| F01ABF | Inverse of real symmetric positive-definite matrix using iterative refinement |
| F04ABF | Solution of real symmetric positive-definite simultaneous linear equations with multiple right-hand sides using iterative refinement (Black Box) |
| F04AEF | Solution of real simultaneous linear equations with multiple right-hand sides using iterative refinement (Black Box) |
| F04AFF | Solution of real symmetric positive-definite simultaneous linear equations using iterative refinement (coefficient matrix already factorized by F03AEF) |
| F04AHF | Solution of real simultaneous linear equations using iterative refinement (coefficient matrix already factorized by F03AFF) |
| F04AMF | Least-squares solution of m real equations in n unknowns, rank = n, m ≥ n using iterative refinement (Black Box) |
| F04ASF | Solution of real symmetric positive-definite simultaneous linear equations, one right-hand side using iterative refinement (Black Box) |
| F04ATF | Solution of real simultaneous linear equations, one right-hand side using iterative refinement (Black Box) |