On 20/06/2013 09:01, firstname.lastname@example.org wrote: > I wonder if I can install software first downloading all files on Linux then install them on Linux without using internet, or it will require an internet in the middle? > > Thank You! > Are you talking about installing Mathematica? You can download it somewhere else, and copy it across on to Linux, but when it comes to activate your software with the activation key, the easiest way is to use an internet connection, but there are other alternatives for situations like yours - read the download instructions.
Obviously, a few Mathmatica features, such as Wolfram Alpha interaction, will not work without an internet connection.