Definition finstructoncoprodwithunit {X : UU} (sx : finstruct X) : finstruct (X ⨿ unit) := make_finstruct (X ⨿ unit) (nelstructoncoprodwithunit sx).
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.DecidablePropositions. Require Import UniMath.MoreFoundations.NegativePropositions. Require Import UniMath.MoreFoundations.Subtypes.