The global stability of a class of infectious disease model for the disease free equilibrium(一类传染病模型无病平衡点的全局稳定性)

过去的半个多世纪,传染病模型在数学生态学领域已受广泛重视.研究了一个具时滞和扩散的传染病模型,重点讨论了该模型解的定性性质和稳态解的渐近行为;利用线性化和特征值方法讨论了正稳态解的局部稳定性,通过构造单调迭代序列,给出了正稳态解的全局稳定性.最后给出了数值模拟和讨论,当接触率充分小时,问题的无病平衡点是全局渐近稳定的....

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Bibliographic Details
Published in:Zhejiang da xue xue bao. Journal of Zhejiang University. Sciences edition. Li xue ban Vol. 41; no. 4; pp. 391 - 398
Main Author: XIALibiao(夏立标)
Format: Journal Article
Language:Chinese
Published: Zhejiang University Press 01-07-2014
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Summary:过去的半个多世纪,传染病模型在数学生态学领域已受广泛重视.研究了一个具时滞和扩散的传染病模型,重点讨论了该模型解的定性性质和稳态解的渐近行为;利用线性化和特征值方法讨论了正稳态解的局部稳定性,通过构造单调迭代序列,给出了正稳态解的全局稳定性.最后给出了数值模拟和讨论,当接触率充分小时,问题的无病平衡点是全局渐近稳定的.
ISSN:1008-9497
DOI:10.3785/j.issn.1008-9497.2014.04.006