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when toggle format what by license comment
Apr 13, 2017 at 12:19 history edited CommunityBot
replaced http://math.stackexchange.com/ with https://math.stackexchange.com/
Apr 4, 2016 at 17:23 vote accept Learning math
Mar 24, 2016 at 19:59 answer added Pietro Majer timeline score: 2
Mar 24, 2016 at 1:48 history asked Learning math CC BY-SA 3.0