Local bifurcations of critical periods for quartic Lienard equations with quintic damping

被引：2

作者：

Li Hongwei ^{[1
]}

机构：

[1] Linyi Univ, Sch Sci, Linyi 276005, Shandong, Peoples R China

来源：

ADVANCES IN DIFFERENCE EQUATIONS | 2012年

关键词：

Lienard system; center; isochronous center; bifurcation of critical periods; CLASSIFICATION; CENTERS;

D O I：

10.1186/1687-1847-2012-24

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

In this article, we study the local bifurcation of critical periods near a nonde-generate center of the quartic Li,nard equation with quintic damping and prove that at most two local critical periods can be produced from either a weak center of finite order or the isochronous center. MSC: 34C05; 34C07.

引用

页数：9

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