渤海大学学报（自然科学版）
渤海大學學報（自然科學版）
발해대학학보（자연과학판）
Journal of Bohai University(Natural Science Edition)
2015年
3期
193-199,203
,共8页
时滞%脉冲免疫接种%垂直传染%全局吸引性%持久性
時滯%脈遲免疫接種%垂直傳染%全跼吸引性%持久性
시체%맥충면역접충%수직전염%전국흡인성%지구성
time delay%impulsive vaccination%vertical transmission%global attractivity%permanence
研究一类具有垂直传染及脉冲免疫接种的时滞SEIR传染病模型,讨论了模型的无病周期解的全局吸引性,同时得到了带有时滞的持久性的充分条件.
研究一類具有垂直傳染及脈遲免疫接種的時滯SEIR傳染病模型,討論瞭模型的無病週期解的全跼吸引性,同時得到瞭帶有時滯的持久性的充分條件.
연구일류구유수직전염급맥충면역접충적시체SEIR전염병모형,토론료모형적무병주기해적전국흡인성,동시득도료대유시체적지구성적충분조건.
A delayed SEIR epidemic model with vertical transmission and impulsive vaccination is studied. The global attractivity of the disease-free periodic solution in the model is discussed, and the sufficient condi-tion of the permanence for the system with delay is given.
