Using the divide and conquer method, LAED0: computes all eigenvalues of a symmetric tridiagonal matrix which is one diagonal block of those from reducing a dense or band Hermitian matrix and corresponding eigenvectors of the dense or band matrix.
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| pure subroutine | claed0 (qsiz, n, d, e, q, ldq, qstore, ldqs, rwork, iwork, info) |
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| | la_claed0 |
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| pure subroutine | dlaed0 (icompq, qsiz, n, d, e, q, ldq, qstore, ldqs, work, iwork, info) |
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| | la_dlaed0 |
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| | la_qlaed0 |
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| pure subroutine | slaed0 (icompq, qsiz, n, d, e, q, ldq, qstore, ldqs, work, iwork, info) |
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| | la_slaed0 |
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| | la_wlaed0 |
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| pure subroutine | zlaed0 (qsiz, n, d, e, q, ldq, qstore, ldqs, rwork, iwork, info) |
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| | la_zlaed0 |
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Using the divide and conquer method, LAED0: computes all eigenvalues of a symmetric tridiagonal matrix which is one diagonal block of those from reducing a dense or band Hermitian matrix and corresponding eigenvectors of the dense or band matrix.
◆ claed0()
| pure subroutine la_lapack::laed0::claed0 |
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integer(ilp), intent(in) | qsiz, |
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integer(ilp), intent(in) | n, |
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real(sp), dimension(*), intent(inout) | d, |
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real(sp), dimension(*), intent(inout) | e, |
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complex(sp), dimension(ldq,*), intent(inout) | q, |
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integer(ilp), intent(in) | ldq, |
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complex(sp), dimension(ldqs,*), intent(out) | qstore, |
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integer(ilp), intent(in) | ldqs, |
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real(sp), dimension(*), intent(out) | rwork, |
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integer(ilp), dimension(*), intent(out) | iwork, |
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integer(ilp), intent(out) | info ) |
◆ dlaed0()
| pure subroutine la_lapack::laed0::dlaed0 |
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integer(ilp), intent(in) | icompq, |
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integer(ilp), intent(in) | qsiz, |
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integer(ilp), intent(in) | n, |
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real(dp), dimension(*), intent(inout) | d, |
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real(dp), dimension(*), intent(inout) | e, |
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real(dp), dimension(ldq,*), intent(inout) | q, |
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integer(ilp), intent(in) | ldq, |
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real(dp), dimension(ldqs,*), intent(out) | qstore, |
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integer(ilp), intent(in) | ldqs, |
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real(dp), dimension(*), intent(out) | work, |
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integer(ilp), dimension(*), intent(out) | iwork, |
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integer(ilp), intent(out) | info ) |
◆ la_claed0()
| la_lapack::laed0::la_claed0 |
◆ la_dlaed0()
| la_lapack::laed0::la_dlaed0 |
◆ la_qlaed0()
| la_lapack::laed0::la_qlaed0 |
◆ la_slaed0()
| la_lapack::laed0::la_slaed0 |
◆ la_wlaed0()
| la_lapack::laed0::la_wlaed0 |
◆ la_zlaed0()
| la_lapack::laed0::la_zlaed0 |
◆ slaed0()
| pure subroutine la_lapack::laed0::slaed0 |
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integer(ilp), intent(in) | icompq, |
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integer(ilp), intent(in) | qsiz, |
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integer(ilp), intent(in) | n, |
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real(sp), dimension(*), intent(inout) | d, |
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real(sp), dimension(*), intent(inout) | e, |
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real(sp), dimension(ldq,*), intent(inout) | q, |
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integer(ilp), intent(in) | ldq, |
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real(sp), dimension(ldqs,*), intent(out) | qstore, |
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integer(ilp), intent(in) | ldqs, |
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real(sp), dimension(*), intent(out) | work, |
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integer(ilp), dimension(*), intent(out) | iwork, |
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integer(ilp), intent(out) | info ) |
◆ zlaed0()
| pure subroutine la_lapack::laed0::zlaed0 |
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integer(ilp), intent(in) | qsiz, |
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integer(ilp), intent(in) | n, |
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real(dp), dimension(*), intent(inout) | d, |
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real(dp), dimension(*), intent(inout) | e, |
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complex(dp), dimension(ldq,*), intent(inout) | q, |
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integer(ilp), intent(in) | ldq, |
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complex(dp), dimension(ldqs,*), intent(out) | qstore, |
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integer(ilp), intent(in) | ldqs, |
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real(dp), dimension(*), intent(out) | rwork, |
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integer(ilp), dimension(*), intent(out) | iwork, |
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integer(ilp), intent(out) | info ) |
The documentation for this interface was generated from the following file:
