AN ALMOST PERIODIC EPIDEMIC MODEL WITH AGE STRUCTURE IN A PATCHY ENVIRONMENT

被引:4
作者
Wang, Bin-Guo [1 ]
Li, Wan-Tong [1 ]
Zhang, Liang [1 ]
机构
[1] Lanzhou Univ, Sch Math & Stat, Lanzhou 730000, Gansu, Peoples R China
来源
DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS-SERIES B | 2016年 / 21卷 / 01期
关键词
Almost periodic; age structure; epidemic model; basic reproduction ratio; threshold dynamics; MINIMAL SETS; MONOTONE; POPULATION; DISPERSAL; THRESHOLD; DYNAMICS; DISEASES;
D O I
10.3934/dcdsb.2016.21.291
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
An almost periodic epidemic model with age structure in a patchy environment is considered. The existence of the almost periodic disease-free solution and the definition of the basic reproduction ratio R-0 are given. Based on those, it is shown that a disease dies out if the basic reproduction number R-0 is less than unity and persists in the population if it is greater than unity.
引用
收藏
页码:291 / 311
页数:21
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