Latin Capital Letter C

C
Symbol Format Data
C Code Point
U+0043
TeX
C
SVG
All symbols

Usage

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.

Related

set of complex numbers

The set of complex numbers is represented by the Latin capital letter C. The symbol is often presented with a double-struck font face just as with other number sets. The set of complex numbers extends the real numbers.

c

The Latin small letter c is used in math to represent a variable, constant or coefficient.

Links

Variable

A variable is a symbol that represents an unknown or indeterminant quantity. Variables can represent numbers, vectors, or other mathematical objects, depending on the context.

Circumference of Circle

The circumference of a circle is given the constant τ (tau) multiplied by the radius of the circle, where τ = 2π.