fact: Definition is_stn_increasing {m : nat} (f : ⟦m⟧ → nat) := ∏ (i j: ⟦m⟧ ), i ≤ j → f i ≤ f j.
imports: UniMath.Foundations.NaturalNumbers UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.DecidablePropositions UniMath.MoreFoundations.NegativePropositions