Results 11 to 20 of about 32,605 (214)

N-Fold Darboux Transformation for the Classical Three-Component Nonlinear Schrödinger Equations and Its Exact Solutions [PDF]

open access: yesMathematics, 2021
In this paper, by using the gauge transformation and the Lax pairs, the N-fold Darboux transformation (DT) of the classical three-component nonlinear Schrödinger (NLS) equations is given.
Yu-Shan Bai, Peng-Xiang Su, Wen-Xiu Ma
doaj   +2 more sources

Finite Difference Solution Methods for a System of the Nonlinear Schrödinger Equations [PDF]

open access: yesNonlinear Analysis, 2004
This paper investigates finite difference schemes for solving a system of the nonlinear Schrödinger (NLS) equations. Several types of schemes, including explicit, implicit, Hopscotch-type and Crank-Nicholson-type are defined.
A. Kurtinaitis, F. Ivanauskas
doaj   +3 more sources

Integrable Hierarchy of Higher Nonlinear Schrödinger Type Equations [PDF]

open access: yesSymmetry, Integrability and Geometry: Methods and Applications, 2006
Addition of higher nonlinear terms to the well known integrable nonlinear Schrödinger (NLS) equations, keeping the same linear dispersion (LD) usually makes the system nonintegrable. We present a systematic method through a novel Eckhaus-Kundu hierarchy,
Anjan Kundu
doaj   +9 more sources

Spectral Curves for the Derivative Nonlinear Schrödinger Equations [PDF]

open access: yesSymmetry, 2021
Currently, in nonlinear optics, models associated with various types of the nonlinear Schrödinger equation (scalar (NLS), vector (VNLS), derivative (DNLS)), as well as with higher and mixed equations from the corresponding hierarchies are usually studied.
A. O. Smirnov
semanticscholar   +2 more sources

Finite difference scheme for two-dimensional periodic nonlinear Schrödinger equations [PDF]

open access: yesJournal of evolution equations (Printed ed.), 2019
A nonlinear Schrödinger equation (NLS) on a periodic box can be discretized as a discrete nonlinear Schrödinger equation (DNLS) on a periodic cubic lattice, which is a system of finitely many ordinary differential equations.
Younghun Hong   +3 more
semanticscholar   +3 more sources

On Blow-Up and Explicit Soliton Solutions for Coupled Variable Coefficient Nonlinear Schrödinger Equations [PDF]

open access: yesMathematics
This work is concerned with the study of explicit solutions for a generalized coupled nonlinear Schrödinger equations (NLS) system with variable coefficients.
José M. Escorcia, Erwin Suazo
doaj   +3 more sources

Strong convergence rate of splitting schemes for stochastic nonlinear Schrödinger equations [PDF]

open access: yesJournal of Differential Equations, 2017
In this paper, we show that solutions of stochastic nonlinear Schrodinger (NLS) equations can be approximated by solutions of coupled splitting systems.
J. Cui   +3 more
semanticscholar   +3 more sources

On the probabilistic well-posedness of the nonlinear Schrödinger equations with non-algebraic nonlinearities [PDF]

open access: yesDiscrete and Continuous Dynamical Systems. Series A, 2017
We consider the Cauchy problem for the nonlinear Schrodinger equations (NLS) with non-algebraic nonlinearities on the Euclidean space. In particular, we study the energy-critical NLS on \begin{document}$ \mathbb{R}^d $\end{document} , \begin{document}$ d
Tadahiro Oh   +2 more
semanticscholar   +4 more sources

Soliton cluster solutions of nonlinear Schrödinger equations with variable coefficients in Bessel lattice [PDF]

open access: yesResults in Physics
The goal of this article is to obtain soliton cluster solutions of (2 + 1)-dimensional nonlinear variable coefficient Schrödinger equations through computerized symbolic computation.
Shaofu Wang
doaj   +2 more sources

Decay estimates for nonlinear Schrödinger equations [PDF]

open access: yesDiscrete and Continuous Dynamical Systems. Series A, 2020
In this short note, we present some decay estimates for nonlinear solutions of 3d quintic and 3d cubic NLS (nonlinear Schrodinger equations).
Chenjie Fan, Zehua Zhao
semanticscholar   +1 more source

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