GAP Package Smallsemi

The Smallsemi package is a data library of semigroups of small size. It provides all semigroups with at most 8 elements as well as various information about these objects.

The current version of this package is version 0.7.4, released on 2026-10-06. For more information, please refer to the package manual. There is also a README file.

License: GPL-3.0-or-later

Dependencies

This package requires GAP version >=4.10

Authors

Andreas Distler, Max Horn, Jerry James, James Mitchell, Pramoth Ragavan, Wilf A. Wilson.

Citing

Please, cite this package as

[DHJMRW26] Distler, A., Horn, M., James, J., Mitchell, J., Ragavan, P. and Wilson, W. A., Smallsemi, A library of small semigroups, Version 0.7.4 (2026)
(GAP package), https://gap-packages.github.io/smallsemi/.

You can get more info by typing Cite("Smallsemi"); in the gap prompt.

Feedback

For bug reports, feature requests and suggestions, please use the issue tracker.