Timeline for MO-Hard Questions

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5 events
when toggle format what by license comment
Apr 13 '17 at 12:58 history edited CommunityBot
replaced http://mathoverflow.net/ with https://mathoverflow.net/
Aug 5 '14 at 21:05 comment added Yemon Choi While an undergraduate, I once asked my lecturer about this, and he said "in my view there is no reasonable classification". (I see from your answer on that MO question that he has not changed his mind)
Aug 5 '14 at 20:06 history edited Andrés E. Caicedo CC BY-SA 3.0
added 8 characters in body
S Aug 5 '14 at 19:58 history answered Andrés E. Caicedo CC BY-SA 3.0
S Aug 5 '14 at 19:58 history made wiki Post Made Community Wiki by Andrés E. Caicedo