Re: [Gnuplot-info] 2D cross-section of 3D plot - possible?

[Hans-Bernhard B. <HBB...@t-...>]

Paweł Rumian wrote:

> I'm wondering if it is possible to make a 3D plot of this data by
> limiting the range of 4th data column?

No.  gnuplot doesn't contain an isosurface or isovolume extraction 
engine.  We only have an isocurve extractor, i.e. the implementation of 
'set contours'.

> A simpler but essentially the same problem is to make a 2D plot from
> 3D data - eg. to plot v(z) for a specified value of y.

That is something 'set contour' can do for you.