Monoid (repo API)

Type Parameters:

T - the type of the elements of the set on which the monoid is based

All Superinterfaces:

GrouplikeStructure<T>, Magma<T>, Semigroup<T>, Structure<T>

All Known Subinterfaces:

AbelianGroup<T>, CommutativeMonoid<T>, Group<T>

All Known Implementing Classes:

AbstractAbelianGroup
```
public interface Monoid<T>
extends Semigroup<T>
```
Represents the algebraic structure of a Monoid, which extends a semigroup by having an identity element.

See Also:

http://en.wikipedia.org/wiki/Monoid

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`T`	`identity()`	Has to return the element of the set, which represents the identity of the operation of the monoid.

Methods inherited from interface org.tensorics.core.math.structures.grouplike.Semigroup
operation

- Method Detail
  - identity
```
T identity()
```
    Has to return the element of the set, which represents the identity of the operation of the monoid.
    
    Returns:
    
    the identity element of the monoid.