Skip to main content
4 events
when toggle format what by license comment
Mar 9 at 9:31 history made wiki Post Made Community Wiki by Stefan Kohl
Jan 12, 2021 at 20:02 history edited Glorfindel CC BY-SA 4.0
broken image fixed (click 'side-by-side' to see the difference; image retrieved via Wayback Machine); for more info, see https://meta.mathoverflow.net/a/4058/70594
Mar 10, 2017 at 9:42 history edited CommunityBot
replaced http://upload.wikimedia.org/ with https://upload.wikimedia.org/
Mar 10, 2013 at 6:06 history answered Rodrigo A. Pérez CC BY-SA 3.0