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The Darboux transformation on matrix solutions to the generalized coupled dispersionless integrable system based on some non-abelian Lie group, is studied and the solutions are shown to be expressed in terms of quasideterminants. As an…

Mathematical Physics · Physics 2015-05-14 M. Hassan

Generalized lattice Heisenberg magnet model is an integrable model exhibiting soliton solutions. The model is physically important for describing the magnon bound states (or soliton excitations) with arbitrary spin, in magnetic materials.…

Exactly Solvable and Integrable Systems · Physics 2019-01-16 H. Wajahat A. Riaz , Mahmood ul Hassan

The Darboux transformation is used to obtain multisoliton solutions of the chiral model in two dimensions. The matrix solutions of the principal chiral model and its Lax pair are expressed in terms of quasideterminants. The iteration of the…

Mathematical Physics · Physics 2009-12-17 Bushra Haider , M Hassan

We consider a matrix nonlinear partial differential equation that generalizes Heisenberg ferromagnet equation. This generalized Heisenberg ferromagnet equation is completely integrable with a linear bundle Lax pair related to the…

Exactly Solvable and Integrable Systems · Physics 2024-11-28 T. Valchev

The standard binary Darboux transformation is investigated and is used to obtain quasi-Grammian multisoliton solutions of the generalized coupled dispersionless integrable system.

Exactly Solvable and Integrable Systems · Physics 2012-11-09 Bushra Haider , Mahmood-ul Hassan

Two families of solutions of a generalized non-Abelian Toda lattice are considered. These solutions are expressed in terms of quasideterminants, constructed by means of Darboux and binary Darboux transformations. As an example of the…

Exactly Solvable and Integrable Systems · Physics 2008-11-26 C. X. Li , J. J. C. Nimmo

Integrable Heisenberg ferromagnetic equations are an important subclass of integrable systems. The M-XCIX equation is one of a generalizations of the Heisenberg ferromagnetic equation and are integrable. In this paper, the Darboux…

Exactly Solvable and Integrable Systems · Physics 2015-10-20 Z. S. Yersultanova , M. Zhassybayeva , K. Yesmakhanova , G. Nugmanova , R. Myrzakulov

The integration procedure based on the the generalized Darboux transform is suggested for the Ishimori magnet model. Exact solutions are constructed for the model of background of spiral structures. The possibility of phase transition in…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 E. Sh. Gutshabash

In [1], a generalized type of Darboux transformations defined in terms of a twisted derivation was constructed in a unified form. Such twisted derivations include regular derivations, difference operators, superderivatives and…

Exactly Solvable and Integrable Systems · Physics 2014-06-06 Chun-Xia Li , Jonathan Nimmo , Shou-Feng Shen

This paper is concerned with a generalized type of Darboux transformations defined in terms of a twisted derivation $D$ satisfying $D(AB)=D(A)+\sigma(A)B$ where $\sigma$ is a homomorphism. Such twisted derivations include regular…

Exactly Solvable and Integrable Systems · Physics 2015-05-14 C. X. Li , J. J. C. Nimmo

We introduce GBDT version of Darboux transformation for symplectic and Hamiltonian systems as well as for Shin-Zettl systems and Sturm-Liouville equations. These are the first results on Darboux transformation for general-type Hamiltonian…

Classical Analysis and ODEs · Mathematics 2018-03-20 Alexander Sakhnovich

Gauge transformation properties for an associated linear system of model Ishimori's magnet model have been discussed. Explicit formulas for the gauge transformation matrix have been obtained. Darboux Transformation has been suggested and…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 E. Sh. Gutshabash

The relation between the Darboux transformation and the solutions of the full Kostant Toda lattice is analyzed. The discrete Korteweg de Vries equation is used to obtain such solutions and the main result of [1] is extended to the case of…

Classical Analysis and ODEs · Mathematics 2019-05-22 Dolores Barrios Rolania

This article encloses some results on nonncommutative analogue of nonabelian equations of Langmuir oscillations. One of the main contributions of this work is to construct the Darbboux transformation for the solution of that equation in…

Exactly Solvable and Integrable Systems · Physics 2025-11-11 Irfan Mahmood , Asif Mahmood

A one-fold Darboux transformation between solutions of the semi-discrete massive Thirring model is derived using the Lax pair and dressing methods. This transformation is used to find the exact expressions for soliton solutions on zero and…

Exactly Solvable and Integrable Systems · Physics 2019-10-23 Tao Xu , Dmitry E. Pelinovsky

A noncommutative version of the KP equation and two families of its solutions expressed as quasideterminants are discussed. The origin of these solutions is explained by means of Darboux and binary Darboux transformations. Additionally, it…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 C. R. Gilson , J. J. C. Nimmo

The present preprint is dedicated to a nonlinear evolution equation that generalizes the classical Heisenberg ferromagnet equation in certain way. That generalization is completely integrable and has a linear bundle Lax pair in pole gauge…

Exactly Solvable and Integrable Systems · Physics 2023-02-14 Tihomir Valchev

We study the integrability and equivalence of a generalized Heisenberg ferromagnet-type equation (GHFE). The different forms of this equation as well as its reduction are presented. The Lax representation (LR) of the equation is obtained.…

Exactly Solvable and Integrable Systems · Physics 2020-02-26 Zhanar Umurzakhova , Tolkynay Myrzakul , Kuralay Yesmakhanova , Shynaray Myrzakul , Gulgassyl Nugmanova , Ratbay Myrzakulov

We study Darboux transformations for the two boson (TB) hierarchy both in the scalar as well as in the matrix descriptions of the linear equation. While Darboux transformations have been extensively studied for integrable models based on…

Exactly Solvable and Integrable Systems · Physics 2015-05-19 Ashok Das , U. Saleem

We construct so called Darboux matrices and fundamental solutions in the important case of the generalised Hamiltonian (or canonical) systems depending rationally on the spectral parameter. A wide class of explicit solutions is obtained in…

Classical Analysis and ODEs · Mathematics 2024-04-03 Alexander Sakhnovich
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