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Related papers: A stability analysis for the Korteweg-de Vries equ…

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The Korteweg de Vries (KdV) equation with small dispersion is a model for the formation and propagation of dispersive shock waves in one dimension. Dispersive shock waves in KdV are characterized by the appearance of zones of rapid…

solv-int · Physics 2008-02-03 T. Grava

We consider periodic solutions to equations of Korteweg-Devries type. While the stability theory for periodic waves has received much some attention the theory is much less developed than the analogous theory for solitary wave stability,…

Analysis of PDEs · Mathematics 2009-07-27 Jared C. Bronski , Mathew A. Johnson , Todd Kapitula

The Korteweg-de Vries (KdV) equation is known as a universal equation describing various long waves in dispersive systems. In this article, we prove that in a certain scaling regime, a large class of rough solutions to the Boussinesq…

Analysis of PDEs · Mathematics 2024-04-12 Younghun Hong , Changhun Yang

We have derived the extended Korteweg-de Vries equation describing the long gravity waves without limitation to surface deviation. The only restriction to the surface deviation is connected with the stability condition for appropriate…

Fluid Dynamics · Physics 2023-04-19 Vladimir I. Kruglov

The present paper develops boundary output-feedback stabilization of the Korteweg-de Vries (KdV) equation with sensors and an actuator located at different boundaries (anti collocated set-up) using backstepping method. The feedback control…

Analysis of PDEs · Mathematics 2016-03-30 Agus Hasan

The existence of ``dispersion-managed solitons'', i.e., stable pulsating solitary-wave solutions to the nonlinear Schr\"{o}dinger equation with periodically modulated and sign-variable dispersion is now well known in nonlinear optics. Our…

Exactly Solvable and Integrable Systems · Physics 2009-11-07 Simon Clarke , Boris A. Malomed , Roger Grimshaw

We consider a randomly perturbed Korteweg-de Vries equation. The perturbation is a random potential depending both on space and time, with a white noise behavior in time, and a regular, but stationary behavior in space. We investigate the…

Analysis of PDEs · Mathematics 2009-01-15 Anne De Bouard , Arnaud Debussche

(Due to the limit on the number of characters for an abstract set by arXiv, the full abstract can not be displayed here. See the abstract in the paper.) We study dispersive equations with a time non-homogeneous modulation acting on the…

Analysis of PDEs · Mathematics 2024-10-22 Khalil Chouk , Massimiliano Gubinelli , Guopeng Li , Jiawei Li , Tadahiro Oh

We consider the initial value problem (IVP) for the fractional Korteweg-de Vries equation (fKdV) \begin{equation}\label{abstracteq1} \left\{ \begin{array}{ll} \partial_{t}u-D_{x}^{\alpha}\partial_{x}u+u\partial_{x}u=0, &…

Analysis of PDEs · Mathematics 2019-02-25 Argenis Mendez

This article concerns the nonlinear Korteweg-de Vries equation with boundary time-delay feedback. Under appropriate assumption on the coefficients of the feedbacks (delayed or not), we first prove that this nonlinear infinite dimensional…

Analysis of PDEs · Mathematics 2017-11-28 Lucie Baudouin , Emmanuelle Crépeau , Julie Valein

Non-holonomic deformations of integrable equations of the KdV hierarchy are studied by using the expansions over the so-called "squared solutions" (squared eigenfunctions). Such deformations are equivalent to perturbed models with external…

Exactly Solvable and Integrable Systems · Physics 2012-01-25 Vladimir S. Gerdjikov , Georgi G. Grahovski , Rossen I. Ivanov

We establish the nonlinear stability of solitary waves (solitons) and periodic traveling wave solutions (cnoidal waves) for a Korteweg-de Vries (KdV) equation which includes a fifth order dispersive term. The traveling wave solutions which…

Mathematical Physics · Physics 2017-11-21 Ronald Adams , Stefan C. Mancas

Generalized solitary waves with exponentially small non-decaying far field oscillations have been studied in a range of singularly-perturbed differential equations, including higher-order Korteweg-de Vries (KdV) equations. Many of these…

Mathematical Physics · Physics 2018-12-24 Nalini Joshi , Christopher J. Lustri

We investigate the stability of traveling front solutions to nonlinear diffusive-dispersive equations of Burgers type, with a primary focus on the Korteweg-de Vries-Burgers (KdVB) equation, although our analytical findings extend more…

Analysis of PDEs · Mathematics 2025-06-03 Blake Barker , Jared C. Bronski , Vera Mikyoung Hur , Zhao Yang

Periodic waves are investigated in a system composed of a Kuramoto-Sivashinsky - Korteweg-de Vries (KS-KdV) equation, which is linearly coupled to an extra linear dissipative equation. The model describes, e.g., a two-layer liquid film…

Pattern Formation and Solitons · Physics 2009-11-07 Bao-Feng Feng , Boris A. Malomed , Takuji Kawahara

The Cauchy problem for the Korteweg de Vries (KdV) equation with small dispersion of order $\e^2$, $\e\ll 1$, is characterized by the appearance of a zone of rapid modulated oscillations. These oscillations are approximately described by…

Mathematical Physics · Physics 2009-11-13 T. Grava , C. Klein

This paper provides an alternative methodology for analysis of three-wave interactions under the exact dispersion relation associated with gravity waves in fluid of intermediate depth. A Korteweg-de Vries type of equation with exact…

Fluid Dynamics · Physics 2016-09-06 N. Karjanto

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.

Exactly Solvable and Integrable Systems · Physics 2009-10-30 Sevdzhan Hakkaev , Iliya D. Iliev , Kiril Kirchev

The distance between the solutions to the integrable Korteweg-de Vries (KdV) equation and a broad class of non-integrable generalized KdV (gKdV) equations is estimated in appropriate Sobolev spaces. This family of equations includes, as…

Analysis of PDEs · Mathematics 2026-02-06 Nikos I. Karachalios , Dionyssios Mantzavinos , Jeffrey Oregero

The Korteweg-de Vries (KdV) equation governs the propagation of nonlinear internal and surface gravity waves in shallow ocean environments, where the balance between nonlinear steepening and frequency-dependent dispersion produces solitons.…