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Named after Russian mathematician Boris Delaunay (1890–1980) for his work on this topic from 1934.
Etymology from Wiktionary, CC BY-SA 4.0.
Delaunay triangulation
Today it means: For a given set P of discrete points in a plane: a triangulation DT(P) such that no point in P is inside the circumcircle of any triangle in DT(P). Full definition →