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Answers for “本质上界和普通上界有什么区别?”

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The clip interprets the calculated present value of $55,839.48 as the amount that has the same purchasing power as $100,000 ten years from now, assuming an annual inflation rate of 6%. It equates the discount rate used in the PV formula with the inflation rate to show economic equivalence.

Conditions: The annual inflation rate is assumed to be 6%.; The discount rate used in the PV calculation is also 6%.; The time horizon is 10 years.

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The essential supremum is defined as the infimum (greatest lower bound) of the set of all essential upper bounds of the function's absolute value.

Conditions: f is a measurable function on E.; M ranges over all real numbers such that |f(x)f(x)| ⩽M\leqslant M holds almost everywhere on E.