Yff Triangles
The Triangle 
formed by connecting the points used to construct the Yff Points is calledthe first Yff triangle. The Area of the triangle is
where
is the Circumradius of the original Triangle 
. The second Yff triangle isformed by connecting the Isotomic Conjugate Points of 
, 
, and 
.See also Yff Points
References
Yff, P. ``An Analog of the Brocard Points.'' Amer. Math. Monthly 70, 495-501, 1963.
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