poset of ordinal numbers
This is a large variant of the poset of natural numbers.
Satisfied Properties
Properties from the database
- has binary products
- is cocomplete
- has connected limits
- is direct
- is locally small
- is skeletal
- is strongly connected
- is thin
- is well-powered
Deduced properties
- has equalizers
- has coreflexive equalizers
- has pullbacks
- is Cauchy complete
- has wide pullbacks
- has cofiltered limits
- has binary powers
- is locally essentially small
- is one-way
- has sequential limits
- has reflexive coequalizers
- is left cancellative
- is locally cartesian closed
- is connected
- is inhabited
- has a generator
- has a generating set
- has connected colimits
- has sifted colimits
- has filtered colimits
- has directed colimits
- is finitely cocomplete
- has cosifted limits
- has sequential colimits
- has coequalizers
- has coproducts
- has countable coproducts
- has finite coproducts
- has binary coproducts
- has an initial object
- has a strict initial object
- has pushouts
- has directed limits
- has wide pushouts
- has copowers
- has countable copowers
- has finite copowers
- has binary copowers
- is right cancellative
- has a cogenerator
- has a cogenerating set
- is coregular
- is co-Malcev
Unsatisfied Properties
Properties from the database
- is not inverse
- does not have a terminal object
- is not well-copowered
Deduced properties*
- does not have finite products
- does not have products
- does not have countable products
- is not complete
- is not finitely complete
- does not have finite powers
- does not have countable powers
- does not have powers
- does not have biproducts
- does not have exact filtered colimits
- is not infinitary distributive
- is not distributive
- is not cartesian closed
- is not regular
- is not lextensive
- is not essentially small
- is not small
- is not finite
- is not essentially finite
- is not additive
- is not abelian
- is not Grothendieck abelian
- is not split abelian
- is not preadditive
- is not finitary algebraic
- is not locally strongly finitely presentable
- is not trivial
- does not have disjoint finite coproducts
- does not have disjoint coproducts
- is not pointed
- does not have zero morphisms
- is not extensive
- is not infinitary extensive
- is not a groupoid
- is not balanced
- is not mono-regular
- is not essentially discrete
- is not discrete
- is not locally presentable
- is not locally finitely presentable
- is not locally ℵ₁-presentable
- is not an elementary topos
- does not have a subobject classifier
- does not have a regular subobject classifier
- is not a Grothendieck topos
- is not Malcev
- is not unital
- does not have disjoint products
- does not have disjoint finite products
- is not infinitary codistributive
- is not codistributive
- does not have a strict terminal object
- is not coextensive
- is not infinitary coextensive
- is not epi-regular
- is not counital
- is not self-dual
*This also uses the deduced satisfied properties.
Unknown properties
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Special objects
- initial object:
- coproducts: supremum
Special morphisms
- isomorphisms: only the identities
- monomorphisms: every morphism
- epimorphisms: every morphism
- regular monomorphisms: same as isomorphisms
- regular epimorphisms: same as isomorphisms