On the non-existence of limit cycles of certain quadratic systems

被引：0
|
作者：
Ye, WY [1 ]
机构：
[1] Nanjing Normal Univ, Dept Math, Nanjing 210024, Peoples R China
来源：
CHINESE ANNALS OF MATHEMATICS SERIES B | 1998年 / 19卷 / 03期
关键词：
quadratic differential system; limit cycle;
D O I：
暂无
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
In 1 and 3, two conjectures mentioned by Ye Yanqian are studied. In 2, by use of elementary methods the author proves some non-existence theorems of limit cycles (LC, for abbreviation) for quadratic differential systems obtained recently by H. Giacomini, J. Llibre and M. Viano.
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页码：359 / 368
页数：10
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