Chapter 6 Transforms
Routines
Real Trigonometric FFT
Computes the Discrete Fourier Transform
of a rank-1 complex array,
x.
, FAST_DFTComputes the Discrete Fourier Transform (2DFT)
of a rank-2 complex array,
x, FAST_2DFTComputes the Discrete Fourier Transform 2DFT)
of a rank-3 complex array,
x, FAST_3DFTBackward or inverse transform
, FFTRBInitialization routine for FFTR*
, FFTRIComplex Exponential FFT
Backward or inverse transform
FFTCBInitialization routine for FFTC*
, FFTCIReal Sine and Cosine FFTs
Forward and inverse sine transform
, FSINTInitialization routine for FSINT
, FSINIForward and inverse cosine transform
, FCOSTInitialization routine for FCOST
, FCOSIReal Quarter Sine and Quarter Cosine FFTs
Forward quarter sine transform
, QSINFBackward or inverse transform
, QSINBInitialization routine for QSIN*
, QSINIForward quarter cosine transform
, QCOSFBackward or inverse transform
, QCOSBInitialization routine for QCOS*
, QCOSITwo- and Three-Dimensional Complex FFTs
Backward or inverse transform
, FFT2BBackward or inverse transform
, FFT3BConvolutions and Correlations
Complex convolution
, CCONVComplex correlation
, CCORLLaplace Transform
Inverse Laplace transform
, INLAPInverse Laplace transform for smooth functions
, SINLP