Fourier series

noun

Definition of Fourier series

: an infinite series in which the terms are constants multiplied by sine or cosine functions of integer multiples of the variable and which is used in the analysis of periodic functions

First Known Use of Fourier series

1877, in the meaning defined above

History and Etymology for Fourier series

Baron J.B.J. Fourier

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The first known use of Fourier series was in 1877

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