Theorems · Theorem · category theory

CategoryTheory.Bicategory.whiskerLeft_inv_hom

∀ {B : Type u} [inst : CategoryTheory.Bicategory B] {a b c : B} (f : a ⟶ b) {g h : b ⟶ c} (η : g ≅ h),
  CategoryTheory.CategoryStruct.comp (CategoryTheory.Bicategory.whiskerLeft f η.inv)
      (CategoryTheory.Bicategory.whiskerLeft f η.hom) =
    CategoryTheory.CategoryStruct.id (CategoryTheory.CategoryStruct.comp f h)

Defined in

Mathlib.CategoryTheory.Bicategory.Basic

Cited by

3 results in Mathlib

Foundations

Depth 5 from the axioms · uses no axioms

Assumes

CategoryTheory.Bicategory