{R : Ring} {M N : RightModule R} : RightModuleHomomorphism M N -> GroupHomomorphism M N := lm_homo_map (R:=rng_op R) M N.
Require Import WildCat. Require Import Spaces.Nat.Core. Require Import Classes.interfaces.canonical_names. Require Import Algebra.Groups.Kernel Algebra.Groups.Image Algebra.Groups.QuotientGroup. Require Import Algebra.AbGroups.AbelianGroup Algebra.AbGroups.Biproduct. Require Import Rings.Ring.