| D02ZAF | ODEs, IVP, weighted norm of local error estimate for D02M–N routine s |
| F06FKF | Compute weighted Euclidean norm of real vector |
| G02BTF | Update a weighted sum of squares matrix with a new observation |
| G02BUF | Computes a weighted sum of squares matrix |
| G02BXF | Computes (optionally weighted) correlation and covariance matrices |