ABSTRACT
The definition of DFT from Section 21 is () X ( k ) = ∑ n = 0 N − 1 x ( n ) W N − kn k = 0, ⋯ ,N − 1 https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9780429332951/a5e9ddd2-7a84-42d5-9c66-2199fdb5b813/content/eq513.tif"/>
