A construction of X8056

From a interpretation of a system of linear equations we arrive to a construction of the point X8056 and a property of circumconics.

A construction of X8056

Circumconics with asymptotes making a given angle

This is an updated version of my recent article published in Forum Geometricorum (Volume, 18 (2018) 367--370.

Circumconics with asymptotes making a given angle

A property of the circle (O,K)

This is a generalization of a formula given by Kadir Altintas:


A property of circle (O, K).

José María Pedret, in memoriam