| C06FAF
| Single one-dimensional real discrete Fourier transform, extra workspace for greater speed |
| C06FPF
| Multiple one-dimensional real discrete Fourier transforms |
| C06PAF
| Single one-dimensional real and Hermitian complex discrete Fourier transform, using complex storage format for Hermitian sequences |
| C06PPF
| Multiple one-dimensional real and Hermitian complex discrete Fourier transforms, using row ordered complex storage format for Hermitian sequences |
| C06PQF
| Multiple one-dimensional real and Hermitian complex discrete Fourier transforms, using column ordered complex storage format for Hermitian sequences |