{A B : Type} {n} (f : A -> B) : Vector A n -> Vector B n := fun v => Build_Vector B n (fun i _ => f (entry v i)).
Require Import Basics.Overture Basics.Trunc Basics.Tactics Basics.PathGroupoids. Require Import Types.Sigma. Require Import Algebra.AbGroups.AbelianGroup Algebra.Rings.Ring Algebra.Rings.Module. Require Import Spaces.Nat.Core. Require Import Spaces.List.Core Spaces.List.Theory Spaces.List.Paths. Require Import abstract_algebra.