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We establish the long time existence of solutions for the "Boussinesq-Full Dispersion" systems modeling the propagation of internal waves in a two-layer system. For the two-dimensional Hamiltonian case we prove the global existence of small…

偏微分方程分析 · 数学 2019-09-19 Jean-Claude Saut , Li Xu

In this work we prove a global well-posedness result for a tridimensional rescaled Boussinesq system, with positive full viscosity and diffusivity parameters in the framework of critical Fourier-Besov spaces. This rescaled approach permits…

偏微分方程分析 · 数学 2022-07-14 Leithold L. Aurazo-Alvarez

In this paper, we show the local well-posedness of the generalized Boussinesq equation(gBQ) in $L^{2}(\mathbb{R}^d), H^{1}(\mathbb{R}^d)$ and obtain the global well-posedness, finite-time blowup and small initial data scattering of gBQ in…

偏微分方程分析 · 数学 2021-12-14 Jie Chen , Boling Guo , Jie Shao

We investigate here the interactions of waves governed by a Boussinesq system with a partially immersed body allowed to move freely in the vertical direction. We show that the whole system of equations can be reduced to a transmission…

偏微分方程分析 · 数学 2021-02-16 Geoffrey Beck , David Lannes

The paper is devoted to investigating the well-posedness, stability and large-time behavior near the hydrostatic balance for the 2D Boussinesq equations with partial dissipation. More precisely, the global well-posedness is obtained in the…

偏微分方程分析 · 数学 2024-07-30 Kyungkeun Kang , Jihoon Lee , Dinh Duong Nguyen

The Boussinesq-Peregrine system is derived from the water waves system in presence of topographic variation under the hypothesis of shallowness and small amplitude regime. The system becomes significantly simpler (at least in the…

偏微分方程分析 · 数学 2024-06-10 Luc Molinet , Raafat Talhouk

In this paper, we consider the viscous, incompressible, nonlinear Boussinesq system in two and three spatial dimension. We study the existence and regularity of solutions to the Boussinesq system with nonhomogeneous boundary conditions for…

偏微分方程分析 · 数学 2023-06-21 Arnab Roy

In this paper we prove the global well-posedness of the two-dimensional Boussinesq system with zero viscosity for rough initial data.

偏微分方程分析 · 数学 2007-11-21 Taoufik Hmidi , Sahbi Keraani

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

The aim of this paper is to present a survey and a detailed numerical study on a remarkable Boussinesq system describing weakly nonlinear, long surface water waves. In the one-dimensional case, this system can be viewed as a dispersive…

偏微分方程分析 · 数学 2024-03-20 C. Klein , J. -C. Saut

We consider a Boussinesq system describing one-dimensional internal waves which develop at the boundary between two immiscible fluids, and we restrict to its traveling waves. The method which yields explicitly all the elliptic or degenerate…

斑图形成与孤子 · 物理学 2017-10-18 Hai Yen Nguyen , Fre'de'ric Dias , Robert Conte

The theory of internal waves between two layers of immiscible fluids is important both for its applications in oceanography and engineering, and as a source of interesting mathematical model equations that exhibit nonlinearity and…

经典物理 · 物理学 2007-09-14 Hai Yen Nguyen , Frédéric Dias

This paper is concerned with the initial value problem for a system of one-dimensional fourth-order dispersive partial differential equations on the torus with nonlinearity involving derivatives up to second order. This paper gives…

偏微分方程分析 · 数学 2024-11-04 Eiji Onodera

We show that the semi-implicit time discretization approaches previously introduced for multilayer shallow water models for the barotropic case can be also applied to the variable density case with Boussinesq approximation. Furthermore,…

数值分析 · 数学 2021-04-27 Luca Bonaventura , José Garres-Díaz

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

Most of the asymptotically derived Boussinesq systems of water wave theory for long waves of small amplitude fail to satisfy exact mechanical conservation laws for mass, momentum and energy. It is thus only fair to consider approximate…

In this paper, we investigate the well-posedness of a nonlinear dispersive model with variable coefficients that describes the evolution of surface waves propagating through a one-dimensional shallow water channel of finite length with…

数值分析 · 数学 2025-10-14 Juan Carlos Muñoz Grajales , Deissy Marcela Pizo

We present a comprehensive introduction and overview of a recently derived model equation for waves of large amplitude in the context of shallow water waves and provide a literature review of all the available studies on this equation.…

偏微分方程分析 · 数学 2020-11-04 Nilay Duruk Mutlubas , Anna Geyer , Ronald Quirchmayr

We prove a Prodi-Serrin-type global regularity condition for the three-dimensional Magnetohydrodynamic-Boussinesq system (3D MHD-Boussinesq) without thermal diffusion, in terms of only two velocity and two magnetic components. This is the…

偏微分方程分析 · 数学 2016-09-21 Adam Larios , Yuan Pei

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