Installing TEX and its tools on MacOS

TEX is a typesetting system that allows to produce high-quality books and provides a system that gives the same result on all computers. LATEX is the markup language used in the TEX typesetting system.

Steps to install it on MacOS:

1. Download the Mac distribution, or the smaller distribution.
2. After installing it, run the following commands:
   
sudo bash
PATH=/usr/local/texlive/2011basic/bin/universal-darwin:$PATH; export PATH
texhash
sudo tlmgr paper $PAPER
sudo fmtutil-sys --all

   Where $PAPER is either “letter” or “a4″.

With the tool tlmgr is possible to manage the TEX packages: update, install and remove them.