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