另一类以抛物线为特殊积分曲线的二次系统的全局相图  

A Global Phase Diagram of Another Kind of Quadratic Differential System Taking a Parabola as Specical Integral Curve

作　　者：庄瑜[1] 

机构地区：[1]山东矿业学院基础部

出　　处：《山东矿业学院学报》1993年第4期408-414,共7页Journal of Shandong University of Science and Technology(Natural Science)

基　　金：山东省自然科学基金资助课题

摘　　要：文中给出了另一类以抛物线为特殊积分曲线的二次系统若存在极限环时的全局相图。For another kind of quadratic differential system taking a parabola as specical integral curve, We derive its giobal phase diagram when this system has limit cycle.

关 键 词：极限环 相图 奇点 积分曲线 抛物线 

分 类 号：O175.5[理学—数学]