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Apr 13, 2017 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Dec 4, 2014 at 15:45 history edited Seva CC BY-SA 3.0
tag added
Dec 4, 2014 at 7:50 comment added Seva Greg: No such reasons - but I'd be equally happy with a not-so-nice proof!
Dec 4, 2014 at 7:48 comment added Greg Martin I agree that heuristically it's extremely unlikely. Do you have any reason to believe that a nice algebraic proof exists?
Dec 4, 2014 at 7:35 history asked Seva CC BY-SA 3.0