Installing Latex gui Lyx from source

sudo su
aptitude install build-essential libqt4-dev libaspell-dev
cd /usr/local/src/
wget ftp://ftp.lyx.org/pub/lyx/stable/2.0.x/lyx-2.0.0.tar.gz
gzip -dc lyx-2.0.0.tar.gz | tar xf -
cd lyx-2.0.0
./configure
make
make install
apt-get install texlive-latex-extra