Figure 2From: Extinction and persistence of a stochastic SICA epidemic model with standard incidence rate for HIV transmissionThe path \(S(t)\), \(I(t)\), \(C(t)\), and \(A(t)\) for model (1.1) and (1.2), when \(R_{2} = 0.9842<1\), \(\sigma ^{2}-\beta =-0.084<0\), and \(R_{0} =1.271>1\)Back to article page