Innovenergy_trunk/frontend/node_modules/fp-ts/es6/Group.d.ts

16 lines
374 B
TypeScript

/**
* A `Group` is a `Monoid` with inverses. Instances must satisfy the following law in addition to the monoid laws:
*
* - Inverse: `concat(inverse(a), a) <-> empty = concat(a, inverse(a))`
*
* @since 2.0.0
*/
import { Monoid } from './Monoid'
/**
* @category model
* @since 2.0.0
*/
export interface Group<A> extends Monoid<A> {
readonly inverse: (a: A) => A
}