LaTeX.org

The installation script should have added the binaries to your $PATH, making it accesible.
Please open a terminal and type
latex --version

If the system cannot find anythiing, have a look at TeX Live - Quick install -> Post-install: setting PATH .

Hi the output is

latex --version
pdfTeX 3 ...

There is a logfile with the same name. Right now i am not sure, if this file has been generated by the installscript or something else. Delete (or rename) this file and try again would be my first suggestion.

Best regards
Johannes

Thanks. I have troubles with my O.S., but I solved this and I ...

Hi, I have a problem. When I do the instructions appears:

install-tl-ubuntu: no repository was specified so using the following:
http://mirror.utexas.edu/ctan/systems/texlive/tlnet
install-tl-ubuntu: running apt and dpkg commands...
install-tl-ubuntu: downloading and extracting install-tl for ...