Origin provides a collection of FFT X-Functions
| Name | Brief | Example |
|---|---|---|
| fft1 | Fast Fourier transform on input vector (discrete Fourier transforms) | Examples |
| fft2 | Two-dimensional fast Fourier transform | Examples |
| ifft1 | Perform inverse Fourier transform | Examples |
| ifft2 | Inverse two-dimensional discrete Fourier transform | Examples |
| unwrap | Transfer phase angles into smoother phase |