| 一类时滞种群模型的周期正解 |
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| 引用本文： | 赵长健.一类时滞种群模型的周期正解[J].滨州教育学院学报,2001(1). |
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| 作者姓名： | 赵长健 |
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| 作者单位： | 滨州师专数学系!山东滨州256604 |
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| 摘 要： | 利用重合度理论 ,讨论了具有遗传效应的一类时滞种群模型的周期正解的存在性 ,得到了一个新的判据 ,同时也改进了一些相关文献的结果 .
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| 关 键 词： | 时滞种群模型 周期正解 重合度 |
On Positive Periodic Solutions of A Delayed Model In Poupulation |
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| ZHAO Chang,jian.On Positive Periodic Solutions of A Delayed Model In Poupulation[J].Journal of Binzhou Education College,2001(1). |
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| Authors: | ZHAO Chang jian |
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| Abstract: | In this paper,we study the existence of positive periodic solution of a delayed model in population by using theory of coincidence degree.A new result is obtained,and the results related to references are improved. |
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| Keywords: | delayed model in population positive periodic solution coincidence degree |
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