Computes the parity of a permutation

Find all permutations of a string

Picks an arbitrary permutation.

Type-Level RegExp parser, matcher and permutation resolver

permutation utils

Simple combinatorics like power set, combination, and permutation in JavaScript

Picks an arbitrary permutation.

Checks if array has a permutation.

Picks an arbitrary permutation.

Test if two sets of integers are equal up to an even permutation

Picks an arbitrary permutation.

Simple combinatorics like power set, combination, and permutation in JavaScript

Checks if array has a permutation.

Inverts permutations

generates permutation of elements in an array

Sort an array and get the inverse permutation (argsort) to undo it, or apply the same sort order to parallel arrays

Ranks and unranks permutations

Permutation feature importance

Efficient Combinatorics library for JavaScript using ES2015 generator functions. Generate power set, combination, and permutation.

Checks if array has a permutation.