| E04YCF | Covariance matrix for nonlinear least squares problem (unconstrained) |
| G02GAF | Fits a generalized linear model with Normal errors |
| L8e1b1: | Unweighted data, user provides no derivatives | (2 routines) |
| L8e1b2: | Unweighted data, user provides derivatives | (5 routines) |
| L8e1b3: | Weighted data, user provides no derivatives | (0 routines) |
| L8e1b4: | Weighted data, user provides derivatives | (0 routines) |