佳木斯大学学报（自然科学版）
佳木斯大學學報（自然科學版）
가목사대학학보（자연과학판）
JOURNAL OF JIAMUSI UNIVERSITY (NATURAL SCIENCE EDITION)
2014年
4期
597-600
,共4页
分布时滞%退化微分系统%周期解%不动点定理
分佈時滯%退化微分繫統%週期解%不動點定理
분포시체%퇴화미분계통%주기해%불동점정리
distributed delay%degenerate differential system%periodic solution%fixed-point theorem
利用Krasnoselskii 不动点定理讨论一类具分布时滞的退化微分系统的周期解存在性，给出了周期解的存在条件。
利用Krasnoselskii 不動點定理討論一類具分佈時滯的退化微分繫統的週期解存在性，給齣瞭週期解的存在條件。
이용Krasnoselskii 불동점정리토론일류구분포시체적퇴화미분계통적주기해존재성，급출료주기해적존재조건。
In this paper the existence of periodic solutions for a class of degenerate differential system with distributed delay was discussed using the Krasnoselskii theorem .Sufficient conditions of the existence of pe-riodic solutions for the system were obtained .
