category of finite abelian groups

Notation FinAb\FinAb Objects finite abelian groups Morphisms group homomorphisms Related Ab\AbAbfg\Ab_{\fg}FinGrp\FinGrpTorsAb\TorsAbFinSet\FinSet External nLab Link

This is the full subcategory of Ab\Ab that consists of the finite abelian groups.

Satisfied Properties

Assigned properties

Deduced properties

Unsatisfied Properties

Assigned properties

Deduced properties*

*This also uses the deduced satisfied properties.

Unknown properties

Special objects

  • terminal object: trivial group
  • initial object: trivial group
  • products: [finite case] direct products with pointwise operations
  • coproducts: [finite case] direct sum

Special morphisms

  • isomorphisms: bijective homomorphisms
  • monomorphisms: injective homomorphisms
  • epimorphisms: surjective homomorphisms
  • regular monomorphisms: same as monomorphisms
  • regular epimorphisms: same as epimorphisms

Functors

The database stores 1 functor based on the category of finite abelian groups.