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The dynamics of nonlinear waves with controllable dispersion, nonlinearities, and background continues to be an exciting line of research in recent years. In this work, we focus to investigate an integrable (3+1)-dimensional nonlinear model…

Pattern Formation and Solitons · Physics 2023-02-02 Sudhir Singh , K. Sakkaravarthi , K. Murugesan

In this paper, a generalized (3 + 1)-dimensional variable-coefficient nonlinear-wave equation is studied in liquid with gas bubbles. Based on the Hirota's bilinear form and symbolic computation, lump and interaction solutions between lump…

Pattern Formation and Solitons · Physics 2020-10-27 Jian-Guo Liu , Wen-Hui Zhu , Yan He , Ya-Kui Wu

We investigate the interaction characteristics of nonlinear coherent structures in the couple Boussinesq (CB) system using the Hirota bilinear approach. First, we derive the lump solutions using a positive quadratic polynomial within the…

Pattern Formation and Solitons · Physics 2025-05-01 Snehalata Nasipuri , Prasanta Chatterjee

Lump solutions are spatially rationally localized solutions which usually arise as solutions to higher dimensional nonlinear partial differential equations often possessing Hirota bilinear forms. Under some parameter constraint, these…

Exactly Solvable and Integrable Systems · Physics 2023-09-01 Solomon Manukure , Morgan McAnally , Yuan Zhou , Demetrius Rowland , Gina Pantano

In this paper, a variable-coefficient Boiti-Leon-Manna-Pempinelli equation is to be investigated. We obtain abundant multi-wave, breather wave and lump solutions by using the three waves method, the homoclinic breather approach and the…

Pattern Formation and Solitons · Physics 2020-10-27 Jian-Guo Liu , Wang-Ping Xiong

Nonlinear waves in a liquid containing gas bubbles are considered in the three-dimensional case. Nonlinear evolution equation is given for description of long nonlinear pressure waves. It is shown that in the general case the equation is…

Pattern Formation and Solitons · Physics 2012-01-24 Nikolay A. Kudryashov , Dmitry I. Sinelshchikov

Considering the importance of ever-increasing interest in exploring localized waves, we investigate a generalized (3+1)-dimensional Hirota-Satsuma-Ito equation describing the unidirectional propagation of shallow-water waves and perform…

Exactly Solvable and Integrable Systems · Physics 2022-04-13 Sudhir Singh , K. Sakkaravarthi , T. Tamizhmani , K. Murugesan

Physics of nonlinear waves on variable backgrounds and the relevant mathematical analysis continues to be the challenging aspect of the study. In this work, we consider a (3+1)-dimensional nonlinear model describing the dynamics of {water…

Pattern Formation and Solitons · Physics 2022-03-09 Sudhir Singh , K. Sakkaravarthi , K. Murugesan

This article is devoted to exact solutions of the Boussinesq equation that models nonlinear shallow water waves. For this we use the Hirota bilinear method and differential constrains. Out solutions describe in particular the motion of the…

Fluid Dynamics · Physics 2018-05-23 O. V. Kaptsov , D. O. Kaptsov

We consider the modulational instability of nonlinearly interacting two-dimensional waves in deep water, which are described by a pair of two-dimensional coupled nonlinear Schroedinger equations. We derive a nonlinear dispersion relation.…

Chaotic Dynamics · Physics 2007-05-23 P. K. Shukla , I. Kourakis , B. Eliasson , M. Marklund , L. Stenflo

The study of nonlocal nonlinear systems and their dynamics is a rapidly increasing field of research. In this study, we take a closer look at the extended nonlocal Kadomtsev-Petviashvili (enKP) model through a systematic analysis of…

Pattern Formation and Solitons · Physics 2023-08-21 K. Sakkaravarthi , Sudhir Singh , N. Karjanto

Lump solutions are analytical rational function solutions localized in all directions in space. We analyze a class of lump solutions, generated from quadratic functions, to nonlinear partial differential equations. The basis of success is…

Exactly Solvable and Integrable Systems · Physics 2016-07-26 Wen-Xiu Ma , Yuan Zhou

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

We study the behavior of nonlinear waves in a two-dimensional medium with density and stress relation that vary periodically in space. Efficient approximate Riemann solvers are developed for the corresponding variable-coefficient…

Numerical Analysis · Mathematics 2013-07-18 Manuel Quezada de Luna David I. Ketcheson

The dynamics of gravitational waves is investigated in full 3+1 dimensional numerical relativity, emphasizing the difficulties that one might encounter in numerical evolutions, particularly those arising from non-linearities and gauge…

General Relativity and Quantum Cosmology · Physics 2011-09-09 Peter Anninos , Joan Masso , Edward Seidel , Wai-Mo Suen , Malcolm Tobias

In this paper, we use Hirota's bilinear method to directly construct periodic wave solutions of nonlinear equations. The asymptotic property of periodic wave solutions are analyzed. It is shown that well-known soliton solutions can be…

Exactly Solvable and Integrable Systems · Physics 2016-09-08 H. H. Dai , E. G. Fan X. G. Geng

A Jimbo-Miwa like nonlinear differential equation in (3+1)-dimensions is developed through a generalized bilinear equation with the generalized bilinear derivatives. Based on the generalized bilinear forms, two classes of lump solutions,…

Exactly Solvable and Integrable Systems · Physics 2016-11-15 Harun-Or-Roshid , M. Zulfikar Ali

This work deals with the dynamics of higher-order rogue waves in a new integrable (2+1)-dimensional Boussinesq equation governing the evolution of high and steep gravity water waves. To achieve this objective, we construct rogue wave…

Exactly Solvable and Integrable Systems · Physics 2020-11-03 Sudhir Singh , Lakhveer Kaur , K. Sakkaravarthi , R. Sakthivel , K. Murugesan

Under investigation is a new (3+1)-dimensional Boiti-Leon-Manna-Pempinelli equation. The main results are listed as follows: (i) lump solutions; (ii) Interaction solutions between lump wave and solitary waves; (iii) Interaction solutions…

Pattern Formation and Solitons · Physics 2020-10-27 Jian-Guo Liu , Abdul-Majid Wazwaz

A nonlinear transformation of the dispersive long wave equations in (2+1) dimensions is derived by using the homogeneous balance method. With the aid of the transformation given here, exact solutions of the equations are obtained.

Analysis of PDEs · Mathematics 2015-06-26 Mingliang Wang , Yubin Zhou , Zhibin Li
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