Epispiral
A plane curve with polar equation
There are
sections if is Odd and 
if is Even.
References
Lawrence, J. D. A Catalog of Special Plane Curves. New York: Dover, pp. 192-193, 1972.
- Cesàro Mean
- Ceva's Theorem
- Cevian
- Cevian Conjugate Point
- Cevian Transform
- Cevian Triangle
- Chain
- Chained Arrow Notation
- Chainette
- Chain Fraction
- Chain (Graph)
- Chain Rule
- Chair
- Chaitin's Constant
- Chaitin's Number
- Chaitin's Omega
- Champernowne Constant
- Change of Variables Theorem
- Chaos
- Chaos Game
- Character (Group)
- Characteristic Class
- Characteristic (Elliptic Integral)
- Characteristic Equation
- Characteristic (Euler)