Lemma interlaced_leqk_leqt_leqkmeet {X : hSet} : ∏ (b : interlaced_prebilattice X) (x y : X) , (∑ r : X, kle b x r × tle b r y) -> kle b x (meet b y x) .
Require Import UniMath.OrderTheory.Prebilattice.Prebilattice. Require Import UniMath.OrderTheory.Lattice.Lattice. Require Import UniMath.Foundations.Sets. Require Import UniMath.MoreFoundations.Subtypes. Require Import UniMath.Algebra.BinaryOperations.