河南工程学院学报：自然科学版
河南工程學院學報：自然科學版
하남공정학원학보：자연과학판
Journal of Henan Institute of Engineering
2011年
3期
61-63
,共3页
不动点定理%正周期解%泛函微分方程%锥
不動點定理%正週期解%汎函微分方程%錐
불동점정리%정주기해%범함미분방정%추
fixed -point theorem%positive periodic solution%functional differential equation%cone
利用非线性分析了不动点定理和锥理论，讨论了一类泛函微分方程的正周期解的存在性问题，所得结果改进了已有的文献结果．
利用非線性分析瞭不動點定理和錐理論，討論瞭一類汎函微分方程的正週期解的存在性問題，所得結果改進瞭已有的文獻結果．
이용비선성분석료불동점정리화추이론，토론료일류범함미분방정적정주기해적존재성문제，소득결과개진료이유적문헌결과．
A class of positive periodic functional differential equations is investigated by nonlinear functional analysis including the fixed point index theorem and cone theory. Some results which generalize and improve the known results in the literatures are obtained.
