bunryu17 Works
Locus of the Orthopole of a Circle Centered at the Circumcenter
Locus of the pole (polar) from tangents to the incircle
Miquel Point of a Cyclic Complete Quadrilateral: Orthogonal Circles via a Midpoi
Miquel Point of an Inscribed Complete Quadrilateral: A Perpendicularity Proof
From a Complete Quadrilateral to Miquel Point: Circumcircles and Orthocenter Geo
Steiner Circle in a Complete Quadrilateral: Perpendicular Bisector Lemma
三角形の中央=フェルマー点
Steiner Circle via Perpendicular Bisector Intersection in a Complete Quadrilater
Vector View of Steiner Point in a Triangular Configuration
Triangle Perpendicular Bisector Symmetry and Similarity
Euler Line and the Polar-Ellipse of a Triangle