Hello!
>(%i1) plot2d (sin(x), [x, 0, 2*%pi],[gnuplot_term, dumb ]);
>works as expected in my linux box.
Does not work in Windows (command line, wxmaxima, xmaxima)
>In png format:
>(%i3) plot2d(sin(x), [x, 0, 2*%pi],
> [gnuplot_preamble,
> "set terminal png;set out 'myplot.png'"])$
Wgnuplot.exe crashes and does not respond. When I unlock the file with Unlocker it can be visualized.