Lemma isabsorb_abmonoidfrac_min_max : isabsorb abmonoidfrac_min abmonoidfrac_max. Proof. apply isabsorb_abmonoidfrac_def. apply Hmin_max. Qed.
Require Import UniMath.MoreFoundations.All. Require Import UniMath.Algebra.Monoids. Require Import UniMath.Algebra.Groups.