01-Jul-2023 21:38:28

fft_serial_test():
  MATLAB/Octave version 5.2.0
  Test fft_serial()
01-Jul-2023 21:38:28

fft_serial():
  MATLAB/Octave version 5.2.0
  Demonstrate an implementation of the Fast Fourier Transform
  of a complex data vector.

  Accuracy check:

    FFT ( FFT ( X(1:N) ) ) == N * X(1:N)

             N      NITS    Error         Time          Time/Call     MFLOPS

             2     10000  0.000000e+00  2.993302e+00  1.496651e-04  6.681584e-02
             4     10000  1.003144e-16  8.759440e+00  4.379720e-04  9.133004e-02
             8     10000  9.060506e-17  2.145436e+01  1.072718e-03  1.118654e-01
            16     10000  1.349425e-16  5.242036e+01  2.621018e-03  1.220900e-01
            32      1000  1.244188e-16  1.219585e+01  6.097923e-03  1.311922e-01
            64      1000  1.347573e-16  2.854878e+01  1.427439e-02  1.345066e-01
           128      1000  1.893224e-16  6.499181e+01  3.249591e-02  1.378635e-01
           256      1000  1.966536e-16  1.465388e+02  7.326941e-02  1.397582e-01

FFT_SERIAL:
  Normal end of execution.

01-Jul-2023 21:44:06

fft_serial_test():
  Normal end of execution.

01-Jul-2023 21:44:06