Results 31 to 40 of about 48,721 (216)

New and More Solitary Wave Solutions for the Klein-Gordon-Schrödinger Model Arising in Nucleon-Meson Interaction

open access: yesFrontiers in Physics, 2021
This paper considers methods to extract exact, explicit, and new single soliton solutions related to the nonlinear Klein-Gordon-Schrödinger model that is utilized in the study of neutral scalar mesons associated with conserved scalar nucleons coupled ...
Nauman Raza   +5 more
doaj   +1 more source

Five lectures on Soliton equations [PDF]

open access: yesSurveys in Differential Geometry, 1998
42 pages, Latex2e; Contribution to Surveys in Differential Geometry, Vol.
openaire   +2 more sources

Analytical solutions of the space–time fractional Kundu–Eckhaus equation by using modified extended direct algebraic method

open access: yesPartial Differential Equations in Applied Mathematics
The study of soliton solutions for Nonlinear Fractional Partial Differential Equations (NFPDEs) has gained prominence recently because of its ability to realistically recreate complex physical processes. Numerous mathematical techniques have been devised
Muhammad Bilal   +5 more
doaj   +1 more source

Dynamics of bright and dark multi-soliton solutions for two higher-order Toda lattice equations for nonlinear waves

open access: yesAdvances in Difference Equations, 2018
Discrete N-fold Darboux transformation (DT) is used to derive new bright and dark multi-soliton solutions of two higher-order Toda lattice equations. Propagation and elastic interaction structures of such soliton solutions are shown graphically.
Nan Liu, Xiao-Yong Wen, Ling Xu
doaj   +1 more source

Effect of Phase Shift in Shape Changing Collision of Solitons in Coupled Nonlinear Schroedinger Equations [PDF]

open access: yes, 2002
Soliton interactions in systems modelled by coupled nonlinear Schroedinger (CNLS) equations and encountered in phenomena such as wave propagation in optical fibers and photorefractive media possess unusual features : shape changing intensity ...
Kanna, T., Lakshmanan, M.
core   +2 more sources

New Interaction Solutions of (3+1)-Dimensional KP and (2+1)-Dimensional Boussinesq Equations

open access: yesAbstract and Applied Analysis, 2015
The consistent tanh expansion (CTE) method has been succeeded to apply to the nonintegrable (3+1)-dimensional Kadomtsev-Petviashvili (KP) and (2+1)-dimensional Boussinesq equations.
Bo Ren, Jun Yu, Xi-Zhong Liu
doaj   +1 more source

Deriving N-soliton solutions via constrained flows

open access: yes, 2000
The soliton equations can be factorized by two commuting x- and t-constrained flows. We propose a method to derive N-soliton solutions of soliton equations directly from the x- and t-constrained flows.Comment: 8 pages, AmsTex, no figures, to be published
Ablowitz M   +13 more
core   +1 more source

Fast Method for Estimating the Parameters of Partial Differential Equations from Inaccurate Observations

open access: yesMathematics, 2023
In this paper, the problems of estimating the parameters of partial differential equations from numerous observations in the vicinity of some reference points are considered.
Gurami Tsitsiashvili   +2 more
doaj   +1 more source

On the soliton dynamics under a slowly varying medium for generalized KdV equations

open access: yes, 2009
We consider the problem of the soliton propagation, in a slowly varying medium, for a generalized Korteweg - de Vries equations (gKdV). We study the effects of inhomogeneities on the dynamics of a standard soliton.
Muñoz, Claudio
core   +2 more sources

The new soliton solutions for long and short-wave interaction system

open access: yesJournal of Ocean Engineering and Science, 2022
The goal of this paper is to discover modern soliton solutions to long and short-wave interaction system by procedures called extended rational sine-cosine and rational sinh-cosh methods.
Sayyed Masood Zekavatmand   +4 more
doaj   +1 more source

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