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Apr 13, 2017 at 12:57 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
May 29, 2012 at 15:09 comment added Vincent Tjeng Hi Anton, I'm not sure whether the solutions there can be extended to $ \mathbb R ^n$, but thanks for the tip.
May 28, 2012 at 20:42 comment added Anton Petrunin see mathoverflow.net/questions/7794/…
May 28, 2012 at 14:32 history rollback Vincent Tjeng
Rollback to Revision 1
May 28, 2012 at 13:50 vote accept Vincent Tjeng
May 28, 2012 at 13:48 history edited Vincent Tjeng CC BY-SA 3.0
Edited question to exclude cases pointed out by @Will
May 28, 2012 at 13:42 vote accept Vincent Tjeng
May 28, 2012 at 13:48
May 27, 2012 at 18:31 answer added Sergei Ivanov timeline score: 6
May 27, 2012 at 17:38 answer added Will Sawin timeline score: 2
May 27, 2012 at 16:37 history asked Vincent Tjeng CC BY-SA 3.0