English
Related papers

Related papers: Transformation from the nonautonomous to standard …

200 papers

We show how to derive noncommutative versions of integrable partial difference equations using Darboux transformations. As an illustrative example, we use the nonlinear Schr\"odinger (NLS) system. We derive a noncommutative nonlinear…

Exactly Solvable and Integrable Systems · Physics 2025-07-17 S. Konstantinou-Rizos , P. Xenitidis

The Nonlinear Schr\"odinger (NLS) equation is widely used in everywhere of natural science. Various nonlinear excitations of the NLS equation have been found by many methods. However, except for the soliton-soliton interactions, it is very…

Exactly Solvable and Integrable Systems · Physics 2013-07-16 S. Y. Lou , Xue-Ping Cheng , Xiao-Yan Tang

In this paper, we report a more general class of nondegenerate soliton solutions, associated with two distinct wave numbers in different modes, for a certain class of physically important integrable two component nonlinear Schr\"{o}dinger…

Exactly Solvable and Integrable Systems · Physics 2019-12-10 S. Stalin , R. Ramakrishnan , M. Lakshmanan

In this paper, we obtain a uniform Darboux transformation for multi-component coupled NLS equations, which can be reduced to all previous presented Darboux transformation. As a direct application, we derive the single dark soliton and…

Exactly Solvable and Integrable Systems · Physics 2013-09-05 Liming Ling , Li-Chen Zhao , Boling Guo

By employing supersymmetric quantum mechanics, we present a general algorithm to construct supersymmetric partner potentials and hence derive exact stationary solutions of the inhomogeneous nonlinear Schr\"odinger equation (INLSE). This is…

Quantum Physics · Physics 2025-11-25 David J. Fernández C. , O. Pavón-Torres

In this article, we construct novel explicit solutions for nonlinear Schr\"odinger systems with spatially inhomogeneous nonlinearity by means of the Lie symmetry method. We focus the attention to solutions with non-trivial phase, which have…

Mathematical Physics · Physics 2020-01-08 J. Belmonte-Beitia , F. Güngör , P. J. Torres

We present the exact bright one-soliton and two-soliton solutions of the integrable three coupled nonlinear Schroedinger equations (3-CNLS) by using the Hirota method, and then obtain them for the general $N$-coupled nonlinear Schroedinger…

Exactly Solvable and Integrable Systems · Physics 2009-11-07 T. Kanna , M. Lakshmanan

We review recent results on global wellposedness and long-time behavior of smooth solutions to the derivative nonlinear Schr\"{o}dinger (DNLS) equation. Using the integrable character of DNLS, we show how the inverse scattering tools and…

Analysis of PDEs · Mathematics 2019-05-09 Robert Jenkins , Jiaqi Liu , Peter Perry , Catherine Sulem

The nonlinear Schr\"{o}dinger (NLS) equation can be derived as a formal approximation equation describing the envelopes of slowly modulated spatially and temporarily oscillating wave packet-like solutions to the ion Euler-Poisson equation.…

Analysis of PDEs · Mathematics 2019-08-07 Huimin Liu , Xueke Pu

The long-time asymptotic behavior of solutions to the focusing nonlinear Schr\"odinger (NLS) equation on the line with symmetric, nonzero boundary conditions at infinity is studied in the case of initial conditions that allow for the…

Analysis of PDEs · Mathematics 2021-01-19 Gino Biondini , Sitai Li , Dionyssios Mantzavinos

Based on the theory of integrable boundary conditions (BCs) developed by Sklyanin, we provide a direct method for computing soliton solutions of the focusing nonlinear Schr\"odinger (NLS) equation on the half-line. The integrable BCs at the…

Exactly Solvable and Integrable Systems · Physics 2018-09-06 Cheng Zhang

We derive the integrability conditions of nonautonomous nonlinear Schr$\rm\ddot o$dinger equations using the Lax Pair and Similarity Transformation methods. We present a comparative analysis of these integrability conditions with those of…

Mathematical Physics · Physics 2010-04-20 U. Al Khawaja

A class of non-local non-linear Schrodinger equations(NLSE) is considered in an external potential with space-time modulated coefficient of the nonlinear interaction term as well as confining and/or loss-gain terms. This is a generalization…

Exactly Solvable and Integrable Systems · Physics 2015-05-20 Debdeep Sinha , Pijush K. Ghosh

The present work addresses the study and characterization of the integrability of three famous nonlinear Schr\"odinger equations with derivative-type nonlinearities in 1+1 dimensions. Lax pairs for these three equations are successfully…

Exactly Solvable and Integrable Systems · Physics 2021-02-25 Paz Albares

In this paper, we take ODE reductions of the general nonlinear Schr\"odinger equation (NLS) AKNS system, and reduce them to Painlev\'e type equations. Specifically, the stationary solution is solved in terms of elliptic functions, and the…

Exactly Solvable and Integrable Systems · Physics 2021-04-22 Jonathon Liu

The integrable nonlocal nonlinear Schrodinger (NNLS) equation with the self-induced parity-time-symmetric potential [Phys. Rev. Lett. 110 (2013) 064105] is investigated, which is an integrable extension of the standard NLS equation. Its…

Exactly Solvable and Integrable Systems · Physics 2017-04-19 Xiao-Yong Wen , Zhenya Yan , Yunqing Yang

Integrable and nonintegrable discrete nonlinear Schr\"odinger equations (NLS) are significant models to describe many phenomena in physics. Recently, Ablowitz and Musslimani introduced a class of reverse space, reverse time and reverse…

Pattern Formation and Solitons · Physics 2019-08-14 Jia-Liang Ji , Zong-Wei Xu , Zuo-Nong Zhu

In a previous study (Matsuno Y, J. Phys. A: Math. Theor. 45(2012)23202), we have developed a systematic method for obtaining the bright soliton solutions of the Fokas-Lenells derivative nonlinear Schr\"odinger equation (FL equation shortly)…

Exactly Solvable and Integrable Systems · Physics 2012-10-25 Yoshimasa Matsuno

We present a rigorous theory of the inverse scattering transform (IST) for the three-component defocusing nonlinear Schrodinger (NLS) equation with initial conditions approaching constant values with the same amplitude as $x\to\pm\infty$.…

Exactly Solvable and Integrable Systems · Physics 2016-05-25 Gino Biondini , Daniel Kraus , Barbara Prinari

According to its Lax pair formulation, the nonlinear Schr\"odinger (NLS) equation can be expressed as the compatibility condition of two linear ordinary differential equations with an analytic dependence on a complex parameter. The first of…

Analysis of PDEs · Mathematics 2019-06-14 Jonatan Lenells , Ronald Quirchmayr