| Display title | 2-group |
| Default sort key | 2-group |
| Page length (in bytes) | 10,052 |
| Namespace ID | 0 |
| Page ID | 4091 |
| Page content language | en - English |
| Page content model | wikitext |
| Indexing by robots | Allowed |
| Number of redirects to this page | 0 |
| Counted as a content page | Yes |
| HandWiki item ID | None |
| Edit | Allow all users (infinite) |
| Move | Allow all users (infinite) |
| Page creator | imported>Wincert |
| Date of page creation | 15:26, 6 February 2024 |
| Latest editor | imported>Wincert |
| Date of latest edit | 15:26, 6 February 2024 |
| Total number of edits | 1 |
| Recent number of edits (within past 90 days) | 0 |
| Recent number of distinct authors | 0 |
Description | Content |
Article description: (description)
This attribute controls the content of the description and og:description elements. | In mathematics, particularly the branch called category theory, a 2-group is a groupoid with a way to multiply objects, making it resemble a group. They are part of a larger hierarchy of n-groups.
They were introduced by Hoàng Xuân Sính in the late 1960s under the name gr-categories, and they are... |
