checkout gnuplot. It can do all this and more - all from the command line
too.
On Sun, 25 Mar 2001, Michael Jinks wrote:
> Imagine an X-Y graph, where the two vertices of the graph may be of
> varying length. We want to be able to plug in a set of numbers x (the
> length of the X axis), y (length of the Y axis), a (a number of
> equidistantly-spaced points along X) and b (a number of similar points
> along Y). Output should be a set of lines drawn perpendicular to each
> axis for each point along that axis; the axes should not be printed in
> the final output, only the lines.
hth
charles
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