A dichotomy result for closed characteristics on compact star-shaped hypersurfaces in $\mathbf{R}^{2n}$
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Publication:6400494
DOI10.1007/S00209-022-03085-6zbMath1515.52004arXiv2205.14789MaRDI QIDQ6400494
Wenyan Ren, Hua Gui Duan, Hui Liu
Publication date: 29 May 2022
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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