Groupoid

class sage.categories.groupoid.Groupoid(G=None)

Bases: sage.categories.category.CategoryWithParameters

The category of groupoids, for a set (usually a group) \(G\).

FIXME:

EXAMPLES:

sage: Groupoid(DihedralGroup(3))
Groupoid with underlying set Dihedral group of order 6 as a permutation group
classmethod an_instance()

Returns an instance of this class.

EXAMPLES:

sage: Groupoid.an_instance() # indirect doctest
Groupoid with underlying set Symmetric group of order 8! as a permutation group
super_categories()

EXAMPLES:

sage: Groupoid(DihedralGroup(3)).super_categories()
[Category of sets]

Previous topic

Group Algebras

Next topic

Groups

This Page