Re: splot xyz zerr

On Sun, 28 Jul 2019, Patrick Dupre wrote:

> I used to use gnuplot for ploting and fitting y (x) function.
> I now need to plot and fit 2d functions.
> I cannot find the equivalent of
> splot 'file' u 1:2:3:4 w zerr
> and
> fit function (x,y) file u 1:2:3:4 w zerr
> and
> fit z=f(x,y) file u 1:2:3:4:5:6 w xyzerr
> Is it not possible?

I don't think the splot can be done, but the fits can (although the
second of the two fits needs Gnuplot version 5.0 or later): see pages
74-76 of <http://www.gnuplot.info/docs_5.2/Gnuplot_5.2.pdf>.

-- 

Kind regards,

Dan


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