| A02AAF
| Square root of complex number |
| E04FCF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and modified Newton algorithm using function values only (comprehensive) |
| E04FYF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and modified Newton algorithm using function values only (easy-to-use) |
| E04GBF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and quasi-Newton algorithm using first derivatives (comprehensive) |
| E04GDF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and modified Newton algorithm using first derivatives (comprehensive) |
| E04GYF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and quasi-Newton algorithm, using first derivatives (easy-to-use) |
| E04GZF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and modified Newton algorithm using first derivatives (easy-to-use) |
| E04HEF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and modified Newton algorithm, using second derivatives (comprehensive) |
| E04HYF
| Unconstrained minimum of a sum of squares, combined Gauss–Newton and modified Newton algorithm, using second derivatives (easy-to-use) |
| E04USF
| Minimum of a sum of squares, nonlinear constraints, sequential QP method, using function values and optionally first derivatives (comprehensive) |
| E04YBF
| Check user's routine for calculating Hessian of a sum of squares |
| F01VAF
| Copies a real triangular matrix from full format to packed format scheme |
| F01VBF
| Copies a complex triangular matrix from full format to packed format scheme |
| F01VCF
| Copies a real triangular matrix from packed format to full format scheme |
| F01VDF
| Copies a complex triangular matrix from packed format to full format scheme |
| F01VEF
| Copies a real triangular matrix from full format to Rectangular Full Packed format scheme |
| F01VFF
| Copies a complex triangular matrix from full format to Rectangular Full Packed format scheme |
| F01VGF
| Copies a real triangular matrix from Rectangular Full Packed format to full format scheme |
| F01VHF
| Copies a complex triangular matrix from Rectangular Full Packed format to full format scheme |
| F01VJF
| Copies a real triangular matrix from packed format to Rectangular Full Packed format scheme |
| F01VKF
| Copies a complex triangular matrix from packed format to Rectangular Full Packed format scheme |
| F01VLF
| Copies a real triangular matrix from Rectangular Full Packed format to packed format scheme |
| F01VMF
| Copies a complex triangular matrix from Rectangular Full Packed format to packed format scheme |
| F01ZAF
| Convert real matrix between packed triangular and square storage schemes |
| F01ZBF
| Convert complex matrix between packed triangular and square storage schemes |
| F06BNF
| Compute square root of , real and |
| G02BTF
| Update a weighted sum of squares matrix with a new observation |
| G02BUF
| Computes a weighted sum of squares matrix |
| G02BWF
| Computes a correlation matrix from a sum of squares matrix |
| G02BZF
| Combines two sums of squares matrices, for use after G02BUF |
| G02EAF
| Computes residual sums of squares for all possible linear regressions for a set of independent variables |
| G02ECF
| Calculates and values from residual sums of squares |
| G04DAF
| Computes sum of squares for contrast between means |
| G13EAF
| Combined measurement and time update, one iteration of Kalman filter, time-varying, square root covariance filter |
| G13EBF
| Combined measurement and time update, one iteration of Kalman filter, time-invariant, square root covariance filter |