Definition ringmultmonoideqrel {X : ring} (R : @ringeqrel X) : @binopeqrel (ringmultmonoid X) := @make_binopeqrel (ringmultmonoid X) (pr1 R) (pr2 (pr2 R)).
Require Import UniMath.Algebra.Groups. Require Import UniMath.MoreFoundations.Sets. Require Import UniMath.MoreFoundations.Orders.