NAG Library Manual, Mark 28.4
Interfaces:  FL   CL   CPP   AD 

NAG CL Interface Introduction
Example description

nag_sum_fft_complex_1d (c06pcc) Example Program Results

 i            x                  z = FFT(x)             InvFFT(z)
 0 ( 0.34907,  -0.37168 ) ( 2.48361,  -0.47100 ) ( 0.34907,  -0.37168 )
 1 ( 0.54890,  -0.35669 ) (-0.55180,   0.49684 ) ( 0.54890,  -0.35669 )
 2 ( 0.74776,  -0.31175 ) (-0.36711,   0.09756 ) ( 0.74776,  -0.31175 )
 3 ( 0.94459,  -0.23702 ) (-0.28767,  -0.05865 ) ( 0.94459,  -0.23702 )
 4 ( 1.13850,  -0.13274 ) (-0.22506,  -0.17477 ) ( 1.13850,  -0.13274 )
 5 ( 1.32850,   0.00074 ) (-0.14825,  -0.30840 ) ( 1.32850,   0.00074 )
 6 ( 1.51370,   0.16298 ) ( 0.01983,  -0.56496 ) ( 1.51370,   0.16298 )