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author:

吴怀弟 (吴怀弟.) [1] | 张娜 (张娜.) [2] | 陈凤德 (陈凤德.) [3] (Scholars:陈凤德)

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Abstract:

研究一类具捕获的无穷时滞单种群Logistic模型.首先证明过渡捕捞将使得种群最终走向绝灭,其后对一般情形的积分核,通过构造适当的Lyapunov泛函,得到保证系统正平衡点全局吸引的充分性条件.在具有弱时滞积分核时,通过变换和构造适当的Lyapunov一函数,证得系统的稳定性只跟人类捕获有关.而跟时滞无关.以上述结论为基础最后进一步探讨了种群的最优捕获问题.

Keyword:

Logistic模型 Lyapunov泛函 无穷时滞 稳定性

Community:

  • [ 1 ] [吴怀弟]福州大学
  • [ 2 ] [张娜]福州大学
  • [ 3 ] [陈凤德]福州大学

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 2011

Issue: 3

Volume: 39

Page: 325-328

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 0

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