# Definition:Normed Ring

## Definition

Let $\struct {R, +, \circ}$ be a ring.

Let $\norm {\, \cdot \,}$ be a norm on $R$.

Then $\struct {R, \norm {\, \cdot \,} }$ is a normed ring.

## Also defined as

Some sources use the term normed ring to mean a Banach algebra.

## Also see

• Results about normed rings can be found here.