The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation
In this paper we consider examples of complex expansion (cKdV) and perturbation (pKdV) of the Korteweg–de Vries equation (KdV) and show that these equations have a representation in the form of the zero-curvature equation. In this case, we use the Lie algebra of 4-dimensional quadratic nilpotent mat...
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ir-20.500.12258-254532023-09-14T12:10:51Z The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation Redkina, T. V. Редькина, Т. В. Zakinyan, A. R. Закинян, А. Р. Zakinyan, R. G. Закинян, Р. Г. Complexification of the Korteweg–de Vries equation Zero-curvature equation Perturbations of the Korteweg–de Vries equation Conservation laws In this paper we consider examples of complex expansion (cKdV) and perturbation (pKdV) of the Korteweg–de Vries equation (KdV) and show that these equations have a representation in the form of the zero-curvature equation. In this case, we use the Lie algebra of 4-dimensional quadratic nilpotent matrices. Moreover, it is shown that the simplest possible matrix representation of this algebra leads to the possibility of constructing a countable number of conservation laws for these equations. 2023-09-14T12:09:44Z 2023-09-14T12:09:44Z 2023 Статья Redkina, T.V., Zakinyan, A.R., Zakinyan, R.G. The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation // Axioms. - 2023. - 12 (7), статья № 703. - DOI: 10.3390/axioms12070703 http://hdl.handle.net/20.500.12258/25453 en Axioms application/pdf application/pdf |
institution |
СКФУ |
collection |
Репозиторий |
language |
English |
topic |
Complexification of the Korteweg–de Vries equation Zero-curvature equation Perturbations of the Korteweg–de Vries equation Conservation laws |
spellingShingle |
Complexification of the Korteweg–de Vries equation Zero-curvature equation Perturbations of the Korteweg–de Vries equation Conservation laws Redkina, T. V. Редькина, Т. В. Zakinyan, A. R. Закинян, А. Р. Zakinyan, R. G. Закинян, Р. Г. The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation |
description |
In this paper we consider examples of complex expansion (cKdV) and perturbation (pKdV) of the Korteweg–de Vries equation (KdV) and show that these equations have a representation in the form of the zero-curvature equation. In this case, we use the Lie algebra of 4-dimensional quadratic nilpotent matrices. Moreover, it is shown that the simplest possible matrix representation of this algebra leads to the possibility of constructing a countable number of conservation laws for these equations. |
format |
Статья |
author |
Redkina, T. V. Редькина, Т. В. Zakinyan, A. R. Закинян, А. Р. Zakinyan, R. G. Закинян, Р. Г. |
author_facet |
Redkina, T. V. Редькина, Т. В. Zakinyan, A. R. Закинян, А. Р. Zakinyan, R. G. Закинян, Р. Г. |
author_sort |
Redkina, T. V. |
title |
The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation |
title_short |
The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation |
title_full |
The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation |
title_fullStr |
The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation |
title_full_unstemmed |
The Zakharov–Shabat Spectral Problem for Complexification and Perturbation of the Korteweg–de Vries Equation |
title_sort |
zakharov–shabat spectral problem for complexification and perturbation of the korteweg–de vries equation |
publishDate |
2023 |
url |
https://dspace.ncfu.ru/handle/20.500.12258/25453 |
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