#Gnuplot —the Grandfather of Graphing http://www.linuxjournal.com/content/gnuplot%E2%80%94-grandfather-graphing-utilities?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+linuxjournalcom+%28Linux+Journal+-+The+Original+Magazine+of+the+Linux+Community%29 valuable scriptable research tool, Swiss army knife for #gnu #octave !fsfe