src/reversed.js
import {copy} from './copy.js';
import {reverse} from './reverse.js';
/**
* Outputs a new permutation that is the reverse of the input permutation.
*
* @param {Array} sigma The input permutation.
* @returns {Array} The reverse of the input permutation.
*/
export function reversed(sigma) {
const rho = copy(sigma);
reverse(rho);
return rho;
}