Punishment and Feedback Mechanism for the Evolution Game on Small-World Network Based on Varying Topology

Figure 5

The fraction of cooperators for different 𝑏. The red, blue and, green lines represent the 𝑏=1.1, 1.3, and 1.5, respectively, with 𝑁=200, 𝑚=8, 𝑛=5, ⟨𝑘⟩=4, and 𝛽=0.01.