title: How to add Wiris or Mathjax to Quill editor
body: <p>How can i add Wiris or Mathjax to Quill editor? And use it? 
  Or how to convert Formula options in Quill editor to Wiris (Mathjax)?</p>
  
  <p><a href="https://i.stack.imgur.com/tOfDz.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/tOfDz.png" alt="enter image description here"></a></p>