{{ if or .Page.Params.math .Site.Params.math }} <!-- KaTeX --> <link rel="stylesheet" type="text/css" href="{{ "css/katex.min.css" | relURL }}" crossorigin="anonymous"> <script type="text/javascript" src="{{ "js/katex.min.js" | relURL }}" crossorigin="anonymous"></script> <script type="text/javascript" src="{{ "js/auto-render.min.js" | relURL }}"onload="renderMathInElement(document.body);" crossorigin="anonymous"></script> {{ end }}