Mathlib Map

Theorems · Definition · category theory

CategoryTheory.Bicategory.LeftLift.unit

{B : Type u} →
  [inst : CategoryTheory.Bicategory B] →
    {a b c : B} →
      {f : b ⟶ a} →
        {g : c ⟶ a} → (t : CategoryTheory.Bicategory.LeftLift f g) → g ⟶ CategoryTheory.CategoryStruct.comp t.lift f

The 2-morphism filling the triangle diagram.

Defined in
Mathlib.CategoryTheory.Bicategory.Extension
Cited by
12 results in Mathlib
Foundations
Depth 26 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
CategoryTheory.Bicategory

Around this declaration

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

CategoryTheory.Bicategory.LeftLift.whisker · cited by 15LeftLift.whiskerCategoryTheory.Bicategory.LeftLift.ofIdComp · cited by 6LeftLift.ofIdCompCategoryTheory.Bicategory.lanLiftUnit · cited by 5Bicategory.lanLiftUnitCategoryTheory.Bicategory.LeftLift.homMk · cited by 2LeftLift.homMkCategoryTheory.Bicategory.LeftLift.IsKan.fac · cited by 2IsKan.facCategoryTheory.Bicategory.LeftLift.w · cited by 1LeftLift.wCategoryTheory.Bicategory.LeftLift.IsKan.adjunction · cited by 1IsKan.adjunctionCategoryTheory.Bicategory.Adjunction.isAbsoluteLeftKanLift · cited by 1Adjunction.isAbsoluteLeft…CategoryTheory.Bicategory.lanLiftUnit_desc · cited by 1Bicategory.lanLiftUnit_de…CategoryTheory.Bicategory.LeftLift.ofIdComp_hom · cited by 0LeftLift.ofIdComp_homCategoryTheory.Bicategory.LeftLift.w_assoc · cited by 0LeftLift.w_assocCategoryTheory.Bicategory.LeftLift.IsKan.fac_assoc · cited by 0IsKan.fac_assocCategoryTheory.Bicategory.LeftLift.whisker_unit · cited by 0LeftLift.whisker_unitCategoryTheory.Bicategory.LeftLift.IsKan.hom_ext · cited by 0IsKan.hom_extCategoryTheory.Bicategory.LanLift.existsUnique · cited by 0LanLift.existsUniqueQuiver.Hom · cited by 32603Quiver.HomCategoryTheory.CategoryStruct.comp · cited by 17999CategoryStruct.compCategoryTheory.Bicategory · cited by 1587CategoryTheory.BicategoryCategoryTheory.StructuredArrow.hom · cited by 150StructuredArrow.homCategoryTheory.Bicategory.LeftLift · cited by 29Bicategory.LeftLiftCategoryTheory.Bicategory.LeftLift.lift · cited by 21LeftLift.liftLeftLift.unitCITED BYCITES

Cites6

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by18

Results whose statement or proof uses this declaration.