docs/javascripts/config.js

window.MathJax = {
    tex: {
	inlineMath: [["\\(", "\\)"]],
	displayMath: [["\\[", "\\]"]],
	processEscapes: true,
	processEnvironments: true
    },
    options: {
	ignoreHtmlClass: ".*|",
	processHtmlClass: "arithmatex"
    }
};