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Updated on January 30, 2021
by Αριστοτέλης Μενετός
At first, we sample in the ( is odd) equidistant points around :
in the 
( is odd) equidistant points around 
: ![\[ f_k = f(x_k),\: x_k = x^*+kh,\: k=-\frac{N-1}{2},\dots,\frac{N-1}{2} \]](https://blogs.4all.e-me.edu.gr/mathblog/wp-content/ql-cache/quicklatex.com-9e6c9055d46259ecf23c13567c89600d_l3.png "Rendered by QuickLaTeX.com")
