> computer algebra system<p>I was thinking maybe <a href="https://en.wikipedia.org/wiki/Central_Authentication_Service" rel="nofollow">https://en.wikipedia.org/wiki/Central_Authentication_Service</a> for a moment. I was playing with <a href="http://casino.rbcas.com/" rel="nofollow">http://casino.rbcas.com/</a> last week as a better way to login to GitLab running in the office.