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D4c : Associated operations

F08FLF    Computes the reciprocal condition numbers for the eigenvectors of a real symmetric or complex Hermitian matrix or for the left or right singular vectors of a general matrix
F08QFF    Reorder Schur factorization of real matrix using orthogonal similarity transformation
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
F08QTF    Reorder Schur factorization of complex matrix using unitary similarity transformation
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
F08YFF    Reorders the generalized real Schur decomposition of a real matrix pair using an orthogonal equivalence transformation
F08YGF    Reorders the generalized real Schur decomposition of a real matrix pair using an orthogonal equivalence transformation, computes the generalized eigenvalues of the reordered pair and, optionally, computes the estimates of reciprocal condition numbers for eigenvalues and eigenspaces
F08YLF    Estimates reciprocal condition numbers for specified eigenvalues and/or eigenvectors of a real matrix pair in generalized real Schur canonical form
F08YTF    Reorders the generalized Schur decomposition of a complex matrix pair using an unitary equivalence transformation
F08YUF    Reorders the generalized Schur decomposition of a complex matrix pair using an unitary equivalence transformation, computes the generalized eigenvalues of the reordered pair and, optionally, computes the estimates of reciprocal condition numbers for eigenvalues and eigenspaces
F08YYF    Estimates reciprocal condition numbers for specified eigenvalues and/or eigenvectors of a complex matrix pair in generalized Schur canonical form

D4c1:  Transform problem  (35 routines)
D4c2:  Compute eigenvalues of matrix in compact form  (17 routines)
D4c3:  Form eigenvectors from eigenvalues  (6 routines)
D4c4:  Back transform eigenvectors  (8 routines)
D4c5:  Determine Jordan normal form  (0 routines)

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© The Numerical Algorithms Group Ltd, Oxford UK. 2013