A modified formal Lagrangian formulation for general differential equations

DOI10.1007/s13160-022-00500-7OpenAlexW3084437286WikidataQ115376188 ScholiaQ115376188MaRDI QIDQ2135547

Lin Yu Peng

Publication date: 9 May 2022

Published in: Japan Journal of Industrial and Applied Mathematics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2009.04102

zbMATH Keywords

conservation lawNoether theoremEuler-Lagrange equationself-adjointnessLie point symmetryFornberg-Whitham equation

Mathematics Subject Classification ID

Symmetries and conservation laws, reverse symmetries, invariant manifolds and their bifurcations, reduction for problems in Hamiltonian and Lagrangian mechanics (70H33) Lagrange's equations (70H03)

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