dsp-0.2.5.2: Haskell Digital Signal Processing

Copyright	(c) Matthew Donadio 2003
License	GPL
Maintainer	[email protected]
Stability	experimental
Portability	portable
Safe Haskell	Safe-Inferred
Language	Haskell98

Numeric.Transform.Fourier.FFTHard

Description

Hard-coded FFT transforms

Synopsis

fft'2 :: (Ix a, Integral a, RealFloat b) => Array a (Complex b) -> Array a (Complex b)
fft'3 :: (Ix a, Integral a, RealFloat b) => Array a (Complex b) -> Array a (Complex b)
fft'4 :: (Ix a, Integral a, RealFloat b) => Array a (Complex b) -> Array a (Complex b)

Documentation

Arguments

:: (Ix a, Integral a, RealFloat b)
=> Array a (Complex b)	x[n]
-> Array a (Complex b)	X[k]

Length 2 FFT

Arguments

:: (Ix a, Integral a, RealFloat b)
=> Array a (Complex b)	x[n]
-> Array a (Complex b)	X[k]

Length 3 FFT

Arguments

:: (Ix a, Integral a, RealFloat b)
=> Array a (Complex b)	x[n]
-> Array a (Complex b)	X[k]

Length 4 FFT