proposition: Lemma FiniteOrderedSet_isdeceq {X:FiniteOrderedSet} : isdeceq X.
proof: Proof. intros. apply isfinite_isdeceq. apply finitenessProperty. Defined.
imports: UniMath.Combinatorics.FiniteSets UniMath.Foundations.UnivalenceAxiom UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.DecidablePropositions