A method for generating isospectral and nonisospectral hierarchies of equations as well as symmetries

DOI10.1016/j.geomphys.2019.103538zbMath1436.37083OpenAlexW2985063108WikidataQ126838406 ScholiaQ126838406MaRDI QIDQ2279212

Jian-qin Mei, Hongyang Guan, Yu-Feng Zhang

Publication date: 12 December 2019

Published in: Journal of Geometry and Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.geomphys.2019.103538

zbMATH Keywords

symmetryisospectral problemnonisospectral problemTu scheme

Mathematics Subject Classification ID

Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.) (37K10) Soliton equations (35Q51) Relations of infinite-dimensional Hamiltonian and Lagrangian dynamical systems with topology, geometry and differential geometry (37K25) Symmetries, Lie group and Lie algebra methods for problems in mechanics (70G65) General theory of infinite-dimensional Hamiltonian and Lagrangian systems, Hamiltonian and Lagrangian structures, symmetries, conservation laws (37K06)

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