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This paper concerns the dynamics of two layers of compressible, barotropic, viscous fluid lying atop one another. The lower fluid is bounded below by a rigid bottom, and the upper fluid is bounded above by a trivial fluid of constant…

偏微分方程分析 · 数学 2015-01-30 Juhi Jang , Ian Tice , Yanjin Wang

This paper is devoted to the study of water waves under the influence of the gravity and the Coriolis force. It is quite common in the physical literature that the rotating shallow water equations are used to study such water waves. We…

偏微分方程分析 · 数学 2016-09-12 Benjamin Melinand

In this short note, we derive a system of two nonlocal equations for the water-wave problem following the work of [AFM06]. Specifically, we consider a fluid with a one-dimensional free surface for an irrotational fluid both with, and…

流体动力学 · 物理学 2020-08-04 KL Oliveras

In this paper we study the motion of a surface gravity wave with viscosity. In particular we prove two well-posedness results. On the one hand, we establish the local solvability in Sobolev spaces for arbitrary dissipation. On the other…

偏微分方程分析 · 数学 2020-11-10 Rafael Granero-Belinchón , Stefano Scrobogna

The floating structure problem describes the interaction between surface water waves and a floating body, generally a boat or a wave energy converter. As shown by Lannes in [18] the equations for the fluid motion can be reduced to a set of…

偏微分方程分析 · 数学 2019-10-22 Edoardo Bocchi

We consider the one-dimensional shallow water problem with capillary surfaces and moving contact {lines}. An energy-based model is derived from the two-dimensional water wave equations, where we explicitly discuss the case of a stationary…

偏微分方程分析 · 数学 2024-01-10 Jiaxu Li , Xin Liu , Dirk Peschka

The impact of a wedge-shaped body on the free surface of a weightless inviscid incompressible liquid is considered. Both symmetrical and unsymmetrical entries at constant velocity are dealt with. The differential problem corresponds to the…

流体动力学 · 物理学 2009-01-23 Nicola de Divitiis , Luciano M. de Socio

This paper is concerned with the Cauchy problem of the one-dimensional free surface equation of shallow water wave, we obtain local well-posedness of the free surface equation of shallow water wave in Sobolev spaces. In addition, we also…

偏微分方程分析 · 数学 2019-01-08 Miaomiao Dang , Zhouyu Li

We consider the two-dimensional capillary-gravity water waves problem where the free surface $\Gamma_t$ intersects the bottom $\Gamma_b$ at two contact points. In our previous works \cite{MW2, MW3}, the local well-posedness for this problem…

偏微分方程分析 · 数学 2021-12-30 Mei Ming , Chao Wang

We prove that free boundary incompressible Euler equations are locally well posed in a class of solutions in which the interfaces can exhibit corners and cusps. Contrary to what happens in all the previously known non-$C^1$ water waves, the…

偏微分方程分析 · 数学 2023-09-06 Diego Córdoba , Alberto Enciso , Nastasia Grubic

We consider the free boundary problem for a layer of compressible viscous barotropic fluid lying above a fixed rigid bottom and below the atmosphere of positive constant pressure. The fluid dynamics is governed by the compressible…

偏微分方程分析 · 数学 2024-11-01 Ting Sun , Yanjin Wang

We consider the 2D gravity water waves equation on an infinite domain. We prove a local wellposedness result which allows interfaces with corners and cusps as initial data and which is such that the time of existence of solutions is uniform…

偏微分方程分析 · 数学 2026-04-17 Siddhant Agrawal

Starting from the paper by Dias, Dyachenko and Zakharov (\emph{Physics Letters A, 2008}) on viscous water waves, we derive a model that describes water waves with viscosity moving in deep water with or without surface tension effects. This…

偏微分方程分析 · 数学 2020-04-01 Rafael Granero-Belinchón , Stefano Scrobogna

We consider the gravity-capillary water waves problem in a domain $\Omega_t \subset \mathbb{T} \times \mathbb{R}$ with substantial geometric features. Namely, we consider a variable bottom, smooth obstacles in the flow and a constant…

偏微分方程分析 · 数学 2022-03-31 Gary Moon

We consider the capillary-gravity water wave equation in two dimensions. We assume that the fluid is inviscid, incompressible, irrotational and the air density is zero. We construct an energy functional and prove a local wellposedness…

偏微分方程分析 · 数学 2020-12-25 Siddhant Agrawal

A two-dimensional water wave system is examined consisting of two discrete incompressible fluid domains separated by a free common interface. In a geophysical context this is a model of an internal wave, formed at a pycnocline or…

流体动力学 · 物理学 2018-11-09 Alan Compelli , Rossen Ivanov

The classical equations of irrotational water waves have recently been reformulated as a system of two equations, one of which is an explicit non-local equation for the wave height and for the velocity potential evaluated on the free…

偏微分方程分析 · 数学 2011-08-01 Anthony C. L Ashton , A. S. Fokas

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

This article is concerned with the incompressible, infinite depth water wave equation in two space dimensions, with gravity and constant vorticity but with no surface tension. We consider this problem expressed in position-velocity…

偏微分方程分析 · 数学 2018-10-31 Mihaela Ifrim , Daniel Tataru

The equations for waves on the surface of an irrotational incompressible fluid are derived in the coordinates of the velocity potential/stream function. The low frequency shallow water approximation for these waves is derived for a varying…

广义相对论与量子宇宙学 · 物理学 2015-06-05 W. G. Unruh
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