文章基本信息

标题：Periodic solutions of second-order differential equations with multiple delays
本地全文：下载
作者：Haibo Chen ; Hongwu Tang ; Juntao Sun 等
期刊名称：Advances in Difference Equations
印刷版ISSN：1687-1839
电子版ISSN：1687-1847
出版年度：2012
卷号：2012
期号：1
页码：43
DOI：10.1186/1687-1847-2012-43
语种：English
出版社：Hindawi Publishing Corporation
摘要：By using the critical point theory and S1 index theory, we obtain a new result for the existence and multiplicity of periodic solutions for a class of second-order delay differential equations x
关键词：delay differential equations ; multiple periodic so1utiois ; critical point theory ; index theory