Δευτέρα 29 Μαΐου 2023

PAULUS GERDES


Paulus Gerdes


Paulus Gerdes, African Pythagoras. A Study in Culture and Mathematics Education. Maputo, Instituto Superior Pedagogico, Mocambique 1994.

Mail Antreas P. Hatzipolakis

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ETC1

X(73056) = X(2)X(58726)∩X(5)X(5422) Barycentrics    a^2*(a^14 - 5*a^12*b^2 + 9*a^10*b^4 - 5*a^8*b^6 - 5*a^6*b^8 + 9*a^4*b^10 - 5*a^2*b^12 +...

  • 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. ...