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Definitions of Fourier:
  • noun:   French sociologist and reformer who hoped to achieve universal harmony by reorganizing society (1772-1837)
  • noun:   French mathematician who developed Fourier analysis and studied the conduction of heat (1768-1830)


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Alternative Terms
analysis integral-transform partial-differential-equation jean-baptiste-joseph-fourier real-line fourier-analysis list-of-fourier-related-transforms mathematics linear-map function scientific-pitch-notation frequency-domain fourier-series fractional-fourier-transform linear-canonical-transformation complex-number lebesgue-integration signal-processing real-number si second frequency hertz polar-coordinate-system amplitude phase-physics-in-encyclopedia phase-angle angular-frequency radian laplace-transform unitary-operator identity-function compact-space support-mathematics continuous-linear-extension hilbert-space-2 parseval-s-theorem hermitian-adjoint continuous-function inner-product-space plancherel-theorem riesz-thorin-theorem tempered-distribution complex-conjugate automorphism pontryagin-duality duality-mathematics gaussian-function normal-distribution eigenfunction expected-value variance quantum-mechanics uncertainty-principle differential-equation derivative convolution-theorem convolution lti-system-theory impulse-response dirac-delta-function cross-correlation even-and-odd-functions imaginary-number rectangle-function low-pass-filter anticausal-system triangular-function optics bessel-function chebyshev-polynomials hyperbolic-function euler-s-formula natural-number polynomial heaviside-step-function shah-function fast-fourier-transform discrete-fourier-transform short-time-fourier-transform analog-signal-processing mathematical-analysis eric-w-weisstein mathworld fourier-space fourier-spectrum shifting-theorem cepstrum wannier-function dct-3 fourier-transform-spectroscopy fourier-optics infrared-spectroscopy ion-cyclotron-resonance-mass-spectrometer dsp-nintendo