A Fourier series (/ˈfʊrieɪ, -iər/) is an expansion of a periodic function into a sum of trigonometric functions. The Fourier series is an example of a...

In physics, engineering and mathematics, the Fourier transform (FT) is an integral transform that takes a function as input and outputs another function...

Fourier may refer to: Fourier (surname), French surname Fourier series, a weighted sum of sinusoids having a common period, the result of Fourier analysis...

A fast Fourier transform (FFT) is an algorithm that computes the Discrete Fourier Transform (DFT) of a sequence, or its inverse (IDFT). Fourier analysis...

simpler trigonometric functions. Fourier analysis grew from the study of Fourier series, and is named after Joseph Fourier, who showed that representing...

Jean-Baptiste Joseph Fourier (/ˈfʊrieɪ, -iər/; French: [fuʁje]; 21 March 1768 – 16 May 1830) was a French mathematician and physicist born in Auxerre...

Fourierism (/ˈfʊəriərɪzəm/) is the systematic set of economic, political, and social beliefs first espoused by French intellectual Charles Fourier (1772–1837)...

François Marie Charles Fourier (/ˈfʊrieɪ, -iər/; French: [ʃaʁl fuʁje]; 7 April 1772 – 10 October 1837) was a French philosopher, an influential early...

The short-time Fourier transform (STFT) is a Fourier-related transform used to determine the sinusoidal frequency and phase content of local sections...

Look up Fourier in Wiktionary, the free dictionary. Fourier is a surname. Notable people with the surname include: Charles Fourier (1772–1837), French...