| 具有脉冲和功能反应函数的捕食-食饵系统正周期解的存在性 |
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| 引用本文： | 周伦,郑恩伟.具有脉冲和功能反应函数的捕食-食饵系统正周期解的存在性[J].许昌师专学报,2011(2):1-5. |
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| 作者姓名： | 周伦 郑恩伟 |
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| 作者单位： | 许昌学院数学与统计学院,河南许昌461000 |
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| 基金项目： | 河南省自然科学基金项目（06110551002009A110016）; 河南省教育厅自然科学基金项目（2006120006） |
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| 摘 要： | 讨论一类基于比率具有脉冲效应和一般功能反应函数的捕食-食饵系统,利用重合度理论讨论了系统正周期解的存在性,得到了正周期解存在的充分条件.
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| 关 键 词： | 脉冲 功能反应函数 重合度 周期解 |
Existence of Positive Periodic Solutions to an Impulsive Predator-prey System with Functional Response |
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| ZHOU Lun,ZHENG En-wei.Existence of Positive Periodic Solutions to an Impulsive Predator-prey System with Functional Response[J].Journal of Xuchang Teachers College(Social Science Edition),2011(2):1-5. |
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| Authors: | ZHOU Lun ZHENG En-wei |
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| Institution: | (School of Mathematics and Statistics,Xuchang University,Xuchang 461000,China) |
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| Abstract: | In this paper,an impulsive predator-prey system with functional response is discussed.By applying the continuation theorem of coincidence degree theory,a set of sufficient conditions for the existence of positive periodic solution is established. |
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| Keywords: | impulsive functional response coincidence degree periodic solution |
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