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miércoles, 14 de mayo de 2025

Inconics through two points

Given a triangle ABC and two points P and Q, it is well known that there are four conics through the two points and tangent to the three sidelines of ABC. For a projective construction, see Ángel Montesdeoca website.

Here we give a vision with barycentric coordinates (thanks to Ercole Suppa for his collaboration).

Inconics through two points

martes, 6 de mayo de 2025

The Bianticevian Conic

We give some properties of the so called bianticevian conic.




Download: The Bianticevian conic

Video (Spanish):