Yi Shao, Kuilin Wu
Abstract:
This article is concerned with the bifurcation of limit cycles of a
class of cubic reversible system having a center at the origin.
We prove that this system has at least four limit cycles produced
by the period annulus around the center under cubic perturbations
Submitted October 17, 2013. Published April 10, 2014.
Math Subject Classifications: 34C05, 34A34, 34C14.
Key Words: Cubic perturbations; limit cycle; period annulus.
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Yi Shao School of Mathematics and Statistics Zhaoqing University Guangdong 526061, China email: mathsyishao@126.com | |
Kuilin Wu Department of Mathematics, Guizhou University Guiyang 550025, China email: wukuilin@126.com |
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