SHHEIG LIBRARY INDEX
Unblocked Subroutines
DGHFDF Computing the eigenvalues and stable deflating subspaces of a real skew-Hamiltonian/Hamiltonian
pencil (factored version)
DGHFST Computing the eigenvalues of a real skew-Hamiltonian/skew-Hamiltonian pencil (factored version)
DGHFXC Moving eigenvalues with negative real parts of a real skew-Hamiltonian/Hamiltonian pencil in
structured Schur form to the leading subpencil (factored version)
DGHFYR Reducing a special real block (anti-)diagonal skew-Hamiltonian/Hamiltonian pencil in factored form
to generalized Schur form (factored version)
DGHUDF Computing the eigenvalues and stable deflating subspaces of a real skew-Hamiltonian/Hamiltonian
pencil (unfactored version)
DGHURV Computing the eigenvalues of a real skew-Hamiltonian/Hamiltonian pencil via generalized symplectic
URV decomposition (factored version)
DGHUST Computing the eigenvalues of a real skew-Hamiltonian/skew-Hamiltonian pencil (unfactored version)
DGHUTR Computing the eigenvalues of a real skew-Hamiltonian/Hamiltonian pencil (unfactored version)
DGHUXC Moving eigenvalues with negative real parts of a real skew-Hamiltonian/Hamiltonian pencil in
structured Schur form to the leading subpencil (unfactored version)
DGHUYR Reducing a special real block (anti-)diagonal skew-Hamiltonian/Hamiltonian pencil in factored form
to generalized Schur form (unfactored version)
ZGHFDF Computing the eigenvalues and stable deflating subspaces of a complex skew-Hamiltonian/Hamiltonian
pencil (factored version)
ZGHFXC Moving eigenvalues with negative real parts of a complex skew-Hamiltonian/Hamiltonian pencil in
structured Schur form to the leading subpencil (factored version)
ZGHUDF Computing the eigenvalues and stable deflating subspaces of a complex skew-Hamiltonian/Hamiltonian
pencil (unfactored version)
ZGHUXC Moving eigenvalues with negative real parts of a complex skew-Hamiltonian/Hamiltonian pencil in
structured Schur form to the leading subpencil (unfactored version)
Blocked Subroutines
DGHUDP Computing the eigenvalues and stable deflating subspaces of a real skew-Hamiltonian/Hamiltonian
pencil (unfactored version)
DGHUSP Computing the eigenvalues of a real skew-Hamiltonian/skew-Hamiltonian pencil (unfactored version)
DGHUTP Computing the eigenvalues of a real skew-Hamiltonian/Hamiltonian pencil (unfactored version)
DGHUXP Moving eigenvalues with negative real parts of a real skew-Hamiltonian/Hamiltonian pencil in
structured Schur form to the leading subpencil (unfactored version)
ZGHUDP Computing the eigenvalues and stable deflating subspaces of a complex skew-Hamiltonian/Hamiltonian
pencil (unfactored version)
ZGHUXP Moving eigenvalues with negative real parts of a complex skew-Hamiltonian/Hamiltonian pencil in
structured Schur form to the leading subpencil (unfactored version)
Elementary Subroutines
DGHFET Reducing a real 2-by-2 or 4-by-4 block (anti-)diagonal skew-Hamiltonian/Hamiltonian pencil to
generalized Schur form and moving eigenvalues with negative real parts to the top (factored version)
DGHFEX Exchanging eigenvalues of a real 2-by-2, 3-by-3, or 4-by-4 block upper triangular pencil (factored
version)
DGHFEY Exchanging eigenvalues of a real 2-by-2 or 4-by-4 block upper triangular
skew-Hamiltonian/Hamiltonian pencil (factored version)
DGHUET Reducing a real 2-by-2 or 4-by-4 block (anti-)diagonal skew-Hamiltonian/Hamiltonian pencil to
generalized Schur form and moving eigenvalues with negative real parts to the top (unfactored version)
DGHUEX Exchanging eigenvalues of a real 2-by-2, 3-by-3, or 4-by-4 block upper triangular pencil
(unfactored version)
DGHUEY Exchanging eigenvalues of a real 2-by-2 or 4-by-4 block upper triangular
skew-Hamiltonian/Hamiltonian pencil (unfactored version)
DLACPV Copying a real vector to another real vector (used for calls involving %VAL constructs)
ZGHFEX Exchanging eigenvalues of a complex 2-by-2 upper triangular pencil (factored version)
ZGHFEY Exchanging eigenvalues of a complex 2-by-2 skew-Hamiltonian/Hamiltonian pencil in structured Schur
form (factored version)
ZGHUEX Exchanging eigenvalues of a complex 2-by-2 upper triangular pencil (unfactored version)
ZGHUEY Exchanging eigenvalues of a complex 2-by-2 skew-Hamiltonian/Hamiltonian pencil in structured Schur
form (unfactored version)
ZLACPV Copying a real vector to a complex vector (used for calls involving %VAL constructs)