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Theorems · Theorem · category theory

CategoryTheory.Limits.Fork.IsLimit.hom_ext

∀ {C : Type u} {X Y : C} [inst : CategoryTheory.Category.{v, u} C] {f g : X ⟶ Y} {s : CategoryTheory.Limits.Fork f g}
  (hs : CategoryTheory.Limits.IsLimit s) {W : C} {k l : W ⟶ s.pt},
  CategoryTheory.CategoryStruct.comp k s.ι = CategoryTheory.CategoryStruct.comp l s.ι → k = l
Defined in
Mathlib.CategoryTheory.Limits.Shapes.Equalizers
Cited by
11 results in Mathlib
Foundations
Depth 27 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CategoryTheory.Category

Around this declaration

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

CategoryTheory.Limits.equalizer.hom_ext · cited by 27equalizer.hom_extCategoryTheory.Limits.mono_of_isLimit_fork · cited by 2Limits.mono_of_isLimit_fo…CategoryTheory.Limits.Fork.IsLimit.mono · cited by 2IsLimit.monoCategoryTheory.JointlyFaithful.of_jointly_reflects_isIso_of_mono · cited by 2JointlyFaithful.of_jointl…CategoryTheory.Limits.Fork.IsLimit.existsUnique · cited by 2IsLimit.existsUniqueCategoryTheory.Limits.Types.unique_of_type_equalizer · cited by 1Types.unique_of_type_equa…HomologicalComplex.extend.leftHomologyData.lift_d_comp_eq_zero_iff' · cited by 1leftHomologyData.lift_d_c…CommRingCat.preservesLimit_parallelPair_tensorProd_iff_tensorEqualizer_bijective · cited by 1CommRingCat.preservesLimi…CategoryTheory.ShortComplex.map_leftRightHomologyComparison' · cited by 0ShortComplex.map_leftRigh…CategoryTheory.IsPullback.mono_shortComplex'_f · cited by 0IsPullback.mono_shortComp…CategoryTheory.Abelian.SpectralObject.leftHomologyDataShortComplex_f' · cited by 0SpectralObject.leftHomolo…CategoryTheory.Category · cited by 32673CategoryTheory.CategoryQuiver.Hom · cited by 32603Quiver.HomCategoryTheory.CategoryStruct.comp · cited by 17999CategoryStruct.compCategoryTheory.Limits.Cone.pt · cited by 1298Cone.ptCategoryTheory.Limits.WalkingParallelPair · cited by 781Limits.WalkingParallelPairCategoryTheory.Limits.parallelPair · cited by 766Limits.parallelPairCategoryTheory.Limits.IsLimit · cited by 664Limits.IsLimitCategoryTheory.Limits.Fork.ι · cited by 162Fork.ιCategoryTheory.Limits.Fork · cited by 85Limits.ForkCategoryTheory.Limits.IsLimit.hom_ext · cited by 43IsLimit.hom_extCategoryTheory.Limits.Fork.equalizer_ext · cited by 1Fork.equalizer_extIsLimit.hom_extCITED BYCITES

Cites11

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Cited by11

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