group-theory: The theory of groups

[ algebra, bsd3, groups, library, math, permutations ] [ Propose Tags ]

This package includes definitions for Groups (monoids with invertibility), including finite, free, simple, cyclic, and permutation groups. Additionally, we add the concept of Cancelative functors, building upon Alternative applicative functors.

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Versions [RSS] [faq],,, 0.2.2
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Dependencies base (>=4.11 && <5), containers (>=0.5 && <0.7) [details]
License BSD-3-Clause
Copyright (c) 2020 Emily Pillmore <>
Author Emily Pillmore
Revised Revision 1 made by topos at 2020-12-05T18:45:19Z
Category Algebra, Math, Permutations, Groups
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Source repo head: git clone
Uploaded by topos at 2020-12-05T18:34:19Z
Distributions NixOS:0.2.2
Downloads 210 total (7 in the last 30 days)
Rating 2.25 (votes: 2) [estimated by Bayesian average]
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Status Hackage Matrix CI
Docs available [build log]
Last success reported on 2020-12-05 [all 1 reports]


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Note: This package has metadata revisions in the cabal description newer than included in the tarball. To unpack the package including the revisions, use 'cabal get'.

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This is a package for exploring constructive group theory in Haskell.

Contact Information

Contributions and bug reports are welcome!

Co-maintained by Emily Pillmore (@topos) and Reed Mullanix (@totbwf). Please feel free to contact either myself, or Reed through github or on the #haskell IRC channel on

- Emily