A variational principle for discrete integrable systems

DOI10.3842/SIGMA.2018.041zbMath1402.35250arXiv1312.1440WikidataQ59883975 ScholiaQ59883975MaRDI QIDQ1749894

Sarah B. Lobb, Frank W. Nijhoff

Publication date: 17 May 2018

Published in: SIGMA. Symmetry, Integrability and Geometry: Methods and Applications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1312.1440

zbMATH Keywords

variational calculusdiscrete integrable systemsLagrangian multiforms

Mathematics Subject Classification ID

Completely integrable infinite-dimensional Hamiltonian and Lagrangian systems, integration methods, integrability tests, integrable hierarchies (KdV, KP, Toda, etc.) (37K10) KdV equations (Korteweg-de Vries equations) (35Q53) Variational methods applied to PDEs (35A15) Lattice dynamics; integrable lattice equations (37K60) Miscellaneous topics in calculus of variations and optimal control (49N99) Partial difference equations (39A14)

Related Items

Quantum variational principle and quantum multiform structure: the case of quadratic Lagrangians, Lagrangian 3-form structure for the Darboux system and the KP hierarchy, Variational symmetries and pluri-Lagrangian structures for integrable hierarchies of PDEs

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