the file "gamma.dat" contains the values of the Gamma function and can be
produced with the following [[:w:Matlab|Matlab]] commands (it is meant to work in
[[:w:Octave|Octave]],too, but it returns an error in version 2.1.64):
Plot of the Gamma function <math>\Gamma (x)</math>. The plot was produced running Gnuplot on the following code: <pre> set terminal svg set output "Gamma_plot.svg" set title "Gamma function" set xrange [-5:5] set yr