MathJax is an open source JavaScript display engine for mathematics that works in all browsers. MathJax is a project of the MathJax Consortium, a joint venture of the American Mathematical Society (AMS) and the Society for Industrial and Applied Mathematics (SIAM) to advance mathematical and scientific content on the web. MathJax is generously supported by the MathJax Sponsors. The core of the MathJax project is the development of its state-of-the-art, open source, JavaScript platform for display of mathematics. Our key design goals are: high-quality display of mathematics notation in all browsers no special browser setup required support for LaTeX, MathML and other equation markup directly in the HTML source. an extensible, modular design with a rich API for easy integration into web applications. support for accessibility, copy and paste and other rich functionality interoperability with other applications and math-aware search.