User:WillowW/Todo
Topics in circle geometry
[edit]Tangent circles
[edit]- Problem of Apollonius
- Apollonian gasket
- Steiner chain
- Pappus chain, arbelos
- Tangent circles
- Malfatti circles
- Seven circles theorem
- Descartes theorem
- Coxeter's loxodromic sequence of tangent circles
Inversion
[edit]- Circle inversion
- Peaucellier linkage
- Inscribed angle theorem
- Secant-tangent theorem
- Power of a point
- Radical axis
- Radical center
- Pole and polar
- Coaxal circles, pencil
- Monge's theorem
- Homothetic center
Rolling circles
[edit]- Cycloid
- Hypocycloid, astroid, deltoid
- Epicycloid, cardioid, nephroid
- Spirograph
- Hypotrochoid
- Epitrochoid
- Deferent and epicycle