> <\body> <\expand|tmdoc-title> Using Gnuplot sessions inside is a flexible and powerful application for drawing graphs of functions, which can be downloaded from <\verbatim> \ \ \ \ http://gnuplot.sf.net \ Press in order to invoke . Here follows an example session: <\session|gnuplot|default> <\output> This is a TeXmacs interface for GNUplot. \; <\input|GNUplot] > plot [-10:10][-10:10] x+sin(x) <\output> |ps>||||||> \; <\input|GNUplot] > set noclip set yrange[-30:10] plot x*(abs((x-4)/(x+4)))**(1./2.) <\output> |ps>||||||> \; <\input|GNUplot] > set pm3d hidden 100 set style line 100 lt 3 set nosurface set size 0.7,1 set view 80,180,1,1 set noborder set noxtics ~set noytics ~set noztics set parametric set samples 36 set isosamples 20,36 set ticslevel 0 set nocolorbox set urange [0:pi] ~set vrange [0:2*pi] splot sin(u)*cos(v),sin(u)*sin(v),cos(u) <\output> |ps>||||||> \; <\input|GNUplot] > \; Gnuplot supports many fancy features for users to make high-class graphs. If the number of commands is more than one, then you may separate the commands by or a newline. We recall that a newline is started using >. <\initial> <\collection> <\references> <\collection> > > > |?>> > > > > > > > > > > > > > > > > > > > > > > > > > > <\auxiliary> <\collection> <\associate|idx> |Text>||Session>||Gnuplot>>|>