Talk:Euler's theorem in geometry

Formula incorrect
The theorem as stated is obviously incorrect. For the equilateral triangle the incenter and the exicenter are the same points, so the distance is zero, but R^2-r^2>0 as R is larger then r abakharev 12:13, 7 December 2005 (UTC)
 * Ok I have fixed the formula myself abakharev 12:21, 7 December 2005 (UTC)

Added a drawing for comfort of following the proof. Unbeatable0 (talk) 18:26, 24 November 2009 (UTC)