<link rel="stylesheet" href="/katex/katex.min.css">
<script defer src="/katex/katex.min.js"></script>
<script defer src="/katex/contrib/auto-render.min.js" onload="renderMathInElement(document.body);"></script>

<script>
    document.addEventListener("DOMContentLoaded", function() {
        renderMathInElement(document.body, {
          // customised options
          // • auto-render specific keys, e.g.:
          delimiters: [
              {left: '$$', right: '$$', display: true},
              {left: '$', right: '$', display: false},
              {left: '\\(', right: '\\)', display: false},
              {left: '\\[', right: '\\]', display: true}
          ],
          // • rendering keys, e.g.:
          throwOnError : false
        });
    });
</script>