CatDat

category of torsion abelian groups

This is a Grothendieck abelian category containing all finite abelian groups.

Satisfied Properties

Properties from the database

Deduced properties

Unsatisfied Properties

Properties from the database

Deduced properties*

*This also uses the deduced satisfied properties.

Unknown properties

Special objects

  • terminal object: trivial group
  • initial object: trivial group
  • products: torsion subgroup of the direct product
  • coproducts: direct sums

Special morphisms

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