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Theorems · Theorem · category theory

CategoryTheory.Limits.MonoFactorisation.fac

∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] {X Y : C} {f : X ⟶ Y}
  (self : CategoryTheory.Limits.MonoFactorisation f), CategoryTheory.CategoryStruct.comp self.e self.m = f

A factorisation of a morphism f = e ≫ m, with m monic.

Defined in
Mathlib.CategoryTheory.Limits.Shapes.Images
Cited by
13 results in Mathlib
Foundations
Depth 5 from the axioms · uses no axioms
Assumes
CategoryTheory.Category

Around this declaration

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

CategoryTheory.Limits.image.fac · cited by 27image.facCategoryTheory.Limits.IsImage.fac_lift · cited by 4IsImage.fac_liftModuleCat.image.lift_fac · cited by 0image.lift_facCategoryTheory.Functor.hasStrongEpiMonoFactorisations_imp_of_isEquivalence · cited by 0Functor.hasStrongEpiMonoF…CategoryTheory.Abelian.OfCoimageImageComparisonIsIso.isNormalEpiCategory · cited by 0OfCoimageImageComparisonI…CategoryTheory.Abelian.OfCoimageImageComparisonIsIso.isNormalMonoCategory · cited by 0OfCoimageImageComparisonI…CategoryTheory.Limits.Types.Image.lift_fac · cited by 0Image.lift_facAddCommGrpCat.image.lift_fac · cited by 0image.lift_facCategoryTheory.Regular.frobeniusMorphism_isPullback · cited by 0Regular.frobeniusMorphism…CategoryTheory.Limits.MonoFactorisation.fac_apply · cited by 0MonoFactorisation.fac_app…CategoryTheory.Limits.MonoFactorisation.fac_assoc · cited by 0MonoFactorisation.fac_ass…CategoryTheory.MonoOver.commSqOfHasStrongEpiMonoFactorisation · cited by 0MonoOver.commSqOfHasStron…CategoryTheory.Limits.MonoFactorisation.kernel_ι_comp · cited by 0MonoFactorisation.kernel_…CategoryTheory.Category · cited by 32673CategoryTheory.CategoryQuiver.Hom · cited by 32603Quiver.HomCategoryTheory.CategoryStruct.comp · cited by 17999CategoryStruct.compCategoryTheory.Limits.MonoFactorisation.I · cited by 83MonoFactorisation.ICategoryTheory.Limits.MonoFactorisation · cited by 69Limits.MonoFactorisationCategoryTheory.Limits.MonoFactorisation.m · cited by 45MonoFactorisation.mCategoryTheory.Limits.MonoFactorisation.e · cited by 39MonoFactorisation.eMonoFactorisation.facCITED BYCITES

Cites7

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Cited by13

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