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We study the motion of an interface between two irrotational, incompressible fluids, with elastic bending forces present; this is the hydroelastic wave problem. We prove a global bifurcation theorem for the existence of families of…

偏微分方程分析 · 数学 2025-08-19 Benjamin F. Akers , David M. Ambrose , Davia W. Sulon

We consider the global bifurcation problem for spatially periodic traveling waves for two-dimensional gravity-capillary vortex sheets. The two fluids have arbitrary constant, non-negative densities (not both zero), the gravity parameter can…

偏微分方程分析 · 数学 2014-12-30 David M. Ambrose , Walter A. Strauss , J. Douglas Wright

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

We consider three-dimensional inviscid irrotational flow in a two layer fluid under the effects of gravity and surface tension, where the upper fluid is bounded above by a rigid lid and the lower fluid is bounded below by a flat bottom. We…

偏微分方程分析 · 数学 2019-07-24 Dag Nilsson

We construct large families of two-dimensional travelling water waves propagating under the influence of gravity in a flow of constant vorticity over a flat bed. A Riemann-Hilbert problem approach is used to recast the governing equations…

偏微分方程分析 · 数学 2014-07-02 Adrian Constantin , Walter Strauss , Eugen Varvaruca

In this paper we consider two-dimensional, stratified, steady water waves propagating over an impermeable flat bed and with a free surface. The motion is assumed to be driven by capillarity (that is, surface tension) on the surface and a…

偏微分方程分析 · 数学 2009-11-10 Samuel Walsh

In this paper, we investigate the instability of one-dimensionally stable periodic traveling wave solutions of the generalized Korteweg-de Vries equation to long wavelength transverse perturbations in the generalized Zakharov-Kuznetsov…

偏微分方程分析 · 数学 2009-08-04 Mathew A. Johnson

We consider the stability of periodic gravity free-surface water waves traveling downstream at a constant speed over a shear flow of finite depth. In case the free surface is flat, a sharp criterion of linear instability is established for…

偏微分方程分析 · 数学 2007-11-28 Vera Mikyoung Hur , Zhiwu Lin

This paper is concerned with two-dimensional, steady, periodic water waves propagating at the free surface of water in a flow of constant vorticity over an impermeable flat bed. The motion of these waves is assumed to be governed both by…

偏微分方程分析 · 数学 2014-04-23 Peter de Boeck

We present a numerical study of spatially quasi-periodic gravity-capillary waves of finite depth in both the initial value problem and traveling wave settings. We adopt a quasi-periodic conformal mapping formulation of the Euler equations,…

流体动力学 · 物理学 2023-05-09 Jon Wilkening , Xinyu Zhao

We consider a fifth-order Kadomtsev-Petviashvili equation which arises as a two-dimensional model in the classical water-wave problem. This equation possesses a family of generalized line solitary waves which decay exponentially to periodic…

偏微分方程分析 · 数学 2017-12-29 Mariana Haragus , Erik Wahlén

This paper studies the classical water wave problem with vorticity described by the Euler equations with a free surface under the influence of gravity over a flat bottom. Based on fundamental work \cite{ConstantinStrauss}, we first obtain…

偏微分方程分析 · 数学 2022-07-12 Guowei Dai , Yong Zhang

We consider the gravity-capillary water waves equations of a 2D fluid with constant vorticity. By employing variational methods we prove the bifurcation of periodic traveling water waves -- which are steady in a moving frame -- for {\it…

偏微分方程分析 · 数学 2025-09-12 T. Barbieri , M. Berti , A. Maspero , M. Mazzucchelli

In this paper we mainly investigate the traveling wave solution of the two dimensional Euler equations with gravity at the free surface over a flat bed. We assume that the free surface is almost periodic in the horizontal direction. Using…

偏微分方程分析 · 数学 2018-05-24 Wei Luo , Zhaoyang Yin

We study periodic, two-dimensional, gravity-capillary traveling wave solutions to a viscous shallow water system posed on an inclined plane. While thinking of the Reynolds and Bond numbers as fixed and finite, we vary the speed of the…

偏微分方程分析 · 数学 2024-11-22 Noah Stevenson

We prove that symmetric, doubly periodic, capillary-gravity water waves in finite depth bifurcating from non-uniform non-stagnant shear flows are necessarily two-dimensional to leading order. This is in stark contrast to the case of uniform…

偏微分方程分析 · 数学 2025-04-30 Douglas Svensson Seth , Kristoffer Varholm , Erik Wahlén , Jörg Weber

We study the transverse spectral stability of the one-dimensional small-amplitude periodic traveling wave solutions of the (2+1)-dimensional Konopelchenko-Dubrovsky (KD) equation. We show that these waves are transversely unstable with…

偏微分方程分析 · 数学 2022-04-04 Bhavna , Ashish Kumar Pandey , Sudhir Singh

This paper studies periodic traveling gravity waves at the free surface of water in a flow of constant vorticity over a flat bed. Using conformal mappings the free-boundary problem is transformed into a quasilinear pseudodifferential…

偏微分方程分析 · 数学 2015-05-14 Adrian Constantin , Eugen Varvaruca

We address Euler's equations for irrotational gravity waves in an infinitely deep fluid rewritten in conformal variables. Stokes waves are traveling waves with the smooth periodic profile. In agreement with the previous numerical results,…

偏微分方程分析 · 数学 2025-03-21 Sergey Dyachenko , Dmitry E. Pelinovsky

In this paper, two-dimensional periodic capillary-gravity waves travelling under the effect of a vertical electric field are considered. The full system is a nonlinear, two-layered and free boundary problem. The interface dynamics arises…

偏微分方程分析 · 数学 2024-04-08 Dai Guowei , Xu Fei , Zhang Yong
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