LaTeX is a high quality typesetting system, with features that enable it to quickly create beautifully typeset mathematics and other scientific and technical documentation. Indeed, it is the *de facto* standard for the communication and publication of these types of documents. Best of all, it's completely free!

Below are five fantastic resources for both getting acquainted with, and using LaTeX:

www.overleaf.com

A web-based version of LaTeX -- This is a great place to go first if you are new to LaTeX. Documents can be saved in pdf form, integrating images into your document is a snap, and this particular site allows multiple folks to collaborate on a document in real-time too!The Not So Short Introduction to LATEX 2ε (or LATEX 2ε in 157 minutes)

Need to know how to do something in LaTeX? This is the document to check.MiKTeX

A free Windows version of LaTeX to run when you are not connected to the internet.MacTeX

A free Mac version of LaTeX to run when you are not connected to the internet.MathJax

A variant of LaTeX that enables you to add beautiful mathematics to any webpage. (*To see MathJax in action, just look at any of the mathematics on this website!*)