noun
- A plane curve generated by a point on a circle rolling inside another circle of twice the diameter, having a cusp at the origin.
Usage: mathematics; geometry
adjective
- Of or relating to a cissoid curve; having the shape or properties of a cissoid.
Usage: mathematics
Examples
- The cissoid is a classic example studied in differential geometry courses.
- The equation of the cissoid can be expressed in polar coordinates.
- A cissoid curve exhibits a distinctive cusp at its origin.
- The cissoid shape appears in certain mechanical linkage systems.
- Mathematicians use cissoid curves to model rolling motion problems.