具有两种病毒的脉冲时滞传染病SEIR模型的研究  

A SEIR Model with Time Delay and Impulsion for Diseases with Two Pathogen Strains

作　　者：黄娜[1] 黄健民[1] 

机构地区：[1]广西师范大学,广西桂林541004

出　　处：《广西师范学院学报（自然科学版）》2011年第4期28-31,共4页Journal of Guangxi Teachers Education University(Natural Science Edition)

基　　金：国家自然科学基金(10961005);广西教育厅基金(201106LX514)

摘　　要：讨论一类具有两种病毒的脉冲时滞传染病SEIR模型,利用脉冲微分方程比较定理,得到系统无病周期解全局吸引的充分条件.An SEIR model with Time Delay and Impulsion for diseases with two pathogen strains was formulated.Based on the comparison theorem of impulsive differential equation,a globally attractive condition for the infection-free periodic solution of the system was given.

关 键 词：时滞微分方程 脉冲效应 SEIR模型 全局吸引 周期解 

分 类 号：O175[理学—数学]