Dft on rectangular function
9477
Dft to evaluate Fourier coefficients
72763
Computational complexity of the FFT in n dimensions
39364
Calculate the Fourier transform of $b(x) =\frac{1}{x^2 +a^2}$
146067
Creating intuition about Laplace & Fourier transforms
100975
Dirac Delta function inverse Fourier transform
112501
A funtion and its fourier transformation cannot both be compactly supported unless f=0
136996
Fourier transform of function composition
22696
Faster ways to calculate frequencies and cast from long to wide
76074
Fourier Series Representation $e^{ax}$
107070
Fourier transform standard practice for physics
78450
Energy cut-off test meaning in atomic-like basis functions' DFT
69913
Inverse Fourier transform of Gaussian
46620
Find the coefficients of the Fourier series that minimise the error.
79849
plotting discrete signals
126421
Piecewise smooth rectangle pulse
13671
Fourier Transform of Various Tempered Distributions
71945
How to reduce circuit elements of a decomposed $C^2(U)$ operation?