Definition:Epicycloid

Definition
Let a circle $C_1$ roll around the outside of another circle $C_2$.

The locus of a given point on the circumference of $C_1$ is known as an epicycloid.


 * Epicycloid.png

Also see

 * Definition:Hypocycloid
 * Definition:Cycloid
 * Definition:Cardioid


 * Definition:Epitrochoid