Mathlib Map

Structures · Category theory

CategoryTheory.IsCardinalFiltered

A category J is κ-filtered (for a regular cardinal κ) if any functor F : A ⥤ J from a category A such that HasCardinalLT (Arrow A) κ admits a cocone. See isCardinalFiltered_iff for a more concrete characterization of κ-filtered categories.

Defined in
Mathlib.CategoryTheory.Presentable.IsCardinalFiltered
Shape
2 explicit arguments · adds nonempty_cocone

Extends0

Extends nothing: this is a root of the hierarchy.

Extended by0

Nothing extends this class yet.

Concrete types that are instances10

  • Ordinal.ToType
  • CategoryTheory.Under
  • CategoryTheory.CostructuredArrow
  • PartOrdEmb.carrier
  • HasCardinalLT.Set
  • CategoryTheory.CardinalDirectedPoset.SetCardinalLT
  • Subtype
  • Prod
  • Set.Elem
  • WithTop

How is a type an instance?

Loading the hierarchy index…

Assumed by61

Ancestors0

No ancestors.