Cookie Policy

If you log in to this site, your login is maintained by cookies, which are small pieces of data stored in your web browser. This allows the server to avoid having to request your login details again while you are using the site.

We use Google analytics to monitor website usage, which will store a cookie in your web browser.

We also use mathjax.org to render mathematics on our pages, and that site keeps users’ rendering preferences and analytics data.

Cookie Name Used By Description
__cfduid mathjax.org Mathematics rendering preferences
__utma mathjax.org MathJax Google analytics
__utmc mathjax.org MathJax Google analytics
__utmz mathjax.org MathJax Google analytics
_ga The Underground Mathematics website Underground Mathematics Google analytics
_SESSION The Underground Mathematics website Maintaining user login information