SYTRD_SB2ST: reduces a real symmetric band matrix A to real symmetric tridiagonal form T by a orthogonal similarity transformation: Q**T * A * Q = T.
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pure subroutine | dsytrd_sb2st (stage1, vect, uplo, n, kd, ab, ldab, d, e, hous, lhous, work, lwork, info) |
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| la_dsytrd_sb2st |
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| la_qsytrd_sb2st |
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pure subroutine | ssytrd_sb2st (stage1, vect, uplo, n, kd, ab, ldab, d, e, hous, lhous, work, lwork, info) |
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| la_ssytrd_sb2st |
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SYTRD_SB2ST: reduces a real symmetric band matrix A to real symmetric tridiagonal form T by a orthogonal similarity transformation: Q**T * A * Q = T.
◆ dsytrd_sb2st()
pure subroutine la_lapack::sytrd_sb2st::dsytrd_sb2st |
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character, intent(in) | stage1, |
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character, intent(in) | vect, |
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character, intent(in) | uplo, |
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integer(ilp), intent(in) | n, |
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integer(ilp), intent(in) | kd, |
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real(dp), dimension(ldab,*), intent(inout) | ab, |
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integer(ilp), intent(in) | ldab, |
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real(dp), dimension(*), intent(out) | d, |
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real(dp), dimension(*), intent(out) | e, |
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real(dp), dimension(*), intent(out) | hous, |
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integer(ilp), intent(in) | lhous, |
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real(dp), dimension(*), intent(out) | work, |
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integer(ilp), intent(in) | lwork, |
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integer(ilp), intent(out) | info ) |
◆ la_dsytrd_sb2st()
la_lapack::sytrd_sb2st::la_dsytrd_sb2st |
◆ la_qsytrd_sb2st()
la_lapack::sytrd_sb2st::la_qsytrd_sb2st |
◆ la_ssytrd_sb2st()
la_lapack::sytrd_sb2st::la_ssytrd_sb2st |
◆ ssytrd_sb2st()
pure subroutine la_lapack::sytrd_sb2st::ssytrd_sb2st |
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character, intent(in) | stage1, |
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character, intent(in) | vect, |
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character, intent(in) | uplo, |
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integer(ilp), intent(in) | n, |
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integer(ilp), intent(in) | kd, |
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real(sp), dimension(ldab,*), intent(inout) | ab, |
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integer(ilp), intent(in) | ldab, |
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real(sp), dimension(*), intent(out) | d, |
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real(sp), dimension(*), intent(out) | e, |
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real(sp), dimension(*), intent(out) | hous, |
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integer(ilp), intent(in) | lhous, |
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real(sp), dimension(*), intent(out) | work, |
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integer(ilp), intent(in) | lwork, |
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integer(ilp), intent(out) | info ) |
The documentation for this interface was generated from the following file: