Given a center , the anticevian triangle is defined as the Triangle with Vertices , , and . If is the Cevian Triangle of and is an anticevian triangle, then and are Harmonic Conjugate Points with respect to and .
See also Cevian Triangle
Kimberling, C. ``Central Points and Central Lines in the Plane of a Triangle.'' Math. Mag. 67, 163-187, 1994.