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題名 Traveling waves for a diffusive SIR model with delay
作者 符聖珍
Fu, Sheng-Chen
貢獻者 應數系
關鍵詞 SIR model; Traveling wave; Time delay; Upper/lower solution; Schauder fixed point theorem
日期 2015-09
上傳時間 3-Feb-2016 10:15:00 (UTC+8)
摘要 In this paper, we study traveling waves connecting the infection-free equilibrium state and the endemic equilibrium state for a diffusive SIR model with delay and saturated incidence rate. Since this system does not enjoy the comparison principle, we will use an iteration process to construct a pair of upper and lower solutions. With the aid of the pair of upper and lower solutions, we can apply the Schauder fixed point theorem to construct a family of solutions of the truncated problems, which, via the limiting argument, can generate the traveling wave. Indeed, we show that there exists c⁎>0 such that this system admits a traveling wave solution with speed c iff c≥c⁎.
關聯 Journal of Mathematical Analysis and Applications,435(1),20-37
資料類型 article
DOI http://dx.doi.org/10.1016/j.jmaa.2015.09.069
dc.contributor 應數系
dc.creator (作者) 符聖珍zh_TW
dc.creator (作者) Fu, Sheng-Chen
dc.date (日期) 2015-09
dc.date.accessioned 3-Feb-2016 10:15:00 (UTC+8)-
dc.date.available 3-Feb-2016 10:15:00 (UTC+8)-
dc.date.issued (上傳時間) 3-Feb-2016 10:15:00 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/81080-
dc.description.abstract (摘要) In this paper, we study traveling waves connecting the infection-free equilibrium state and the endemic equilibrium state for a diffusive SIR model with delay and saturated incidence rate. Since this system does not enjoy the comparison principle, we will use an iteration process to construct a pair of upper and lower solutions. With the aid of the pair of upper and lower solutions, we can apply the Schauder fixed point theorem to construct a family of solutions of the truncated problems, which, via the limiting argument, can generate the traveling wave. Indeed, we show that there exists c⁎>0 such that this system admits a traveling wave solution with speed c iff c≥c⁎.
dc.format.extent 401664 bytes-
dc.format.mimetype application/pdf-
dc.relation (關聯) Journal of Mathematical Analysis and Applications,435(1),20-37
dc.subject (關鍵詞) SIR model; Traveling wave; Time delay; Upper/lower solution; Schauder fixed point theorem
dc.title (題名) Traveling waves for a diffusive SIR model with delay
dc.type (資料類型) article
dc.identifier.doi (DOI) 10.1016/j.jmaa.2015.09.069
dc.doi.uri (DOI) http://dx.doi.org/10.1016/j.jmaa.2015.09.069