Le lun. 08 oct. 2018 à 02:59:11 , Robert Klein a envoyé ce message: > PATH=/usr/local/texlive/2018/bin/x86_64-linux:$PATH > MANPATH=/usr/local/texlive/2018/texmf/doc/man:$MANPATH > INFOPATH=/usr/local/texlive/2018/texmf/doc/info:$INFOPATH > export PATH MANPATH INFOPATH > > in your .profile/.bashrc, (and .xsessionrc if your're using lightdm for > login) > > Best regards > Robert Many thanks Robert, it works now ! The last line export PAHT MANPATH INFOPATH was not correctly written in my setup. I had now .xsessionrc and its add was strangely a problem for the replying function in gnus. Anyway, now \(\LaTeX\) in my Gnus works thanks to you. Best regards, and thanks again ! -- Joseph