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Initializing...
{lo hi : ℕ → ℝ} {lam lam' : ℝ} (h : ∀ m, lam ∈ Set.Icc (lo m) (hi m)) (h' : ∀ m, lam' ∈ Set.Icc (lo m) (hi m)) (hwidth : Tendsto (fun m => hi m - lo m) atTop (𝓝 0)) : lam = lam' · Prove2Me