who knows any refs on the convergence rate of partial sum of DFT - Mathematics版

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Mathematics版 - who knows any refs on the convergence rate of partial sum of DFT

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话题: dft话题: sn话题: partial话题: sum

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l******e
发帖数: 470

convergence theorem of the following type would be particular interesting to
me:
if {X_i} i=1..N satisfies xxx condition,
then for the n-term partial sum Sn of the DFT of {X_i}
we have |Sn(i)-X_i| f(N,eps) (f is some function..).
Thanks a lot.

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相关话题的讨论汇总
话题: dft话题: sn话题: partial话题: sum

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