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Discrete Fourier Transform
https://doi.org/10.1142/9789814282208_0003Cited by:0 (Source: Crossref)
Abstract: 
Let N be a positive integer, N ≥ 2. The discrete one-dimensional Fourier transform for a given sequence
x(n), n = 0, 1, 2, …,N − 1
is defined by
