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Central points and central lines in the plane of a triangle. (English) Zbl 0821.51014

From the introduction: “Central to triangle geometry are certain special points, or centers. The author lists and discusses the centers he has found in the literature of some authors.
The article is in six sections: (1) Introduction, (2) Trilinear coordinates, (3) Regular centers, (4) More centers, (5) Constant distance-ratios, and (6) Topics for undergraduate research”.

MSC:

51M04 Elementary problems in Euclidean geometries
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