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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/
Dec 12, 2014 at 19:25 history edited Todd Trimble CC BY-SA 3.0
linked to the intended thread
Jan 4, 2013 at 20:20 vote accept Johannes
Jan 4, 2013 at 18:03 history answered Johannes CC BY-SA 3.0