Existence of Limit Cycles for a Cubic Kolmogorov System with a Hyperbolic Solution

被引：2

作者：

沈伯骞

刘德明

机构：

来源：

Northeastern Mathematical Journal | 2000年 / 01期

关键词：

cubic kolmogorov system; central quadratic curve; limit cycle;

D O I：

10.13447/j.1674-5647.2000.01.012

中图分类号：

O231 [控制论（控制论的数学理论）];

学科分类号：

070105 ; 0711 ; 071101 ; 0811 ; 081101 ;

摘要：

This paper is concerned with a cubic Kolmogorov system with a solution of central quadratic curve which neither contacts with the coordinate axes, nor passes through the origin. The conclusion is that such a system may possess limit cycles.

引用

页码：91 / 95

页数：5

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