摘要
通过研究一类平面奇次系统的有限远奇点和无穷远奇点的类型,对其进行定性分析,得到系统的全局结构及其相图.
The type of the finite singular point and infinite singular point of a kind of plane odd-degree system is studied, and it＇s qualitative analysis is investigated, finally, the global structure and it＇s phase portraits is obtained.
出处
《数学的实践与认识》
CSCD
北大核心
2009年第11期244-248,共5页
Mathematics in Practice and Theory
关键词
有限远奇点
无穷远奇点
全局结构
finite singular point
infinite singular point
global structure
