On the Existence of Closed Orbits for a Differential System
Wang Hui-Feng
Hainan Teachers College, ChinaYu Shu-Xiang
Academia Sinica, Beijing, China
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Abstract
Some criteria which verify the existence or non-existence of closed orbits for a non-linear differential system are given.
Cite this article
Wang Hui-Feng, Yu Shu-Xiang, On the Existence of Closed Orbits for a Differential System. Z. Anal. Anwend. 13 (1994), no. 3, pp. 555–560
DOI 10.4171/ZAA/495