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when toggle format what by license comment
Jun 27, 2010 at 8:19 vote accept Wadim Zudilin
Apr 30, 2010 at 22:30 comment added Wadim Zudilin Excellent! Thank you for this answer (with which I should be familiar). I keep your answer unaccepted, just vote, to have more (to choose).
Apr 30, 2010 at 19:47 history answered Kevin O'Bryant CC BY-SA 2.5