Indices and stability of the Lagrangian system on Riemannian manifold

DOI10.1007/s10114-020-9311-7zbMath1462.58009OpenAlexW3107543776WikidataQ115385194 ScholiaQ115385194MaRDI QIDQ2025252

Gao Sheng Zhu

Publication date: 11 May 2021

Published in: Acta Mathematica Sinica. English Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10114-020-9311-7

zbMATH Keywords

Morse indexspectral flowHamiltonian systemLagrangian systemnonorientableMaslov-type indices

Mathematics Subject Classification ID

Periodic solutions to ordinary differential equations (34C25) Abstract critical point theory (Morse theory, Lyusternik-Shnirel'man theory, etc.) in infinite-dimensional spaces (58E05) Spectral flows (58J30)

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