Lemma Lmin_le_l : ∏ x y : X, Lle lat (Lmin lat x y) x. Proof. intros x y. simpl. rewrite iscomm_Lmin, <- isassoc_Lmin, Lmin_id. reflexivity. Qed.
Require Import UniMath.MoreFoundations.All. Require Import UniMath.Algebra.Monoids. Require Import UniMath.Algebra.Groups.