Definition nelstructoncontr {X : UU} (contrx : iscontr X) : nelstruct 1 X := weqcomp weqstn1tounit (invweq (weqcontrtounit contrx)).
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.DecidablePropositions. Require Import UniMath.MoreFoundations.NegativePropositions. Require Import UniMath.MoreFoundations.Subtypes.