Feb 17, 2013 #1 J Janet Member Joined May 18, 2008 Messages 165 Reaction score 0 Points 16 when did he write the proof, what year and why did he write the proof
Jun 8, 2013 #2 P pirate_at_heart New member Joined Jun 8, 2013 Messages 1 Reaction score 0 Points 1 He didn't...Pythagoras wrote the Pythagorean theorem. Da Vinci was a painter.