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Old 2013-09-17, 23:04   #4
Batalov
 
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Mar 2008
Phi(4,2^7658614+1)/2

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Hmm, yes, roughly the lowest n values, for simplicity.

(IRL, there was a small scale survey of speeds all over the rectangle, but this was a small portion. Such a survey is helpful to be prepared for FFT length shifts, which are different for different k values.)
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