Definition is_stn_strictly_increasing {m : nat} (f : ⟦m⟧ → nat) := ∏ (i j: ⟦m⟧ ), i < j → f i < f j.
Require Import UniMath.MoreFoundations.Tactics. Require Import UniMath.MoreFoundations.DecidablePropositions. Require Import UniMath.MoreFoundations.NegativePropositions.