apt-get install pstoedit skencil inkscape
and python-xml (not sure)
Problem:
Effects -> Render -> LaTeX formula
returns nothing.
Solution:
Ubuntu 8.04 Hardy has a bug as
https://bugs.launchpad.net/inkscape/+bug/55273
This bug can be fixed by
cd /usr/share/inkscape/extensions
sudo curl -s 'http://launchpadlibrarian.net/14090556/eqtexsvg.py_linux_shell_apply.patch' | sudo patch -p0
or
wget -c http://launchpadlibrarian.net/14090556/eqtexsvg.py_linux_shell_apply.patch
patch -p0 < eqtexsvg.py_linux_shell_apply.patch
, which is well described in the above link.