bit-twiddle

Bit twiddling hacks for JavaScript

v1.0.2 URL: https://unpkg.com/bit-twiddle@1.0.2/twiddle.js

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bit twiddle hacks graphics logarithm exponent base 2 binary arithmetic octree quadtree math nextPow2 log shift combination permutation trailing zero one interleave revere parity population count exponent power sign min max

permutation-parity

Computes the parity of a permutation

v1.0.0 URL: https://unpkg.com/permutation-parity@1.0.0/permutation-sign.js

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permutation parity sign even odd alternating sgn levi-civita

permutation-rank

Ranks and unranks permutations

v1.0.0 URL: https://unpkg.com/permutation-rank@1.0.0/index.js

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permutation rank unrank order compare sort group

js-combinatorics

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

v2.1.2 URL: https://unpkg.com/js-combinatorics@2.1.2/combinatorics.js

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Combinatorics combination permutation

@thi.ng/transducers

Collection of ~170 lightweight, composable transducers, reducers, generators, iterators for functional data transformations

v9.2.25 URL: https://unpkg.com/@thi.ng/transducers@9.2.25/index.js

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