GNUPlot
Gnuplot (3.7) is a command-line driven interactive function plotting utility.

Gnuplot (3.7) is a command-line driven interactive function plotting utility. The documentation is available on Unix at /usr/local/doc/gnuplot/ or www.gnuplot.info.

You start gnuplot by typing gnuplot in a UNIX terminal window. Once started you can get online help by typing help from the gnuplot prompt.

To quit from the Gnuplot, type quit at Gnuplot prompt.