Elkies Point

Given Positive numbers , , and , the Elkies point is the unique point in the interior of aTriangle such that the respective Inradii , , of theTriangles , , and satisfy .

References

Kimberling, C. ``Central Points and Central Lines in the Plane of a Triangle.'' Math. Mag. 67, 163-187, 1994.

Kimberling, C. and Elkies, N. ``Problem 1238 and Solution.'' Math. Mag. 60, 116-117, 1987.

• Dirac's Theorem
• Directed Angle
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