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Jun 15, 2017 at 10:27 history edited Joseph O'Rourke CC BY-SA 3.0
deleted 23 characters in body
Jan 21, 2012 at 13:36 vote accept Joseph O'Rourke
Jan 21, 2012 at 3:47 answer added Anton Petrunin timeline score: 5
Jan 21, 2012 at 1:01 history asked Joseph O'Rourke CC BY-SA 3.0