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EXISTENCE FOR PERIODIC SOLUTIONS OF A RATIO-DEPENDENT PREDATOR-PREY SYSTEM WITH TIME-VARYING DELAYS ON TIME SCALES

机译:具有时间尺度时变时滞的比率依赖捕食者-薪酬系统的周期解的存在性

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摘要

In this paper, by using the continuation theorem of coincidence degree theory we study the existence of periodic solution for a two-species ratio-dependent predator-prey system with time-varying delays and Machaelis–Menten type functional response on time scales. Some new results are obtained.
机译:在本文中,通过使用符合度理论的连续性定理,我们研究了具有时变时滞和时标为Machaelis-Menten型功能响应的两种种群比率依赖的捕食者-食饵系统的周期解的存在性。获得了一些新结果。

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  • 来源
    《Analysis and Applications》 |2010年第3期|p.227-233|共7页
  • 作者单位

    School of Mathematics and Physics, China University of Geosciences, Wuhan, 430074, P. R. Chinal;

    School of Mathematics and Physics, State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Wuhan, 430074, P. R. China;

    School of Mathematics and Physics, China University of Geosciences, Wuhan, 430074, P. R. China;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Periodic solution; time scales; coincidence degree; predator-prey system.;

    机译:定期解决方案;时间尺度;重合度捕食者-猎物系统。;

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