Definition nelstructonstn (n : nat) : nelstruct n (⟦ n ⟧) := idweq (⟦ n ⟧).
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.DecidablePropositions. Require Import UniMath.MoreFoundations.NegativePropositions. Require Import UniMath.MoreFoundations.Subtypes.