Graphics Question.



On Fri, Oct 2, 2009 at 3:17 PM, Lawvere, John <jlawvere at pima.edu> wrote:

> Has anyone tried to use the function "contour_plot()" and increase the
> number of contours created?? The method shown in the HELP file hasn't worked
> for me under XMAXIMA, and I hope to have my Physics students use it.

Well, it looks like

 set_plot_option ([gnuplot_preamble, "set cntrparam levels <whatever>"])$

does change the number of contour levels, but it's not exact.
E.g. I tried <whatever> = 30 and got something like 19 levels.

best

Robert Dodier