Table X-P
Internal Centers of Similitude
Points available at the Kimberling's Encyclopedia ETC.
The ETC version: The 10200 points version of 2016.
The "Discoverer" database version: October 2013.
Last update: 2016-11-02

      Kimberling Notation     Role  
  1     X(4) Orthocenter     Internal Center of Similitude of the Antimedial Circle of the Outer Grebe Triangle and the Cosine Circle of the Outer Grebe Triangle  
  2     X(40) Bevan Point     Internal Center of Similitude of the Cosine Circle of the Outer Grebe Triangle and the Excentral Circle of the Outer Grebe Triangle  
  3     X(1160)     Internal Center of Similitude of the Circumcircle of the Outer Grebe Triangle and the Second Brocard Circle of the Outer Grebe Triangle  
  4     X(3640)     Internal Center of Similitude of the Adams Circle of the Outer Grebe Triangle and the Incircle of the Outer Grebe Triangle  
  5     X(3640)     Internal Center of Similitude of the Adams Circle of the Outer Grebe Triangle and the Conway Circle of the Outer Grebe Triangle  
  6     X(3640)     Internal Center of Similitude of the Conway Circle of the Outer Grebe Triangle and the Incircle of the Outer Grebe Triangle  
  7     X(3640)     Internal Center of Similitude of the Inner Johnson-Yff Circle of the Outer Grebe Triangle and the Outer Johnson-Yff Circle of the Outer Grebe Triangle  
  8     X(5860)     Internal Center of Similitude of the Circumcircle of the Outer Grebe Triangle and the Nine-Point Circle of the Outer Grebe Triangle  
  9     X(5860)     Internal Center of Similitude of the Incircle of the Outer Grebe Triangle and the Spieker Circle of the Outer Grebe Triangle  
  10     X(5860)     Internal Center of Similitude of the Antimedial Circle of the Outer Grebe Triangle and the Circumcircle of the Outer Grebe Triangle  
  11     X(6278)     Internal Center of Similitude of the Cosine Circle of the Outer Grebe Triangle and the Nine-Point Circle of the Outer Grebe Triangle  
  12     X(7733)     Internal Center of Similitude of the Nine-Point Circle of the Outer Grebe Triangle and the Sine-Triple-Angle Circle of the Outer Grebe Triangle