梁志清, 冯瑜. 一类具非线性密度制约的时滞周期脉冲Logistic系统正周期解的存在性(英文)[J]. 信阳师范学院学报(自然科学版), 2006, 19(1): 6-9.
引用本文: 梁志清, 冯瑜. 一类具非线性密度制约的时滞周期脉冲Logistic系统正周期解的存在性(英文)[J]. 信阳师范学院学报(自然科学版), 2006, 19(1): 6-9.
Zhi-qing LIANG, Yu FENG. Existence of Positive Periodic Solution for a Delay Periodic Impulsive Logistic System with Nonlinea[J]. Journal of Xinyang Normal University (Natural Science Edition), 2006, 19(1): 6-9.
Citation: Zhi-qing LIANG, Yu FENG. Existence of Positive Periodic Solution for a Delay Periodic Impulsive Logistic System with Nonlinea[J]. Journal of Xinyang Normal University (Natural Science Edition), 2006, 19(1): 6-9.

一类具非线性密度制约的时滞周期脉冲Logistic系统正周期解的存在性(英文)

Existence of Positive Periodic Solution for a Delay Periodic Impulsive Logistic System with Nonlinea

  • 摘要: 利用重合度理论中的延拓定理,研究一类具非线性密度制约的时滞周期脉冲Logistic系统,获得了易验证的系统至少存在一个正周期解的充分条件.

     

    Abstract: A delay periodic impulsive logistic system with nonlinear density dependence is investigated.By apply-ing the continuous theorem of coincidence degree theory,a set of easily verifiable sufficient conditions are obtained forthe existence of at least one strictly positive periodic solution.

     

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