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Who discovered Fourier series?

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in Signals and Systems by (1.2m points)
Who discovered Fourier series?

(a) Jean Baptiste de Fourier

(b) Jean Baptiste Joseph Fourier

(c) Fourier Joseph

(d) Jean Fourier

I got this question during an interview.

The origin of the question is Fourier Series in portion Fourier Series of Signals and Systems

1 Answer

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Correct option is (b) Jean Baptiste Joseph Fourier

To elaborate: The Fourier series is the representation of non periodic signals in terms of complex exponentials or sine or cosine waveform. This was discovered by Jean Baptiste  Joseph Fourier in 18th century.

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