Ekeland, Ivar; Lasry, Jean-Michel On the number of periodic trajectories for a Hamiltonian flow on a convex energy surface. (English) Zbl 0449.70014 Ann. Math. (2) 112, 283-319 (1980). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 8 ReviewsCited in 81 Documents MSC: 70H05 Hamilton’s equations 58E05 Abstract critical point theory (Morse theory, Lyusternik-Shnirel’man theory, etc.) in infinite-dimensional spaces 58E15 Variational problems concerning extremal problems in several variables; Yang-Mills functionals 34C25 Periodic solutions to ordinary differential equations Keywords:number of periodic trajectories; convex energy surface; Fadell-Rabinowitz index theory PDF BibTeX XML Cite \textit{I. Ekeland} and \textit{J.-M. Lasry}, Ann. Math. (2) 112, 283--319 (1980; Zbl 0449.70014) Full Text: DOI Link OpenURL