Convolve returns the convolution of x ∗ y.

EnsureRadix2Factors ensures that all radix 2 factors are computed for inputs of length input_len.

FFT returns the forward FFT of the complex-valued slice.

FFT2 returns the 2-dimensional, forward FFT of the complex-valued matrix.

FFT2Real returns the 2-dimensional, forward FFT of the real-valued matrix.

FFTN returns the forward FFT of the matrix m, computed in all N dimensions.

FFTReal returns the forward FFT of the real-valued slice.

IFFT returns the inverse FFT of the complex-valued slice.

IFFT2 returns the 2-dimensional, inverse FFT of the complex-valued matrix.

IFFT2Real returns the 2-dimensional, inverse FFT of the real-valued matrix.

IFFTN returns the forward FFT of the matrix m, computed in all N dimensions.

IFFTReal returns the inverse FFT of the real-valued slice.

SetWorkerPoolSize sets the number of workers during FFT computation on multicore systems.