Definition Under_ob_mor (X : Under_ob) : C⟦c, Under_ob_cod X⟧ := pr2 X.
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.Functors.