I want to install the package undertilde.
When I try to install using method 1 as given in the answer to the question
How do I install an individual package on a Linux system?
i.e. using tlmgr - I get the following errors.
Cannot determine type of tlpdb from /home//texmf!
cannot setup TLPDB in /home/****/texmf at /usr/bin/tlmgr line 6424.
apt-file
and use it to ask Debian which Debian package provides the fileundertilde.sty
tlmgr
(for whose using atlmgr
that works)