Proposition cha_max_absorb {H : complete_heyting_algebra} (x y : H) : (x ∨ (x ∧ y)) = x. Proof. exact (Lmax_absorb H x y). Qed.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.OrderTheory.Lattice.Lattice. Require Import UniMath.OrderTheory.Lattice.Bounded. Require Import UniMath.OrderTheory.Lattice.Heyting.