一类高次多项式系统的极限环  

Study on Limit Cycles for a Class of Higher Polynomial System

作　　者：张申媛[1] 

机构地区：[1]上海电力学院数理系,上海200090

出　　处：《上海电力学院学报》2009年第4期409-411,共3页Journal of Shanghai University of Electric Power

摘　　要：利用平面自治系统的极限环和分支理论,研究了一类具有普遍意义的高次多项式系统,讨论了该系统极限环的存在性和唯一性.A class of higher polynomial system with great significance is researched with the theory of limit cycles and bifurcation the plain autonomous system. The existence and uniqueness of its limit cycles and its bifurcations are analyzed.

关 键 词：高次多项式系统 极限环 唯一性 

分 类 号：O157.12[理学—数学]