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Related papers: Rogue Wave Multiplets in the Complex KdV Equation

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This work is divided into two parts. First, we analyze the existence of positive bound and ground states for a second order stationary system coming from a coupled system of nonlinear Schr\"odinger--Korteweg-de Vries equations. Second, we…

Analysis of PDEs · Mathematics 2016-10-19 Rasiel Fabelo

General rogue waves in the focusing and defocusing Ablowitz-Ladik equations are derived by the bilinear method. In the focusing case, it is shown that rogue waves are always bounded. In addition, fundamental rogue waves reach peak…

Exactly Solvable and Integrable Systems · Physics 2015-06-18 Yasuhiro Ohta , Jianke Yang

The KdV equation is a model equation for waves at the surface of an inviscid incompressible fluid, and it is well known that the equation describes the evolution of unidirectional waves of small amplitude and long wavelength fairly…

Fluid Dynamics · Physics 2016-03-31 Mats K. Brun , Henrik Kalisch

We generalize the non-linear one-dimensional equation of a fluid layer for any depth and length as an infinite order differential equation for the steady waves. This equation can be written as a q-differential one, with its general solution…

q-alg · Mathematics 2009-10-30 A. Ludu , R. A. Ionescu , W. Greiner

We study the nonlinear interactions of waves with a doubled-peaked power spectrum in shallow water. The starting point is the prototypical equation for nonlinear uni-directional waves in shallow water, i.e. the Korteweg de Vries equation.…

Chaotic Dynamics · Physics 2009-11-07 M. Onorato , D. Ambrosi , A. R. Osborne , M. Serio

Two page encyclopedic article about the Korteweg-de Vries equation covering historical perspective, solitary wave and periodic solutions, modern developments, properties and applications, and further reading.

Exactly Solvable and Integrable Systems · Physics 2013-08-27 Willy Hereman

We apply the method of nonlinear steepest descent to compute the long-time asymptotics of the Korteweg-de Vries equation with steplike initial data leading to a rarefaction wave. In addition to the leading asymptotic we also compute the…

Exactly Solvable and Integrable Systems · Physics 2016-09-20 Kyrylo Andreiev , Iryna Egorova , Till Luc Lange , Gerald Teschl

We present a brief discussion on the nonlinear Schr{\"o}dinger equation for modeling the propagation of the deep-water wavetrains and a discussion on its doubly-localized breather solutions that can be connected to the sudden formation of…

Exactly Solvable and Integrable Systems · Physics 2013-01-08 Nikolay K. Vitanov , Amin Chabchoub , Norbert Hoffmann

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

In this study, we present a comprehensive global spectral analysis of the convection dispersion equation, which is also referred to in specific contexts as the Korteweg de Vries (KdV) equation, to investigate the behaviour of high order…

Numerical Analysis · Mathematics 2025-07-22 Lavanya V Salian , Vivek S Yadav , Rathan Samala , Rakesh Kumar

Symmetry reductions of systems of two nonlinear partial differential equations are studied. We find ansatzes reducing system of partial differential equations to system of ordinary differential equations. The method is applied to system…

Exactly Solvable and Integrable Systems · Physics 2025-03-28 I. M. Tsyfra , P. Sitko

The exhaustive group classification of a class of variable coefficient generalized KdV equations is presented, which completes and enhances results existing in the literature. Lie symmetries are used for solving an initial and boundary…

Mathematical Physics · Physics 2014-04-01 O. O. Vaneeva , N. C. Papanicolaou , M. A. Christou , C. Sophocleous

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

Rogue waves are abnormally large waves which appear unexpectedly and have attracted considerable attention, particularly in recent years. The one space, one time (1+1) nonlinear Schr\"odinger equation is often used to model rogue waves; it…

Pattern Formation and Solitons · Physics 2021-09-14 Mark J. Ablowitz , Justin T. Cole

We consider the spectral problem of the Lax pair associated to periodic integrable partial differential equations. We assume this spectral problem to be a polynomial of degree $d$ in the spectral parameter $\lambda$. From this assumption,…

Analysis of PDEs · Mathematics 2018-01-09 J. Adrían Espínola-Rocha , F. X. Portillo-Bobadilla

This paper represents a new perspective in understanding the controllability of the Korteweg-de Vries (KdV) equation on unbounded domains. By studying the equation on both the right and left half-line with a single control input, we show…

Analysis of PDEs · Mathematics 2026-05-19 Roberto de A. Capistrano-Filho , Fernando Gallego

An analysis of traveling wave solutions of partial differential equation (PDE) systems with cross-diffusion is presented. The systems under study fall in a general class of the classical Keller-Segel models to describe chemotaxis. The…

Numerical Analysis · Computer Science 2007-06-08 Faina Berezovskaya , Artem Novozhilov , Georgy Karev

We report rogue-wave and lump patterns associated with Umemura polynomials, which arise in rational solutions of the third Painlev\'{e} equation. We first show that in many integrable equations such as the nonlinear Schr\"odinger equation…

Exactly Solvable and Integrable Systems · Physics 2026-04-28 Bo yang , Jianke Yang

We study extreme wave formation for the Korteweg-de Vries equation on the torus with random initial data of average size $\epsilon$. We establish a large deviations principle for the supremum of the solution over arbitrarily long polynomial…

Analysis of PDEs · Mathematics 2026-05-04 Riccardo Berforini D'Aquino , Ricardo Grande

In this article we provide formulations of energy flux and radiation stress consistent with the scaling regime of the Korteweg-de Vries (KdV) equation. These quantities can be used to describe the shoaling of cnoidal waves approaching a…

Fluid Dynamics · Physics 2021-02-25 Martin O. Paulsen , Henrik Kalisch
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