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This article represents the first installment of a series of papers concerned with low regularity solutions for the water wave equations in two space dimensions. Our focus here is on sharp cubic energy estimates. Precisely, we introduce and…

偏微分方程分析 · 数学 2023-01-20 Albert Ai , Mihaela Ifrim , Daniel Tataru

In this paper we construct periodic capillarity-gravity water waves with an arbitrary bounded vorticity distribution. This is achieved by reexpressing, in the height function formulation of the water wave problem, the boundary condition…

偏微分方程分析 · 数学 2015-06-18 Anca-Voichita matioc , Bogdan-Vasile Matioc

We consider the gravity-capillary water waves equations for a bi-dimensional fluid with a periodic one-dimensional free surface. We prove a rigorous reduction of this system to Birkhoff normal form up to cubic degree. Due to the possible…

偏微分方程分析 · 数学 2019-05-15 Massimiliano Berti , Roberto Feola , Luca Franzoi

We consider the full irrotational water waves system with surface tension and no gravity in dimension two (the capillary waves system), and prove global regularity and modified scattering for suitably small and localized perturbations of a…

偏微分方程分析 · 数学 2017-04-06 Alexandru D. Ionescu , Fabio Pusateri

We provide a uniform decay estimate of Morawetz type for the local energy of general solutions to the inhomogeneous wave equation on a Schwarzchild background. This estimate is both uniform in space and time, so in particular it implies a…

偏微分方程分析 · 数学 2009-11-11 Pieter Blue , Jacob Sterbenz

This article concerns the Cauchy problem for the gravity-capillary water waves system in general dimensions. We establish local well-posedness for initial data in $H^s$, with $s > \frac{d}{2} + 2 - \mu$, with $\mu = \frac{3}{14}$ and $\mu =…

偏微分方程分析 · 数学 2023-08-31 Albert Ai

This article is concerned with the infinite depth water wave equation in two space dimensions. We consider this problem expressed in position-velocity potential holomorphic coordinates. Viewing this problem as a quasilinear dispersive…

偏微分方程分析 · 数学 2014-10-14 John Hunter , Mihaela Ifrim , Daniel Tataru

We exhibit blow-up conditions for the gravity water-waves equations in any dimension and in domains with arbitrary bottoms. We follow the method by Alazard, Burq and Zuily of using a paradifferential reduction of the equations and derive…

偏微分方程分析 · 数学 2014-07-28 Thibault de Poyferré

We consider the 3D compressible isentropic Euler equations describing the motion of a liquid in an unbounded initial domain with a moving boundary and a fixed flat bottom at finite depth. The liquid is under the influence of gravity and…

偏微分方程分析 · 数学 2026-05-08 Chenyun Luo , Junyan Zhang

This paper presents the second-order perturbation theory of the Navier-Stokes equations for free surface flows, with the wave amplitude considered as the perturbation parameter. Gravity-capillary surface waves in incompressible viscous…

流体动力学 · 物理学 2023-03-28 Arash Ghahraman , Gyula Bene

A nonlinear Schr\"odinger equation for the envelope of two-dimensional gravity-capillary waves propagating at the free surface of a vertically sheared current of constant vorticity is derived. In this paper we extend to gravity-capillary…

流体动力学 · 物理学 2018-10-17 H. -C. Hsu , C. Kharif , M. Abid , Y. -Y. Chen

Regularizing effects of surface tension are studied for interfacial waves between a two-dimensional, infinitely-deep and irrotational flow of water and vacuum. The water wave problem under the influence of surface tension is formulated as a…

偏微分方程分析 · 数学 2012-10-02 Vera Mikyoung Hur

Fully localised solitary waves are travelling-wave solutions of the three-dimensional gravity-capillary water wave problem which decay to zero in every horizontal spatial direction. Their existence for water of finite depth has recently…

偏微分方程分析 · 数学 2022-05-11 Boris Buffoni , Mark D. Groves , Erik Wahlén

The spherical capillary water waves equation describes the motion of an almost spherical water droplet under zero gravity governed by water-air interface tension. Using para-differential calculus on compact Lie groups and homogeneous spaces…

偏微分方程分析 · 数学 2023-10-12 Chengyang Shao

In this article, we develop the local Cauchy theory for the gravity water waves system, for rough initial data which do not decay at infinity. We work in the context of $L^2$-based uniformly local Sobolev spaces introduced by Kato. We prove…

偏微分方程分析 · 数学 2014-04-17 Thomas Alazard , Nicolas Burq , Claude Zuily

This paper studies the nonlinear stability of capillary-gravity waves propagating along the interface dividing two immiscible fluid layers of finite depth. The motion in both regions is governed by the incompressible and irrotational Euler…

偏微分方程分析 · 数学 2022-03-09 Robin Ming Chen , Samuel Walsh

We consider the gravity-capillary waves in any dimension and in fluid domains with general bottoms. Using the paradiferential reduction established in the companion paper, we prove Strichartz estimates for solutions to this problem, at a…

偏微分方程分析 · 数学 2015-08-03 Thibault de Poyferre , Quang Huy Nguyen

We consider the stability of periodic gravity-capillary waves of finite amplitude for small values of the surface tension. Linear stability with respect to both superharmonic and subharmonic perturbations is calculated for each solution,…

流体动力学 · 物理学 2026-04-28 Josh Shelton , Adam Rook

We prove an extended lifespan result for the full gravity-capillary water waves system with a $2$ dimensional periodic interface: for initial data of sufficiently small size $\varepsilon$, smooth solutions exist up to times of the order of…

偏微分方程分析 · 数学 2019-09-24 A. D. Ionescu , F. Pusateri

The gravity water waves equations describe the evolution of the surface of an incompressible, irrotational fluid in the presence of gravity. The classical regularity threshold for the well-posedness of this system requires initial velocity…

偏微分方程分析 · 数学 2018-11-27 Albert Ai