Traffic flow equations.
Riemann problem for cars with Gaussian initial condition.
Example [book/chap11/burgers/congestion:] to accompany Figure 11.1 of the book Finite Volume Methods for Hyperbolic Problems by R. J. LeVeque.
Converted to Clawpack 5.0 form in 2013.
Converted to Clawpack 5.4.0 form in 2017.