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Apr 18, 2012 at 21:50 answer added Riccardo Murri timeline score: 0
Jul 20, 2011 at 2:29 answer added Andy Putman timeline score: 6
Jul 20, 2011 at 0:11 answer added Igor Rivin timeline score: 2
Jul 19, 2011 at 23:15 history asked Jim Conant CC BY-SA 3.0