ETC

X(72977) = X(26)X(1092)∩X(30)X(16931) Barycentrics    a^2*(a^10-3*a^8*b^2+2*a^6*b^4+2*a^4*b^6-3*a^2*b^8+b^10-3*a^8*c^2+2*a^6*b^2*c^2+2*a^4*...

  • EUCLID 4404
  • HOMOTHETIC TRIANGLES and EULER LINES
    Theorem 1. Let ABC be an equilateral triangle and P a point. The Euler lines of the triangles PBC,PCA,PAB are concurent.Denote the point ...
  • ANOPOLIS CIRCLE
    Let ABC be a triangle. Denote: (N1),(N2), (N3) = the NPCs of IBC, ICA, IAB, resp. (12), (13) = the reflections of (N1) in BI, CI, resp. ...