Definition hsubtype_mors_isEpi : ∏ (a b : C), hsubtype (C⟦a, b⟧) := (λ a b : C, (fun f : C⟦a, b⟧ => make_hProp _ (isapropisEpi C C f))).
Require Import UniMath.Foundations.PartD. Require Import UniMath.Foundations.Propositions. Require Import UniMath.Foundations.Sets. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.NaturalTransformations. Require Import UniMath.CategoryTheory.FunctorCategory. Require Import UniMath.CategoryTheory.Subcategory.Core. Require Import UniMath.CategoryTheory.Core.Functors.