drdald                  Returns the probability mass function for the
                        rounded asymmetric Laplace distribution
drdnorm                 Returns the probability mass function for the
                        rounded normal distribution
drpald                  Returns the Cumulative Distribution Function
                        for the rounded asymmetric Laplace distribution
drpnorm                 Returns the Cumulative Distribution Function
                        for the rounded normal distribution
drrald                  Returns randomly generated values from the
                        rounded asymmetric Laplace distribution
drrnorm                 Returns randomly generated values from the
                        rounded normal distribution
