# Latex Automatic Equation Numbering in Hexo With MathJax Plugin

New in MathJax v2.0 is the ability to have equations be numbered automatically. This functionality is turned off by default, so that pages don’t change when you update from v1.1 to v2.0, but it is easy to configure MathJax to produce automatic equation numbers by adding:

to your page just before the <script> tag that loads MathJax.js itself.