Ruby/PGPLOT A Ruby interface to the PGPLOT graphics library. NArray is required. RubyForge project page Download version 0.1.3 Installation PGPLOT in Japanese original site Install Ruby/PGPLOT in English in Japanese Examples pgline : Line plot pghist : Histgram plot pgcont : Contour map pgimag : Image map Manual Method index Categorized Method index and Description Tutorial (in Japanese) Reference