Samples for the book `(More) Math into LaTeX', 4th edition.

In addition, there are two excerpts from the book:
 - A Short Course to help you get started quickly with LaTeX, including
   detailed instructions on how to install LaTeX on a PC or a Mac;
 - Math and Text Symbol Tables.

The samples are in the public domain, the Short Course is copyrighted, 
but can be freely distributed.
