Figure 2From: Ergodicity of stochastic smoking model and parameter estimation The histograms of the paths of \(\pmb{x_{i}(t)}\) , \(\pmb{i=1,\ldots,4}\) , with initial value \(\pmb{x_{1}(0)=250}\) , \(\pmb{x_{2}(0)=700}\) , \(\pmb{x_{3}(0)=450}\) , \(\pmb{x_{4}(0)=400}\) . Back to article page