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Timeline for MO-Hard Questions

Current License: CC BY-SA 3.0

6 events
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Apr 13, 2017 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Dec 7, 2016 at 4:24 comment added Gerry Myerson Currently 17 answers, of which 16 deleted.
Oct 11, 2014 at 1:19 comment added Vi. "most have been deleted after an error was found" -> Where should "nice try" attempts for open problems settle? Maybe they shall be still around somewhere to give hints for ones who want to try the problem?
Aug 5, 2014 at 19:42 comment added Emil Jeřábek One might add to the title question that has transpired in the comments, a “polynomial injection from $\mathbb Q\times\mathbb Q$ to $\mathbb Q$” problem also seems hard.
Aug 5, 2014 at 18:43 history made wiki Post Made Community Wiki by François G. DoraisMod
Aug 5, 2014 at 18:39 history answered François G. DoraisMod CC BY-SA 3.0