Capital C Symbol
The capital Latin letter C is used in mathematics as a variable. For example, it appears in geometric formulas as a variable representing the circumference of a circle. It also is used to represent the set of complex numbers, although this is usually indicated with a "doublestruck" typeface.
Format  Display  Data 

Image  Download SVG ↓  
TeX 


Unicode  C 

Usage
Circumference of Circle  Formula
The circumference of a circle is given by two multiplied by pi and the radius.
Set of Complex Numbers  Concept
The set of complex numbers contains all possible complex numbers. Each complex number has a real part and an complex part.