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This article is cited in 54 scientific papers (total in 54 papers)
Four-component integrable hierarchies of Hamiltonian equations with ($m+n+2$)th-order Lax pairs
Wen-Xiu Maabcd a Department of Mathematics, Zhejiang Normal University, Jinhua, Zhejiang, China
b Department of Mathematics, King Abdulaziz University, Jeddah, Saudi Arabia
c Department of Mathematics and Statistics, University of South Florida, Tampa, FL, USA
d School of Mathematical and Statistical Sciences, North-West University, Mmabatho, South Africa
Abstract:
A class of higher-order matrix spectral problems is formulated and the associated integrable hierarchies are generated via the zero-curvature formulation. The trace identity is used to furnish Hamiltonian structures and thus explore the Liouville integrability of the obtained hierarchies. Illuminating examples are given in terms of coupled nonlinear Schrödinger equations and coupled modified Korteweg–de Vries equations with four components.
Keywords:
Lax pair, zero-curvature equation, integrable hierarchy, Hamiltonian structure, NLS equations, mKdV equations.
Received: 03.03.2023 Revised: 30.04.2023
Citation:
Wen-Xiu Ma, “Four-component integrable hierarchies of Hamiltonian equations with ($m+n+2$)th-order Lax pairs”, TMF, 216:2 (2023), 315–325; Theoret. and Math. Phys., 216:2 (2023), 1180–1188
Linking options:
https://www.mathnet.ru/eng/tmf10489https://doi.org/10.4213/tmf10489 https://www.mathnet.ru/eng/tmf/v216/i2/p315
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