r13	orthocenter, first Brocard triangle, third Brocard point
r119	perspective
r232	Lemoine line, Brocard circle, ninecircle, circumcircle, tripolar, orthic axis, cevian quotient, centroid, point X(125), radical axis
r266	Gergonne point, Nagel point, point X(75), point X(65)
r365	Gergonne point, Nagel point, desmic structure
r370	Nagel point, perspective, anticevian triangle, cevian quotient
r371	Gergonne point, perspective, anticevian triangle, cevian quotient
r423	altitude feet
r620	orthopole, inconic, circumcenter, De Longchamps point, perspector
r681	De Longchamps point, cevian triangle, pedal triangle
r730	Steiner point, point X(376), point X(74)
r749	perspective, centroid, medial triangle
r1093	Jerabek hyperbola, isotomic points, orthocenter, third Brocard point
r1108	incenter, excenters, perspective
r1115	Bickart points, isotomic points
r1172	inconic, perspector, circumcenter, point X(125), Jerabek hyperbola
r1217	inconic, perspector, Steiner deltoid
r1252	perspector, circumconic, duality, anticomplement
r1263	perspector, circumconic, duality, isotomic points
r1357	Steiner point, orthocenter, points X(1113)-X(1114), Steiner circumellipse
r1389	circumcircle, orthopole
r1575	tripolar, isotomic points
r1621	cevian triangle, Jerabek hyperbola
r1622	cevian triangle, orthologic triangles, De Longchamps point

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