A dichotomy result for closed characteristics on compact star-shaped hypersurfaces in \(\mathbf{R}^{2n}\)
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Publication:2172488
DOI10.1007/s00209-022-03085-6OpenAlexW4281861244MaRDI QIDQ2172488
Hui Liu, Hua Gui Duan, Wenyan Ren
Publication date: 15 September 2022
Published in: Mathematische Zeitschrift (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/2205.14789
Periodic solutions to ordinary differential equations (34C25) Abstract critical point theory (Morse theory, Lyusternik-Shnirel'man theory, etc.) in infinite-dimensional spaces (58E05) Variants of convex sets (star-shaped, ((m, n))-convex, etc.) (52A30)
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