GERGONNE LINE


d Evans point
d Fletcher point
r341 medial triangle, excentral triangle, perspective
r414 Soddy line
r432 Schröder point, Feuerbach point
r609 tripolar, incircle
r610 incenter, dual line
r623 tripolar, Nagel point, antiorthic axis, orthic axis, point X(650)

índexs