Explore Spider, Chandelier, and more!

Math that Moves | Blog on math blogs

Math that Moves

The hypocycloid with n cusps is the curve traced out by a point on a circle rolling inside a circle whose radius is n times larger. The hypocycloid with 2 cusps is sort of strange: It’s just …

Spiral - Wikipedia, the free encyclopedia

A spiral which bunches up at the poles of a sphere