| C06BAF | Acceleration of convergence of sequence, Shanks' transformation and epsilon algorithm |
| C06DCF | Sum of a Chebyshev series at a set of points |
| C06FAF | Single one-dimensional real discrete Fourier transform, extra workspace for greater speed |
| C06FBF | Single one-dimensional Hermitian discrete Fourier transform, extra workspace for greater speed |
| C06FCF | Single one-dimensional complex discrete Fourier transform, extra workspace for greater speed |
| C06FFF | One-dimensional complex discrete Fourier transform of multidimensional data |
| C06FJF | Multidimensional complex discrete Fourier transform of multidimensional data |
| C06FKF | Circular convolution or correlation of two real vectors, extra workspace for greater speed |
| C06FPF | Multiple one-dimensional real discrete Fourier transforms |
| C06FQF | Multiple one-dimensional Hermitian discrete Fourier transforms |
| C06FXF | Three-dimensional complex discrete Fourier transform |
| C06LAF | Inverse Laplace transform, Crump's method |
| C06LBF | Inverse Laplace transform, modified Weeks' method |
| C06LCF | Evaluate inverse Laplace transform as computed by C06LBF |
| C06PAF | Single one-dimensional real and Hermitian complex discrete Fourier transform, using complex storage format for Hermitian sequences |
| C06PCF | Single one-dimensional complex discrete Fourier transform, complex data type |
| C06PFF | One-dimensional complex discrete Fourier transform of multidimensional data (using complex data type) |
| C06PJF | Multidimensional complex discrete Fourier transform of multidimensional data (using complex data type) |
| C06PKF | Circular convolution or correlation of two complex vectors |
| 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 |
| C06PRF | Multiple one-dimensional complex discrete Fourier transforms using complex data type |
| C06PSF | Multiple one-dimensional complex discrete Fourier transforms using complex data type and sequences stored as columns |
| C06PUF | Two-dimensional complex discrete Fourier transform, complex data type |
| C06PVF | Two-dimensional real-to-complex discrete Fourier transform |
| C06PWF | Two-dimensional complex-to-real discrete Fourier transform |
| C06PXF | Three-dimensional complex discrete Fourier transform, complex data type |
| C06PYF | Three-dimensional real-to-complex discrete Fourier transform |
| C06PZF | Three-dimensional complex-to-real discrete Fourier transform |
| C06RAF | Discrete sine transform (easy-to-use) |
| C06RBF | Discrete cosine transform (easy-to-use) |
| C06RCF | Discrete quarter-wave sine transform (easy-to-use) |
| C06RDF | Discrete quarter-wave cosine transform (easy-to-use) |