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Theorems · Theorem · category theory

CategoryTheory.Adjunction.leftAdjoint_preservesColimits

∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] {D : Type u₂} [inst_1 : CategoryTheory.Category.{v₂, u₂} D]
  {F : CategoryTheory.Functor C D} {G : CategoryTheory.Functor D C} (adj : F ⊣ G),
  CategoryTheory.Limits.PreservesColimitsOfSize.{v, u, v₁, v₂, u₁, u₂} F

A left adjoint preserves colimits.

Defined in
Mathlib.CategoryTheory.Adjunction.Limits
Cited by
9 results in Mathlib
Foundations
Depth 36 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CategoryTheory.CategoryCategoryTheory.Category

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

CategoryTheory.IsVanKampenColimit.map_reflective · cited by 2IsVanKampenColimit.map_re…CategoryTheory.IsUniversalColimit.map_reflective · cited by 1IsUniversalColimit.map_re…CategoryTheory.Adjunction.projective_of_map_projective · cited by 1Adjunction.projective_of_…CategoryTheory.AbelianOfAdjunction.hasCokernels · cited by 0AbelianOfAdjunction.hasCo…CategoryTheory.Presheaf.preservesColimitsOfSize_of_isLeftKanExtension · cited by 0Presheaf.preservesColimit…CategoryTheory.finitaryExtensive_of_reflective · cited by 0CategoryTheory.finitaryEx…CategoryTheory.adhesive_of_reflective · cited by 0CategoryTheory.adhesive_o…CategoryTheory.Adjunction.hasExactColimitsOfShape · cited by 0Adjunction.hasExactColimi…CategoryTheory.Adjunction.hasExactLimitsOfShape · cited by 0Adjunction.hasExactLimits…DFunLike.coe · cited by 62936DFunLike.coeCategoryTheory.Category · cited by 32673CategoryTheory.CategoryCategoryTheory.Functor · cited by 16252CategoryTheory.FunctorCategoryTheory.Functor.comp · cited by 6529Functor.compCategoryTheory.Iso.inv · cited by 6514Iso.invCategoryTheory.ConcreteCategory.hom · cited by 4022ConcreteCategory.homCategoryTheory.Limits.IsColimit · cited by 773Limits.IsColimitCategoryTheory.Limits.Cocone · cited by 746Limits.CoconeCategoryTheory.Adjunction · cited by 524CategoryTheory.AdjunctionCategoryTheory.Adjunction.homEquiv · cited by 202Adjunction.homEquivCategoryTheory.Limits.PreservesColimitsOfSize · cited by 93Limits.PreservesColimitsO…Equiv.unique · cited by 6Equiv.uniqueCategoryTheory.Adjunction.functorialityAdjunction · cited by 1Adjunction.functorialityA…CategoryTheory.Limits.IsColimit.isoUniqueCoconeMorphism · cited by 1IsColimit.isoUniqueCocone…Adjunction.leftAdjoint_preser…CITED BYCITES

Cites14

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Cited by9

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