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Fourier series

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WordReference Random House Unabridged Dictionary of American English © 2026

Fou′rier se′ries, [Math.]

Mathematicsan infinite series that involves linear combinations of sines and cosines and approximates a given function on a specified domain.

see Fourier analysis 1875–80

'Fourier series' also found in these entries (note: many are not synonyms or translations):

Fourier analysis - harmonic analysis

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