Table X-P Similitude Centers of Circle C34 Points available at the Kimberling's Encyclopedia ETC. The ETC version: The 12433 points version of 2017. The "Discoverer" database version: October 2013. Last update: 2017-06-22
Kimberling Notation
Role
1
X(5) Nine-Point Center
Internal Center of Similitude of the Circle C34 and the Nine-Point Circle