一类具有媒体效应和追踪隔离的SIQR时滞传染病模型

张钰倩,张太雷,侯雯珊,宋学力

A delayed SIQR epidemic model with media effect and tracking quarantine

Yuqian ZHANG,Tailei ZHANG,Wenshan HOU,Xueli SONG

图7 式（2）中易感者和感染者相对于δ的分支图

Fig.7 Branching diagram of susceptible δ and infected persons relative to in system （2）