Monday, May 10, 2021

1696. Isodynamic Points on Circumcircle

1 comment:

  1. "May 24, 2021, 3:26 PM
    Inversion about $(O)$ preserves $(BDA_1)$, hence $(O)$ is a $B$-appolonian circle of $BDA_1$ with isodynamic points on it. The same with other triangles.", zuss77.

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