fact: Definition dep_sum_counit (yy : D[{y}]) : dep_sum (fiber_functor_from_cleaving D HD f yy) -->[ identity y ] yy := counit_from_right_adjoint (pr1 S x y f) yy.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.Adjunctions.Core UniMath.CategoryTheory.DisplayedCats.Core UniMath.CategoryTheory.DisplayedCats.Univalence UniMath.CategoryTheory.DisplayedCats.Functors UniMath.CategoryTheory.DisplayedCats.Fibrations UniMath.CategoryTheory.DisplayedCats.Fiber UniMath.CategoryTheory.whiskering UniMath.CategoryTheory.Limits.Pullbacks