The intersection Fl of the Gergonne Line and the Soddy Line. In the above figure, , , and are the Nobbs Points, is the Incenter, Ge is the Gergonne Point, and and are the Soddy Points.
See also Gergonne Line, Soddy Line
Oldknow, A. ``The Euler-Gergonne-Soddy Triangle of a Triangle.'' Amer. Math. Monthly 103, 319-329, 1996.