The cyclicity of the period annulus of the quadratic Hamiltonian triangle

被引：48

作者：

Iliev, ID

机构：

[1] Institute of Mathematics, Bulgarian Academy of Sciences, 1090 Sofia

来源：

JOURNAL OF DIFFERENTIAL EQUATIONS | 1996年 / 128卷 / 01期

关键词：

D O I：

10.1006/jdeq.1996.0097

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

The paper studies quadratic Hamiltonian centers surrounded by a separatrix contour having a form of a triangle. It is proved that in this situation the cyclicity of the period annulus under quadratic perturbations is equal to three. (C) 1996 Academic Press, Inc.

引用

页码：309 / 326

页数：18

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