CatDat

category of rngs

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: zero ring
  • initial object: trivial ring
  • products: direct products with pointwise operations
  • coproducts: see MSE/4975797

Special morphisms

  • isomorphisms: bijective rng homomorphisms
  • monomorphisms: injective rng homomorphisms
  • epimorphisms:
  • regular monomorphisms:
  • regular epimorphisms: surjective homomorphisms

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