Details
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Bug
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Status: Closed
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Trivial
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Resolution: Fixed
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1.2
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None
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None
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None
Description
The formula in the comments for transform() method of FastCosineTransformer has the form:
F_n = (1/2) [f_0 + (-1)^n f_N] + \Sum_
{k=0}^
{N-1} f_k \cos(\pi nk/N)This is incorrect and should be
F_n = (1/2) [f_0 + (-1)^n f_N] + \Sum_{k=1}^{N-1}
f_k \cos(\pi nk/N)