Fourier
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Fourier (pronounced , French pronunciation ) can mean:
- Jean Baptiste Joseph Fourier, a French mathematician and physicist.
- Charles Fourier, a French utopian socialist thinker.
- The Fourier series which can reduce any periodic function to a sum of sine and cosine terms.
- The Fourier transform, an integral transform that re-expresses a function in terms of sinusoidal basis functions.