Definition pairGreatestLowerBound (E : hsubtype X) (glb : X) (is : isGreatestLowerBound E glb) : GreatestLowerBound E := tpair (isGreatestLowerBound E) glb is.
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.Sets. Require Import UniMath.MoreFoundations.Orders. Require Import UniMath.Algebra.BinaryOperations