Show that -2 2 x [** | sin(na)ƒ(x)\dx = } 7T lim ∞0++u -2 = ²* \f(x) dx for any ƒ € L¹ (0,2m). 0

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter3: The Derivative
Section3.CR: Chapter 3 Review
Problem 12CR: Determine whether each of the following statements is true or false and explain why. The derivative...
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3. Show that
2T
2T
2
lim
n++∞0
= 2* | sin(nx)f(x)|dx = ** |ƒ(x)\dr for any ƒ € L¹(0,2r).
ㅠ
(Hint: consider first the case where f is the characteristic function of an interval.)
Transcribed Image Text:3. Show that 2T 2T 2 lim n++∞0 = 2* | sin(nx)f(x)|dx = ** |ƒ(x)\dr for any ƒ € L¹(0,2r). ㅠ (Hint: consider first the case where f is the characteristic function of an interval.)
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