How to install Latex in Ubuntu 13.10

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http://askubuntu.com – i recently installed Ubuntu 13.10 on my Computer. I want to install Latex on my Desktop but i am unable to install it. I first tried to install using following command. " sudo apt-get install texlive-full " but i am getting following error " E: Package 'texlive-full' has no installation candidate ". Please help me, i am new to Ubuntu .... (HowTos)