category of finitely generated abelian groups

Notation Abfg\Ab_{\fg} Objects finitely generated abelian groups Morphisms group homomorphisms Related Ab\Ab, FinAb\FinAb, FinVectK\FinVect_K, FreeAbfg\FreeAb_\fg External nLab Link

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

Satisfied Properties

Assigned properties

Deduced properties

Unsatisfied Properties

Assigned properties

Deduced properties*

*This also uses the deduced satisfied properties.

Unknown properties

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Special objects

  • terminal object: trivial group
  • initial object: trivial group
  • products: [finite case] direct products
  • 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

Symmetric monoidal categories

The database stores 1 symmetric monoidal category based on the category of finitely generated abelian groups.