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Apr 13, 2017 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Aug 25, 2015 at 12:46 vote accept Arnold Neumaier
Aug 25, 2015 at 11:59 answer added Eric Wofsey timeline score: 3
Aug 25, 2015 at 11:30 history asked Arnold Neumaier CC BY-SA 3.0