CatDat

walking span

The name of this category comes from the fact that a functor out of it is the same as a span in the target category. It is isomorphic to the partial order of proper positive divisors of 66.

Satisfied Properties

Assigned properties

Deduced properties

Unsatisfied Properties

Assigned properties

Deduced properties*

*This also uses the deduced satisfied properties.

Unknown properties

Special objects

  • initial object: 00
  • products: [binary case] 1×2=01 \times 2 = 0, x×x=xx \times x = x, 0×x=00 \times x = 0

Special morphisms

  • isomorphisms: the three identities
  • monomorphisms: every morphism
  • epimorphisms: every morphism
  • regular monomorphisms: same as isomorphisms
  • regular epimorphisms: same as isomorphisms