Question: Exercise 14.1.2 Verify that using the following simple stochastic process, Y(s) W(tk) for s [ tk1, tk), k= 1, 2, . . .

Exercise 14.1.2 Verify that using the following simple stochastic process, Y(s) ≡ W(tk) for s ∈ [ tk−1, tk), k= 1, 2, . . . , n, to approximate W results in

t 0 WdW= (W(t)2 +t)/2.

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