| C06FJF | Multi-dimensional complex discrete Fourier transform of multi-dimensional data |
| C06FUF | Two-dimensional complex discrete Fourier transform |
| C06FXF | Three-dimensional complex discrete Fourier transform |
| C06PJF | Multi-dimensional complex discrete Fourier transform of multi-dimensional data (using Complex data type) |
| C06PUF | Two-dimensional complex discrete Fourier transform, complex data type |
| C06PXF | Three-dimensional complex discrete Fourier transform, Complex data type |