Definition v n := match n with 0 => true | 1 => true | _ => false end.
Require Import UniMath.MoreFoundations.Notations. Require Import UniMath.MoreFoundations.Bool. Require Import UniMath.Combinatorics.StandardFiniteSets. Require Import UniMath.Combinatorics.MoreLists. Require Import UniMath.Algebra.Universal.Algebras. Require Import UniMath.Algebra.Universal.VTerms.