Berestycki, Henri; Lasry, Jean-Michel; Mancini, Giovanni; Ruf, Bernhard Existence of multiple periodic orbits on star-shaped Hamiltonian surfaces. (English) Zbl 0569.58027 Commun. Pure Appl. Math. 38, 253-289 (1985). MSC: 37C25 37J99 58J10 PDFBibTeX XMLCite \textit{H. Berestycki} et al., Commun. Pure Appl. Math. 38, 253--289 (1985; Zbl 0569.58027) Full Text: DOI
Berestycki, Henri; Lasry, Jean-Michel; Mancini, Giovanni; Ruf, Bernard Existence of multiple periodic orbits on star-shaped Hamiltonian surfaces. (English) Zbl 0542.58029 Commun. Pure Appl. Math. (to appear). MSC: 37C25 37J99 58J10 PDFBibTeX XML
Berestycki, Henri; Lasry, Jean-Michel; Mancini, Giovanni; Ruf, Bernard Sur le nombre d’orbites périodiques des équations d’Hamilton sur une surface d’énergie étoilée. (French) Zbl 0551.70010 C. R. Acad. Sci., Paris, Sér. I 296, 15-18 (1983). Reviewer: M.Kummer MSC: 70H05 34C25 37G99 PDFBibTeX XMLCite \textit{H. Berestycki} et al., C. R. Acad. Sci., Paris, Sér. I 296, 15--18 (1983; Zbl 0551.70010)