# Category:Rings with Unity

This category contains results about Rings with Unity.

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

Then $\struct {R, +, \circ}$ is a ring with unity if and only if the multiplicative semigroup $\struct {R, \circ}$ has an identity element.

Such an identity element is known as a unity.

## Subcategories

This category has the following 2 subcategories, out of 2 total.

## Pages in category "Rings with Unity"

The following 24 pages are in this category, out of 24 total.