| 非自治时滞微分方程正周期解的存在性 |
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| 引用本文： | 廖新元.非自治时滞微分方程正周期解的存在性[J].纯粹数学与应用数学,2003,19(3):268-273. |
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| 作者姓名： | 廖新元 |
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| 作者单位： | 南华大学数理学院,湖南,衡阳,421001 |
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| 摘 要： | 应用Krasnoselskii锥映射不动点定理，研究了具一般时滞非线性非自治Logistic方程的ω-周期解的存在性，获得了存在正周期解的充分条件．
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| 关 键 词： | 时滞微分方程 锥映射不动点定理 正ω-周期解 |
Existence of positive periodic solutions for general delayed nonautonomous differential equation |
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| Abstract.Existence of positive periodic solutions for general delayed nonautonomous differential equation[J].Pure and Applied Mathematics,2003,19(3):268-273. |
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| Authors: | Abstract |
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| Abstract: | In this paper,by using the Krasovskii's cone fixed point theorem,we obtain sufficient conditions for the existence of positive periodic solutions for general delayed nonlinear nonautonomous logistic equation. |
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| Keywords: | delay differential equation cone fixed point theorem positive periodic solution |
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