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fortran-lapack
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la_lapack::sytrd_sb2st Interface Reference

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. More...

Public Member Functions

pure subroutine dsytrd_sb2st (stage1, vect, uplo, n, kd, ab, ldab, d, e, hous, lhous, work, lwork, info)
 
 la_dsytrd_sb2st
 
 la_qsytrd_sb2st
 
pure subroutine ssytrd_sb2st (stage1, vect, uplo, n, kd, ab, ldab, d, e, hous, lhous, work, lwork, info)
 
 la_ssytrd_sb2st
 

Detailed Description

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.

Member Function/Subroutine Documentation

◆ dsytrd_sb2st()

pure subroutine la_lapack::sytrd_sb2st::dsytrd_sb2st ( character, intent(in) stage1,
character, intent(in) vect,
character, intent(in) uplo,
integer(ilp), intent(in) n,
integer(ilp), intent(in) kd,
real(dp), dimension(ldab,*), intent(inout) ab,
integer(ilp), intent(in) ldab,
real(dp), dimension(*), intent(out) d,
real(dp), dimension(*), intent(out) e,
real(dp), dimension(*), intent(out) hous,
integer(ilp), intent(in) lhous,
real(dp), dimension(*), intent(out) work,
integer(ilp), intent(in) lwork,
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 ( character, intent(in) stage1,
character, intent(in) vect,
character, intent(in) uplo,
integer(ilp), intent(in) n,
integer(ilp), intent(in) kd,
real(sp), dimension(ldab,*), intent(inout) ab,
integer(ilp), intent(in) ldab,
real(sp), dimension(*), intent(out) d,
real(sp), dimension(*), intent(out) e,
real(sp), dimension(*), intent(out) hous,
integer(ilp), intent(in) lhous,
real(sp), dimension(*), intent(out) work,
integer(ilp), intent(in) lwork,
integer(ilp), intent(out) info )

The documentation for this interface was generated from the following file: