| D02ZAF | Ordinary differential equations, initial value problem, weighted norm of local error estimate for D02M–N routines |
| 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 |
| G02BZF | Combines two sums of squares matrices, for use after G02BUF |
| G05NEF | Pseudorandom sample, without replacement, unequal weights |