invert-permutation

Inverts permutations

npm install invert-permutation
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invert-permutation

Computes the inverse of a permutation

Example

console.log( require("invert-permutation")([1,3,0,2]) )

//Prints:
//          [ 2, 1, 3, 0 ]

Install

npm install invert-permutation

API

`require("invert-permutation")(perm[, result])

Inverts a permutation

  • perm is the permutation to invert
  • result is an optional array that gets the result of inverting the permutation

Returns result or a newly allocated array if nothing is specified

Credits

(c) 2013 Mikola Lysenko. MIT License

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