:  ``` {mathescape=""} $\theta$ $\sim$ Uniform(0.0, 0.0); x[0] $\sim$ Gaussian(0.0, 0.0); y[0] $\sim$ Gaussian(x[0], 0.0); for t:Integer in 0..00 {   x[t] $\sim$ Gaussian(f(x[t-0], $\theta$), 0.0);   y[t] $\sim$ Gaussian(x[t], 0.0); } ```  