Started refactoring

layouts/partials/math.html

@@ -1,18 +1,4 @@
-<script type="text/x-mathjax-config">
-MathJax.Hub.Config({
-  tex2jax: {
-    inlineMath: [['$','$'], ['\\(','\\)']],
-    displayMath: [['$$','$$'], ['\\[','\\]']],
-    processEscapes: true,
-    processEnvironments: true,
-    menuSettings: { zoom: "Double-Click" },
-    skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
-    TeX: { equationNumbers: { autoNumber: "AMS" },
-         extensions: ["AMSmath.js", "AMSsymbols.js"] }
-  }
-});
-</script>
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/katex.min.css">
+<script defer src="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/katex.min.js"></script>
+<script defer src="https://cdn.jsdelivr.net/npm/katex@0.12.0/dist/contrib/auto-render.min.js" onload="renderMathInElement(document.body);"></script> 
 
-<script type="text/javascript"
-  src="//cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
-</script>