析 · 数学 2017-04-13 Wolf-Jürgen Beyn , Denny Otten , Jens Rottmann-Matthes

We consider the non-monotone degenerate diffusion equation with time delay. Different from the linear diffusion equation, the degenerate equation allows for semi-compactly supported traveling waves. In particular, we discover…

偏微分方程分析 · 数学 2020-06-24 Tianyuan Xu , Shanming Ji , Ming Mei , Jingxue Yin

We study the existence and stability of periodic traveling-wave solutions for complex modified Korteweg-de Vries equation. We also discuss the problem of uniform continuity of the data-solution mapping.

可精确求解与可积系统 · 物理学 2009-10-30 Sevdzhan Hakkaev , Iliya D. Iliev , Kiril Kirchev

This paper presents a pioneering investigation into the existence of traveling wave solutions for the two-dimensional Euler equations with constant vorticity in a curved annular domain, where gravity acts radially inward. This configuration…

偏微分方程分析 · 数学 2025-09-22 Liang Li , Quan Wang

In this paper we introduce a precise definition of algebraic traveling wave solution for general n-th order partial differential equations. All examples of explicit traveling waves known by the authors fall in this category. Our main result…

偏微分方程分析 · 数学 2013-05-14 Armengol Gasull , Hector Giacomini

Stability of the traveling wave solution to a general class of one-dimensional nonlocal evolution equations is studied in $L^2$-spaces, thereby providing an alternative approach to the usual spectral analysis with respect to the supremum…

概率论 · 数学 2020-01-16 Eva Lang , Wilhelm Stannat

We study the nonhomogeneous boundary value problem for Navier-Stokes equations of steady motion of a viscous incompressible fluid in a three-dimensional bounded multiply connected domain. We prove that this problem has a solution in some…

数学物理 · 物理学 2012-04-12 Mikhail Korobkov , Konstantin Pileckas , Remigio Russo

The Navier-Stokes-Korteweg and the Euler-Korteweg equations are considered in isothermal setting. These are diffuse interface models of two-phase flow. For the Navier-Stokes-Korteweg equations, we show that there is no periodic traveling…

偏微分方程分析 · 数学 2025-02-17 Yoshikazu Giga , Takahito Kashiwabara , Haruki Takemura

In this manuscript, consideration is given to the existence of periodic traveling-wave solutions to the $abcd$-system. This system was derived by Bona, Saut, and Chen to describe small amplitude, long wavelength gravity waves on the surface…

偏微分方程分析 · 数学 2024-02-28 Jake Daniels , Nghiem V. Nguyen

In this paper, we prove even symmetry of monotone traveling wave solutions to the balanced Allen-Cahn equation in the entire plane. Related results for the unbalanced Allen-Cahn equation are also discussed.

偏微分方程分析 · 数学 2015-05-27 Changfeng Gui