Discrete Dynamics in Nature and Society / 2009 / Article / Fig 3

Research Article

Global Dynamics of an Epidemic Model with a Ratio-Dependent Nonlinear Incidence Rate

Figure 3

Topological structure of system (3.1) at and when , where .
609306.fig.003

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.