This is also pretty good: <a href="https:&#x2F;&#x2F;webdemo.myscript.com&#x2F;#&#x2F;demo&#x2F;equation" rel="nofollow">https:&#x2F;&#x2F;webdemo.myscript.com&#x2F;#&#x2F;demo&#x2F;equation</a><p>Recognizes full equations and even sends it to wolfram alpha to compute result