Assertion: delaunay triangulation | /r/HasProperty | two possible triangulations
Facets:
Source sentences:
text: For four points on the same circle (e.g., the vertices of a rectangle) the Delaunay triangulation is not unique: the two possible triangulations that split the quadrangle into two triangles satisfy the "Delaunay condition", i.e., the requirement that the circumcircles of all triangles have empty interiors.