|
From: Dan <vi5...@ya...> - 2019-07-29 15:21:02
|
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 |