feat: you can use MathJax now

README.md

@@ -131,6 +131,12 @@ display block $$ ... $$
 
 ![latex example](images/latex_example.png)
 
+## Support MathJax
+you can add MathJax:true to frontmatter
+
+```
+mathJax: true
+```
 ## config.toml example
 
 ```toml

layouts/partials/script.html

@@ -8,3 +8,41 @@
   integrity="sha384-kWPLUVMOks5AQFrykwIup5lo0m3iMkkHrD0uJ4H5cjeGihAutqP0yW0J6dpFiVkI" crossorigin="anonymous"
   onload="renderMathInElement(document.body);"></script>
 {{ end }}
+{{ if or .Params.MathJax .Site.Params.MathJax}}
+<script type="text/javascript" async
+  src="https://cdn.bootcss.com/mathjax/2.7.3/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
+    MathJax.Hub.Config({
+      tex2jax: {
+        inlineMath: [['$', '$'], ['\\(', '\\)']],
+        displayMath: [['$$', '$$'], ['\[\[', '\]\]']],
+        processEscapes: true,
+        processEnvironments: true,
+        skipTags: ['script', 'noscript', 'style', 'textarea', 'pre'],
+        TeX: {
+          equationNumbers: { autoNumber: "AMS" },
+          extensions: ["AMSmath.js", "AMSsymbols.js"]
+        }
+      }
+    });
+
+    MathJax.Hub.Queue(function () {
+      // Fix <code> tags after MathJax finishes running. This is a
+      // hack to overcome a shortcoming of Markdown. Discussion at
+      // https://github.com/mojombo/jekyll/issues/199
+      var all = MathJax.Hub.getAllJax(), i;
+      for (i = 0; i < all.length; i += 1) {
+        all[i].SourceElement().parentNode.className += ' has-jax';
+      }
+    });
+  </script>
+
+<style>
+  code.has-jax {
+    font: inherit;
+    font-size: 100%;
+    background: inherit;
+    border: inherit;
+    color: #515151;
+  }
+</style>
+{{end}}