| 泛函微分方程正周期解的存在性 |
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| 引用本文： | 罗艳,黄萱平.泛函微分方程正周期解的存在性[J].怀化学院学报,2007,26(2):4-8. |
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| 作者姓名： | 罗艳 黄萱平 |
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| 作者单位： | 1. 湖南师范大学,数学系,湖南,长沙,410081
2. 湖南冶金职业技术学院,基础部,湖南,株洲,412000 |
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| 基金项目： | 国家自然科学基金
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湖南省教育厅资助项目 |
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| 摘 要： | 考虑一阶中立型微分方程正周期解的存在性的充分条件,应用Krasnoselski不动点定理,改进了相关文中的结果,且得到了一些新的结论.
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| 关 键 词： | 正周期解 泛函微分方程 不动点定理 positive periodic solution functional differential equation fixed-point theorem 泛函 中立型微分方程 正周期解 存在性 Differential Equations Functional Positive Periodic Solutions paper results Applying theorem find sufficient conditions existence positive periodic solutions kind functional differential equations 结果 相关 |
| 文章编号： | 1671-9743（2007）02-0004-05 |
| 修稿时间： | 2006-12-05 |
Existence of Positive Periodic Solutions for Functional Differential Equations |
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| LUO Yan,HUANG Xuan-ping.Existence of Positive Periodic Solutions for Functional Differential Equations[J].Journal of Huaihua University,2007,26(2):4-8. |
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| Authors: | LUO Yan HUANG Xuan-ping |
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| Institution: | 1. Department of Mathematics, Hunan Normal University, Changsha, Hunan 410081 ; 2. Hunan Metallurgical Professional Technology College, Zhuzhou, Hunan 412000 |
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| Abstract: | We find sufficient conditions for the existence of positive periodic solutions to a kind of functional differential equations. Applying Krasnoselskii fixed - point theorem, the paper improves some previous results and obtains some new results. |
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| Keywords: | positive periodic solution functional differential equation fixed - point theorem |
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