Definition nataddabmonoid_nataddabmonoid_to_monoid_fun {X : gr} (x : X) : abmonoiddirprod nataddabmonoid nataddabmonoid -> X := nat_nat_to_monoid_fun x.
Require Import UniMath.MoreFoundations.PartA. Require Import UniMath.Algebra.Monoids. Require Import UniMath.Algebra.Groups.