LAHQR: is an auxiliary routine called by CHSEQR to update the eigenvalues and Schur decomposition already computed by CHSEQR, by dealing with the Hessenberg submatrix in rows and columns ILO to IHI.
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| pure subroutine | clahqr (wantt, wantz, n, ilo, ihi, h, ldh, w, iloz, ihiz, z, ldz, info) |
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| | la_clahqr |
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| pure subroutine | dlahqr (wantt, wantz, n, ilo, ihi, h, ldh, wr, wi, iloz, ihiz, z, ldz, info) |
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| | la_dlahqr |
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| | la_qlahqr |
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| pure subroutine | slahqr (wantt, wantz, n, ilo, ihi, h, ldh, wr, wi, iloz, ihiz, z, ldz, info) |
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| | la_slahqr |
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| | la_wlahqr |
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| pure subroutine | zlahqr (wantt, wantz, n, ilo, ihi, h, ldh, w, iloz, ihiz, z, ldz, info) |
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| | la_zlahqr |
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LAHQR: is an auxiliary routine called by CHSEQR to update the eigenvalues and Schur decomposition already computed by CHSEQR, by dealing with the Hessenberg submatrix in rows and columns ILO to IHI.
◆ clahqr()
| pure subroutine la_lapack::lahqr::clahqr |
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logical(lk), intent(in) | wantt, |
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logical(lk), intent(in) | wantz, |
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integer(ilp), intent(in) | n, |
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integer(ilp), intent(in) | ilo, |
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integer(ilp), intent(in) | ihi, |
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complex(sp), dimension(ldh,*), intent(inout) | h, |
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integer(ilp), intent(in) | ldh, |
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complex(sp), dimension(*), intent(out) | w, |
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integer(ilp), intent(in) | iloz, |
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integer(ilp), intent(in) | ihiz, |
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complex(sp), dimension(ldz,*), intent(inout) | z, |
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integer(ilp), intent(in) | ldz, |
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integer(ilp), intent(out) | info ) |
◆ dlahqr()
| pure subroutine la_lapack::lahqr::dlahqr |
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logical(lk), intent(in) | wantt, |
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logical(lk), intent(in) | wantz, |
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integer(ilp), intent(in) | n, |
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integer(ilp), intent(in) | ilo, |
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integer(ilp), intent(in) | ihi, |
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real(dp), dimension(ldh,*), intent(inout) | h, |
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integer(ilp), intent(in) | ldh, |
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real(dp), dimension(*), intent(out) | wr, |
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real(dp), dimension(*), intent(out) | wi, |
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integer(ilp), intent(in) | iloz, |
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integer(ilp), intent(in) | ihiz, |
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real(dp), dimension(ldz,*), intent(inout) | z, |
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integer(ilp), intent(in) | ldz, |
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integer(ilp), intent(out) | info ) |
◆ la_clahqr()
| la_lapack::lahqr::la_clahqr |
◆ la_dlahqr()
| la_lapack::lahqr::la_dlahqr |
◆ la_qlahqr()
| la_lapack::lahqr::la_qlahqr |
◆ la_slahqr()
| la_lapack::lahqr::la_slahqr |
◆ la_wlahqr()
| la_lapack::lahqr::la_wlahqr |
◆ la_zlahqr()
| la_lapack::lahqr::la_zlahqr |
◆ slahqr()
| pure subroutine la_lapack::lahqr::slahqr |
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logical(lk), intent(in) | wantt, |
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logical(lk), intent(in) | wantz, |
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integer(ilp), intent(in) | n, |
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integer(ilp), intent(in) | ilo, |
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integer(ilp), intent(in) | ihi, |
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real(sp), dimension(ldh,*), intent(inout) | h, |
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integer(ilp), intent(in) | ldh, |
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real(sp), dimension(*), intent(out) | wr, |
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real(sp), dimension(*), intent(out) | wi, |
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integer(ilp), intent(in) | iloz, |
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integer(ilp), intent(in) | ihiz, |
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real(sp), dimension(ldz,*), intent(inout) | z, |
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integer(ilp), intent(in) | ldz, |
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integer(ilp), intent(out) | info ) |
◆ zlahqr()
| pure subroutine la_lapack::lahqr::zlahqr |
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logical(lk), intent(in) | wantt, |
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logical(lk), intent(in) | wantz, |
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integer(ilp), intent(in) | n, |
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integer(ilp), intent(in) | ilo, |
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integer(ilp), intent(in) | ihi, |
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complex(dp), dimension(ldh,*), intent(inout) | h, |
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integer(ilp), intent(in) | ldh, |
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complex(dp), dimension(*), intent(out) | w, |
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integer(ilp), intent(in) | iloz, |
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integer(ilp), intent(in) | ihiz, |
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complex(dp), dimension(ldz,*), intent(inout) | z, |
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integer(ilp), intent(in) | ldz, |
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integer(ilp), intent(out) | info ) |
The documentation for this interface was generated from the following file:
