ETC1

X(73080) = X(1)X(5)∩x(153)X(517) Barycentrics    a^7 - 2*a^6*b + 3*a^4*b^3 - 3*a^3*b^4 + 2*a*b^6 - b^7 - 2*a^6*c + 11*a^5*b*c - 10*a^4*b^2...

  • 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. ...