This is a list of things named after Joseph Fourier:
Mathematics
edit- Budan–Fourier theorem, see Budan's theorem
- Fourier's theorem
- Fourier–Motzkin elimination
- Fourier algebra
- Fourier division
- Fourier method
Analysis
edit- Fourier analysis
- Fourier series
- Fourier–Bessel series
- Fourier sine and cosine series
- Generalized Fourier series
- Laplace–Fourier series, see Laplace series
- Fourier–Legendre series
- Fourier transform (List of Fourier-related transforms):
- Discrete-time Fourier transform (DTFT), the reverse of the Fourier series, a special case of the Z-transform around the unit circle in the complex plane
- Discrete Fourier transform (DFT), occasionally called the finite Fourier transform, the Fourier transform of a discrete periodic sequence (yielding discrete periodic frequencies), which can also be thought of as the DTFT of a finite-length sequence evaluated at discrete frequencies
- Fast Fourier transform (FFT), a fast algorithm for computing a Discrete Fourier transform
- Finite Fourier transform
- Fractional Fourier transform (FRFT), a linear transformation generalizing the Fourier transform, used in the area of harmonic analysis
- Fourier–Deligne transform
- Fourier–Mukai transform
- Fourier inversion theorem
In physics and engineering
edit- Fourier's law of heat conduction
- Fourier number ( ) (also known as the Fourier modulus), a ratio of the rate of heat conduction to the rate of thermal energy storage
- Fourier optics
- Fourier-transform spectroscopy, a measurement technique whereby spectra are collected based on measurements of the temporal coherence of a radiative source