In article hobohm at embl-heidelberg.de (Uwe Hobohm) says:
>>Is there any 3D-plotting program for UNIX in the public domain ? I am
> ...
>Uwe Hobohm
>hobohm at embl-heidelberg.de>
GNUPLOT has 3D capabilities, refer to the following web page:
http://www.cs.dartmouth.edu/gnuplot_info.html
or if you only have ftp capabilities:
ftp.dartmouth.edu in the /pub/gnuplot directoy.
GNUPLOT is public domain. There are is also a discussion group:
comp.graphics.gnuplot
Rafael H.