For a periodic square wave, which one of the following statements is T

1.	For a periodic square wave, which one of the following statements is TRUE?
A.	The Fourier series coefficients do not exist.
B.	The Fourier series coefficients exist but the reconstruction converges at no point.
C.	The Fourier series coefficients exist and the reconstruction converges at most points.
D.	The Fourier series coefficients exist and the reconstruction converges at every point.
Answer» D. The Fourier series coefficients exist and the reconstruction converges at every point.

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For a periodic square wave, which one of the following statements is TRUE?

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