| EXISTENCE OF POSITIVE PERIODIC SOLUTION FOR A DELAYED PERIODIC PREDATOR-PREY MODEL OF IVLEV TYPE |
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| 引用本文： | Chen Jingbing (Dept. of Math.,Nanjing University,Nanjing 210008, Dept. of Math.,Chizhou Junior College of Normal School,Chizhou 247100). EXISTENCE OF POSITIVE PERIODIC SOLUTION FOR A DELAYED PERIODIC PREDATOR-PREY MODEL OF IVLEV TYPE[J]. Annals of Differential Equations, 2006, 22(2): 134-143 |
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| 作者姓名： | Chen Jingbing (Dept. of Math. Nanjing University Nanjing 210008 Dept. of Math. Chizhou Junior College of Normal School Chizhou 247100) |
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| 作者单位： | Dept. of Math.，Nanjing University，Nanjing 210008; Dept. of Math.，Chizhou Junior College of Normal School，Chizhou 247100 |
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| 摘 要： | A periodic coefficients predator-prey system of Ivlev type with both discrete and continuous time delay is investigated. A sufficient condition of the existence of positive periodic solution is established for the system by using the continuation theorem of coincidence degree theory.
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| 关 键 词： | 周期解 时间延迟 周期系数 离散 连续时间 |
EXISTENCE OF POSITIVE PERIODIC SOLUTION FOR A DELAYED PERIODIC PREDATOR-PREY MODEL OF IVLEV TYPE |
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| Chen Jingbing. EXISTENCE OF POSITIVE PERIODIC SOLUTION FOR A DELAYED PERIODIC PREDATOR-PREY MODEL OF IVLEV TYPE[J]. 微分方程年刊(英文版), 2006, 22(2): 134-143 |
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| Authors: | Chen Jingbing |
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| Affiliation: | [1]Dept. of Math., Nanjing University, Nanjing 210008 [2]Dept. of Math., Chizhou Junior College of Normal School, Chizhou 247100 |
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| Abstract: | A periodic coefficients predator-prey system of Ivlev type with both discrete and continuous time delay is investigated. A sufficient condition of the existence of positive periodic solution is established for the system by using the continuation theorem of coincidence degree theory. |
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| Keywords: | periodic solution topological degree time delay |
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