# Definition:Quintal Notation

## Definition

Quintal notation is the technique of expressing numbers in base $5$.

That is, every number $x \in \R$ is expressed in the form:

$\ds x = \sum_{j \mathop \in \Z} r_j 5^j$

where:

$\forall j \in \Z: r_j \in \set {0, 1, 2, 3, 4}$

## Also see

• Results about Quintal Notation can be found here.