| 一类具时滞的中立型Lotka-Volterra模型的周期解 |
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| 引用本文： | 李必文,程舰. 一类具时滞的中立型Lotka-Volterra模型的周期解[J]. 数学杂志, 2004, 24(2): 221-225 |
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| 作者姓名： | 李必文 程舰 |
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| 作者单位： | 湖北师范学院数学系,湖北,黄石,435002 |
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| 基金项目： | SupportedbyScientificResearchFundofHubeiNormalUniversity(2 0 0 3A1 4 ) |
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| 摘 要： | 讨论了n种群时滞的中立型Lotka Volterra生态模型。利用新的重合度理论中连续性定理 ,得到了该模型正周期解存在性的充分条件
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| 关 键 词： | 周期解 中立型 Lotka-Volterra |
PERIODIC SOLUTION FOR A NEUTRAL LOTKA-VOLTERRA MODEL WITH TIME DELAY |
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| Abstract. PERIODIC SOLUTION FOR A NEUTRAL LOTKA-VOLTERRA MODEL WITH TIME DELAY[J]. Journal of Mathematics, 2004, 24(2): 221-225 |
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| Authors: | Abstract |
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| Abstract: | n species neutral Lotka|Volterra model with time delay is discussed. By using a new continuation theorem of coincidence degree theory, a sufficient condition is obtained for the existence of a positive periodic solution of this system. |
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| Keywords: | periodic solution neutral Lotka-Volterra |
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