Re: [Gnuplot-info] taking slices with splot

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Mike Libby wrote:

> I take slices of a 3d surface in splot by setting the range on one 
> dimension to a minute amount.

Why re-invent contouring?  gnuplot already has "set contour".

> But the plot that appears is not a line but scattered dots. That is
> because all that appears is the plane's intercept with the 9x9 mesh.

It's your choice whether the mesh is 9x9 or something else.  gnuplot 
does have a way to change the sampling rates of functions, after all. 
See "help samples".