Definition weqdnicompl_compute {n : nat} (j: ⟦S n⟧ ) (i: ⟦n⟧ ) : pr1 (weqdnicompl j i) = dni j i. Proof. intros. apply subtypePath_prop. apply idpath. Defined.
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.DecidablePropositions. Require Import UniMath.MoreFoundations.NegativePropositions.