src/transpose.js
import {_transpose} from './_transpose.js';
import {copy} from './copy.js';
/**
* Creates a copy of the input permutation, applies an input transpose,
* then returns the result.
*
* @param {Array} sigma The input permutation.
* @param {number} a The first index of the transpose.
* @param {number} b The second index of the transpose.
* @returns {Array} The result.
*/
export function transpose(sigma, a, b) {
const rho = copy(sigma);
_transpose(a, b, rho);
return rho;
}