中文
English version
首页
期刊简介
征稿简则
编委会
新刊目录
征订信息
过刊浏览
联系我们
ON TWO CONJECTURES OF THE QUADRATIC DIFFERENTIAL SYSTEMS
Citation:
Zhang Xiang.ON TWO CONJECTURES OF THE QUADRATIC DIFFERENTIAL SYSTEMS[J].Chinese Annals of Mathematics B,1997,18(4):429~434
Page view:
1103
Net amount:
652
Authors:
Zhang Xiang;
Foundation:
the National Natural Science Foundation of China
Abstract:
Two conjectures in the qualitative theory of quadratic differential systems are proved under certain conditions.
Keywords:
Quadratic system, Limit cycle, Dulac function
Classification:
34C05
Download PDF Full-Text
主管单位:国家教育部 主办单位:复旦大学 地址:220 Handan Road, Fudan University, Shanghai, China E-mail:edcam@fudan.edu.cn
本系统由
北京勤云科技发展有限公司
提供技术支持