| 具有时滞的两种群Schoener竞争模型的正周期解的存在性 |
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| 引用本文： | 刘启明,徐瑞.具有时滞的两种群Schoener竞争模型的正周期解的存在性[J].生物数学学报,2004,19(3):264-270. |
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| 作者姓名： | 刘启明 徐瑞 |
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| 作者单位： | 军械工程学院,数学室,河北,石家庄,050003 |
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| 摘 要： | 应用重合度理论讨论了具有时滞的周期Schoener竞争模型，得到了系统正周期解存在的充分条件．
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| 关 键 词： | Schoener模型 正周期解 拓扑度 |
Periodic Solutions of Schoener's Competitive Model with Time Delays |
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| Abstract.Periodic Solutions of Schoener's Competitive Model with Time Delays[J].Journal of Biomathematics,2004,19(3):264-270. |
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| Authors: | Abstract |
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| Abstract: | A Schoener's competitive model with time delays is investigated. Byusing Gaines and Mawhin's continuation theorem of coincidence degree theory, suffi-cient conditions are established for the existence of positive periodic solutions of thesystem. |
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| Keywords: | Schoener's model Positive periodic solutions Coincidence degree |
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