MathJax config for Hugo

mathjax-script-for-hugo.js

<script type="text/javascript" async
    src="https://cdnjs.cloudflare.com/ajax/libs/mathjax/2.7.1/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';
      }
    });

    MathJax.Hub.Config({
    // Autonumbering by mathjax
    TeX: { equationNumbers: { autoNumber: "AMS" } }
    });
  </script>