ontent">
        <article class="post">
  <div class="entry">
    <div class="mode_btn view_question_source">
    </div>
    <script type="text/x-mathjax-config">
  MathJax.Hub.Config({
    TeX: {
      equationNumbers: {
        autoNumber: "AMS"
      }
    },
    tex2jax: {
      inlineMath: [ ['$','$'] ],
      displayMath: [ ['$$','$$'] ],
      processEscapes: true,
    },
    "HTML-CSS": { 
      preferredFont: "TeX", 
      availableFonts: ["STIX","TeX"], 
      styles: {".MathJax": {}} 
    }
  });