fact: Definition make_finstruct (X : UU) {n : nat} (w : ⟦ n ⟧ ≃ X) : finstruct X := (n ,, w).
imports: UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.DecidablePropositions UniMath.MoreFoundations.NegativePropositions UniMath.Combinatorics.StandardFiniteSets UniMath.MoreFoundations.Subtypes