Question: Let With ε Y r < ¥ (for some r > 0) and Then show that ε| X | r < ¥ and Y =

Let

Y = sup|X„|| n>1

With εYr < ¥ (for some r > 0) and

Let With εYr < ( (for some r > 0) and Then

Then show that ε|X|r < ¥ and

Let With εYr < ( (for some r > 0) and Then

Y = sup|X|| n>1

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