title: Is there a good way to plot graph from mathml or latex?
body: <p>I want to plot math function from MathML or Latex.<br>
  javascript lib is best choice. </p>
  
  <p>Which i want do is like this: <a href="https://www.desmos.com/" rel="nofollow">www.desmos.com</a>
  input a MathML or Latex string such as  y=x^2 ,then plot it.</p>