Fletcher Point

The intersection Fl of the Gergonne Line and the Soddy Line. In the above figure, $D'$, $E'$, and $F'$ are the Nobbs Points, $I$ is the Incenter, Ge is the Gergonne Point, and $S$ and $S'$ are the Soddy Points.

See also Gergonne Line, Soddy Line

References

Oldknow, A. ``The Euler-Gergonne-Soddy Triangle of a Triangle.'' Amer. Math. Monthly 103, 319-329, 1996.