Skip to main content
4 events
when toggle format what by license comment
Apr 13, 2017 at 12:19 history edited CommunityBot
replaced http://math.stackexchange.com/ with https://math.stackexchange.com/
Dec 5, 2012 at 20:51 answer added Igor Rivin timeline score: 1
Dec 5, 2012 at 20:30 history edited ArtM CC BY-SA 3.0
added 46 characters in body
Dec 5, 2012 at 20:16 history asked ArtM CC BY-SA 3.0