examples/gamma-sf-plot-example1.ss
(require (planet "gamma.ss" ("williams" "science.plt")
                 "special-functions"))
(require (lib "plot.ss" "plot"))

(plot (line gamma)
      (x-min 0.001) (x-max 6)
      (y-min 0) (y-max 120)
      (title "Gamma Function, gamma(x)"))