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