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We study traveling wave solutions of an equation for surface waves of moderate amplitude arising as a shallow water approximation of the Euler equations for inviscid, incompressible and homogenous fluids. We obtain solitary waves of…

Classical Analysis and ODEs · Mathematics 2013-12-06 Armengol Gasull , Anna Geyer

The modified method of simplest equation is applied to the extended Korteweg - de Vries equation and to generalized Camassa - Holm equation. Exact traveling wave solutions of these two nonlinear partial differential equations are obtained.…

Exactly Solvable and Integrable Systems · Physics 2012-07-31 Nikolay K. Vitanov , Zlatinka I. Dimitrova , Holger Kantz

We discuss the application of a variant of the method of simplest equation for obtaining exact traveling wave solutions of a class of nonlinear partial differential equations containing polynomial nonlinearities. As simplest equation we use…

Exactly Solvable and Integrable Systems · Physics 2015-07-17 Nikolay K. Vitanov , Zlatinka I. Dimitrova , Kaloyan N. Vitanov

The method of simplest equation is applied for obtaining exact solitary traveling-wave solutions of nonlinear partial differential equations that contain monomials of odd and even grade with respect to participating derivatives. The used…

Exactly Solvable and Integrable Systems · Physics 2017-08-08 Nikolay K. Vitanov , Zlatinka I. Dimitrova , Tsvetelina I. Ivanova

We apply the method of simplest equation for obtaining exact solitary traveling-wave solutions of nonlinear partial differential equations that contain monomials of odd and even grade with respect to participating derivatives. We consider…

Exactly Solvable and Integrable Systems · Physics 2014-09-22 Nikolay K. Vitanov , Zlatinka I. Dimitrova

In this paper we employ three recent analytical approaches to investigate the possible classes of traveling wave solutions of some members of a family of so-called short-pulse equations (SPE). A recent, novel application of phase-plane…

Mathematical Physics · Physics 2015-06-19 G. Gambino , U. Tanriver , P. Guha , A. Ghose Choudhury , S. Roy Choudhury

We present a short review of the evolution of the methodology of the Method of simplest equation for obtaining exact particular solutions of nonlinear partial differential equations (NPDEs) and the recent extension of a version of this…

Exactly Solvable and Integrable Systems · Physics 2019-06-20 Nikolay K. Vitanov

We propose a simple algebraic method for generating classes of traveling wave solutions for a variety of partial differential equations of current interest in nonlinear science. This procedure applies equally well to equations which may or…

Pattern Formation and Solitons · Physics 2010-04-20 Dionisio Bazeia , Ashok Das , Laercio Losano , Mauro Jose dos Santos

In the present work, we revisit the so-called regularized short pulse equation (RSPE) and, in particular, explore the traveling wave solutions of this model. We theoretically analyze and numerically evolve two sets of such solutions. First,…

Pattern Formation and Solitons · Physics 2015-06-19 Y. Shen , T. P. Horikis , P. G. Kevrekidis , D. J. Frantzeskakis

Our goal is to find closed form analytic expressions for the solitary waves of nonlinear nonintegrable partial differential equations. The suitable methods, which can only be nonperturbative, are classified in two classes. In the first…

Pattern Formation and Solitons · Physics 2014-06-26 Robert Conte , Micheline Musette

We present an elementary method to obtain the equations of the shallow-water solitary waves in different orders of approximation. The first two of these equations are solved to get the shapes and propagation velocities of the corresponding…

Fluid Dynamics · Physics 2009-09-14 Gábor B. Halász

In this work, we study the generalized shallow water wave equation to obtain novel solitary wave solutions. The application of this non-linear model can be found in tidal waves, weather simulations, tsunami prediction, river and irrigation…

Mathematical Physics · Physics 2024-01-03 Rajib Mia , Arjun Kumar Paul

In this article, we follow an idea that is opposite to the idea of Hopf and Cole: we use transformations in order to transform simpler linear or nonlinear differential equations (with known solutions) to more complicated nonlinear…

Exactly Solvable and Integrable Systems · Physics 2023-12-07 Nikolay K. Vitanov

The modification of simplest equation method to look for exact solutions of nonlinear partial differential equations is presented. Using this method we obtain exact solutions of generalized Korteweg-de Vries equation with cubic source and…

Exactly Solvable and Integrable Systems · Physics 2010-11-23 Olga Yu. Efimova

Some effects of surface tension on fully-nonlinear, long, surface water waves are studied by numerical means. The differences between various solitary waves and their interactions in subcritical and supercritical surface tension regimes are…

Fluid Dynamics · Physics 2020-02-20 Denys Dutykh , Mark Hoefer , Dimitrios Mitsotakis

A forced KdV equation is derived to describe weakly nonlinear, shallow water surface wave propagation over non trivial bottom boundary condition. We show that different functional forms of bottom boundary conditions self-consistently…

Pattern Formation and Solitons · Physics 2015-06-19 Abhik Mukherjee , M. S. Janaki

Traveling wave solutions to Kawahara equation (KE), transmission line (TL), and Korteweg-de Vries (KdV) equation are found by using an elliptic function method which is more general than the $\mathrm{tanh}$-method. The method works by…

Pattern Formation and Solitons · Physics 2017-11-09 Stefan C. Mancas

wave solutions to nonlinear partial differential equations. We simplify the so called (G'/G)-expansion method and apply two of those methods to simple physical problems.

Mathematical Physics · Physics 2009-02-24 Francisco M. Fernandez

New method is presented to look for exact solutions of nonlinear differential equations. Two basic ideas are at the heart of our approach. One of them is to use the general solutions of the simplest nonlinear differential equations. Another…

Exactly Solvable and Integrable Systems · Physics 2015-06-26 N. A. Kudryashov

Direct algebraic method of obtaining exact solutions to nonlinear PDE's is applied to certain set of nonlinear nonlocal evolutionary equations, including nonlinear telegraph equation, hyperbolic generalization of Burgers equation and some…

Mathematical Physics · Physics 2009-11-10 Vsevolod A. Vladimirov , Ekaterina V. Kutafina
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