![](http://image.absoluteastronomy.com/images//topicimages/noimage.gif)
Clélies
Encyclopedia
![](http://image.absoluteastronomy.com/images/encyclopediaimages/c/cl/clelies_curve.png)
Mathematics
Mathematics is the study of quantity, space, structure, and change. Mathematicians seek out patterns and formulate new conjectures. Mathematicians resolve the truth or falsity of conjectures by mathematical proofs, which are arguments sufficient to convince other mathematicians of their validity...
, a Clélies is a curve parameterized by
![](http://image.absoluteastronomy.com/images/formulas/3/8/2383007-1.gif)
![](http://image.absoluteastronomy.com/images/formulas/3/8/2383007-2.gif)
![](http://image.absoluteastronomy.com/images/formulas/3/8/2383007-3.gif)
A curve of this type is confined to the surface of a sphere
Sphere
A sphere is a perfectly round geometrical object in three-dimensional space, such as the shape of a round ball. Like a circle in two dimensions, a perfect sphere is completely symmetrical around its center, with all points on the surface lying the same distance r from the center point...
of radius
![](http://image.absoluteastronomy.com/images/formulas/3/8/2383007-4.gif)