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Apr 5, 2018 at 11:14 vote accept Michael Hardy
Mar 29, 2018 at 20:35 answer added Fedor Petrov timeline score: 3
Mar 29, 2018 at 20:06 history edited Michael Hardy CC BY-SA 3.0
deleted 39 characters in body
Mar 28, 2018 at 22:52 history edited Michael Hardy CC BY-SA 3.0
added 39 characters in body
Mar 28, 2018 at 22:40 history migrated from math.stackexchange.com (revisions)
Mar 25, 2018 at 4:19 history asked Michael Hardy CC BY-SA 3.0