simp only [E, f_le_iff, f_apply, sum_smul, pair_smul_left, SetCoe.forall, Subtype.coe_mk]
n d : ℕ
inst✝ : NeZero d
w : Weight n d
k : ℕ
⊢ f w ≤ f (Nat.succ k • w)
n d : ℕ
inst✝ : NeZero d
w : Weight n d
k : ℕ
⊢ ∀ x ∈ testvecs n d,
    Weight.sum w * d / (n + 1) + 1 - pair w x ≤ Nat.succ k * Weight.sum w * d / (n + 1) + 1 - Nat.succ k * pair w x