fact: Definition pairLeastUpperBound (E : hsubtype X) (lub : X) (is : isLeastUpperBound E lub) : LeastUpperBound E := tpair (isLeastUpperBound E) lub is.
imports: UniMath.Foundations.Sets UniMath.MoreFoundations.QuotientSet UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Sets UniMath.MoreFoundations.Orders UniMath.Algebra.BinaryOperations UniMath.Algebra.Apartness UniMath.OrderTheory.Lattice.Lattice