fact: Definition FiniteOrderedSetDecidableOrdering (X:FiniteOrderedSet) : DecidableRelation X := λ (x y:X), decidable_to_DecidableProposition (FiniteOrderedSet_isdec_ordering x y).
imports: UniMath.Combinatorics.FiniteSets UniMath.Foundations.UnivalenceAxiom UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.DecidablePropositions