r355	centroid, incenter, Gergonne point, point X(63), De Longchamps point, Schiffler point
r365	Gergonne point, retrocenter, desmic structure
r370	perspective, anticevian triangle, cevian quotient, retrocenter
r377	circumcenter, orthocenter, Feuerbach point, point X(104)
r501	circumcircle, incenter, excenters
r551	orthocenter, circumcenter, symmedian point, tangential triangle, point X(64)
r552	anticomplement
r553	tangential triangle, radical center
r623	tripolar, Gergonne line, antiorthic axis, orthic axis, point X(650)
r704	centroid, incenter, orthocenter, circumcenter
r705	incenter, orthocenter, Longuet-Higgins point, De Longchamps point
r778	altitudes
r779	orthocenter, incenter, tripolar
r922	pedal triangle, excenters, symmedian point
r932	intangential triangle, extouch triangle, perspective, cevian quotient, Mittenpunkt
r973	perspective, circumcircle, isogonal points, anticomplement, Mannheim circles
r992	cevian triangle, centroid, incenter, orthocenter, symmedian point, Gergonne point, Mittenpunkt
r1040	orthocentroidal circle, incenter, symmedian point, Spieker point, Gergonne point, Feuerbach point, Brocard points, Fermat points, Napoleon points
r1157	Gergonne point, isotomic points, Feuerbach hyperbola
r1158	Gergonne point, isotomic points, Feuerbach hyperbola, Steiner circumellipse
r1222	pedal circle, circumconic, incenter
r1272	point X(75), cevian product, centroid
r1316	incenter, incircle

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