Since moving my blog to Django and Wagtail, I have been adding new features to it on a regular basis. The most recent addition is the new ability to typeset mathematical equations and formulas. To be fair, all the heavy lifting is courtesy of the MathJax project. These guys did an amazing job - they implemented, in JavaScript, support for LaTeX syntax. Quite astonishing, if you ask me. Very easy to use, assuming you know LaTeX. Works in any modern browser, including on mobile, i.e. Android or iPhone. See for yourself: