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一类具有离散时滞的多菌株媒介传染病模型的竞争排斥

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一类具有离散时滞的多菌株媒介传染病模型的竞争排斥 党艳霞1, 蔡礼明2, 李学志21. 驻马店职业技术学院公共基础教学部, 驻马店 463000;
2. 信阳师范学院数学与信息科学学院, 信阳 464000 Competitive Exclusion in a Multi-strain Vector-host Epidemic Model with Discrete Delay DANG Yanxia1, CAI Liming2, Li Xuezhi21. Department of Public Education, Zhumadian Vocational and Technical College, Zhumadian 463000;
2. Department of Mathematics, Xinyang Normal University, Xinyang 464000
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摘要本文建立和研究了一类具有离散时滞的多菌株媒介传染病模型. 证明了当基本再生数R0 < 1 时, 无病平衡点是全局渐近稳定的. 证明了与具有最大基本再生数对应的菌株占优平衡点是局部渐近稳定的. 在一定条件下, 证明了菌株 i 占优平衡点的全局稳定性的, 此时竞争排斥原理成立.
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收稿日期: 2014-10-08
PACS:O212.7
基金资助:国家自然科学基金(11271314, 11371305), 河南省科技创新杰出人才计划项目(144200510021), 河南省基础与前沿项目(142300410350)资助.
引用本文:
党艳霞, 蔡礼明, 李学志. 一类具有离散时滞的多菌株媒介传染病模型的竞争排斥[J]. 应用数学学报, 2016, 39(1): 100-120. DANG Yanxia, CAI Liming, Li Xuezhi. Competitive Exclusion in a Multi-strain Vector-host Epidemic Model with Discrete Delay. Acta Mathematicae Applicatae Sinica, 2016, 39(1): 100-120.
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http://123.57.41.99/jweb_yysxxb/CN/ http://123.57.41.99/jweb_yysxxb/CN/Y2016/V39/I1/100


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