proposition: Lemma meet_lb_3_assoc_l x y z : x ⊓ (y ⊓ z) ≤ x.
proof: Proof. apply meet_lb_l. Qed.
imports: HoTT.Classes.interfaces.abstract_algebra HoTT.Classes.interfaces.orders HoTT.Classes.orders.semirings HoTT.Classes.theory.lattices