<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.css" /> <script defer src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/katex.min.js"></script> <script defer src="https://cdn.jsdelivr.net/npm/katex@0.11.1/dist/contrib/auto-render.min.js" onload="renderMathInElement(document.body);"></script>