Suppose that ak 0 as k . Prove that given ε > 0 there is a δ > 0 such that for all x, y

Suppose that ak †“ 0 as k †’ ˆž. Prove that given ε > 0 there is a δ > 0 such that

for all x, y ˆˆ [0, 1] which satisfy |x - y|