Propagation of Computer Virus under Human Intervention: A Dynamical Model

Figure 3

Evolutions of 𝑆(𝑡) and 𝐼(𝑡) for the system with 𝛽=0.3, 𝛿=0.1, 𝛼₁=0.2, 𝛼₂=0.4, 𝛾₁=0.1, and 𝛾₂=0.05, provided 𝑆(0)=0.5 and 𝐼(0)=0.4.