Skip to main content
4 events
when toggle format what by license comment
Jul 23, 2018 at 18:58 history edited Martin Sleziak CC BY-SA 4.0
added mathscinet link
Aug 26, 2010 at 18:20 vote accept David Corwin
Aug 26, 2010 at 17:12 history edited Jim Humphreys CC BY-SA 2.5
added 339 characters in body
Aug 26, 2010 at 17:06 history answered Jim Humphreys CC BY-SA 2.5