Definition slice_to_PreShv_ob_mor (Q : PreShv C / P) {F G : (∫P)^op} (f : F --> G) : slice_to_PreShv_ob_ob Q F --> slice_to_PreShv_ob_ob Q G.
Require Import UniMath.Foundations.Sets. Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Isos. Require Import UniMath.CategoryTheory.Core.Functors. Require Import UniMath.CategoryTheory.Core.NaturalTransformations. Require Import UniMath.CategoryTheory.FunctorCategory. Require Import