Lemma Lmin_le_eq_r : ∏ x y : X, Lle lat y x → Lmin lat x y = y. Proof. intros x y H. rewrite iscomm_Lmin. apply H. Qed.
Require Import UniMath.MoreFoundations.All. Require Import UniMath.Algebra.Monoids. Require Import UniMath.Algebra.Groups.