| f08qgc | Reorder Schur factorization of real matrix, form orthonormal basis of right invariant subspace for selected eigenvalues, with estimates of sensitivities |
| f08qlc | Estimates of sensitivities of selected eigenvalues and eigenvectors of real upper quasi-triangular matrix |
| f08quc | Reorder Schur factorization of complex matrix, form orthonormal basis of right invariant subspace for selected eigenvalues, with estimates of sensitivities |
| f08qyc | Estimates of sensitivities of selected eigenvalues and eigenvectors of complex upper triangular matrix |