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. Author manuscript; available in PMC: 2009 Oct 1.
Published in final edited form as: Math Biosci. 2008 Aug 3;215(2):177–185. doi: 10.1016/j.mbs.2008.07.010

Figure 2.

Figure 2

The size of the susceptible population that never gets infected, S(∞) versus the initial variance of the parameter distribution σ2(0) for four different initial distributions, β̄ (0) is the same in all cases. The parameters are S (0) = 999, I(0) = 1, γ = 20, β̄ (0) = 0.05