F08QGF | Reorder Schur factorization of real matrix, form orthonormal basis of right invariant subspace for selected eigenvalues, with estimates of sensitivities |
F08QLF | Estimates of sensitivities of selected eigenvalues and eigenvectors of real upper quasi-triangular matrix |
F08QUF | Reorder Schur factorization of complex matrix, form orthonormal basis of right invariant subspace for selected eigenvalues, with estimates of sensitivities |
F08QYF | Estimates of sensitivities of selected eigenvalues and eigenvectors of complex upper triangular matrix |