time_series:fft

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time_series:fft [2014/08/11 21:25] phreazertime_series:fft [2014/08/12 00:02] (current) phreazer
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 $\hat{a}_k = \sum^{N-1}_{j=0} e^{-2\pi * i * \frac{jk}{N}} * \hat{a}_j$ $\hat{a}_k = \sum^{N-1}_{j=0} e^{-2\pi * i * \frac{jk}{N}} * \hat{a}_j$
- 
-$e^-i\dots$ 
  
 Komplexe Exponentialfunktion: Komplexe Exponentialfunktion:
Line 18: Line 16:
 k => Anzahl der Zyklen. k => Anzahl der Zyklen.
  
 +Positive Zahlen =>
  • time_series/fft.1407785141.txt.gz
  • Last modified: 2014/08/11 21:25
  • by phreazer