UNIQUENESS OF LIMIT-CYCLES IN POLYNOMIAL SYSTEMS WITH ALGEBRAIC INVARIANTS

被引：18

作者：

ZEGELING, A ^{[1
]}

KOOIJ, RE ^{[1
]}

机构：

[1] DELFT UNIV TECHNOL,FAC TECH MATH & INFORMAT,2600 GA DELFT,NETHERLANDS

来源：

BULLETIN OF THE AUSTRALIAN MATHEMATICAL SOCIETY | 1994年 / 49卷 / 01期

关键词：

D O I：

10.1017/S0004972700016026

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

The uniqueness of limit cycles is proved for quadratic systems with an invariant parabola and for cubic systems with four real line invariants. Also a new, simple proof is given of the uniqueness of limit cycles occurring in unfoldings of certain vector fields with codimension two singularities.

引用

页码：7 / 20

页数：14

共 25 条

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