HETRD_HB2ST: reduces a complex Hermitian band matrix A to real symmetric tridiagonal form T by a unitary similarity transformation: Q**H * A * Q = T. More...

Public Member Functions
pure subroutine	chetrd_hb2st (stage1, vect, uplo, n, kd, ab, ldab, d, e, hous, lhous, work, lwork, info)

	la_chetrd_hb2st

	la_whetrd_hb2st

pure subroutine	zhetrd_hb2st (stage1, vect, uplo, n, kd, ab, ldab, d, e, hous, lhous, work, lwork, info)

	la_zhetrd_hb2st

Detailed Description

HETRD_HB2ST: reduces a complex Hermitian band matrix A to real symmetric tridiagonal form T by a unitary similarity transformation: Q**H * A * Q = T.

Member Function/Subroutine Documentation

◆ chetrd_hb2st()

pure subroutine la_lapack::hetrd_hb2st::chetrd_hb2st	(	character, intent(in)	stage1,
		character, intent(in)	vect,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		integer(ilp), intent(in)	kd,
		complex(sp), dimension(ldab,*), intent(inout)	ab,
		integer(ilp), intent(in)	ldab,
		real(sp), dimension(*), intent(out)	d,
		real(sp), dimension(*), intent(out)	e,
		complex(sp), dimension(*), intent(out)	hous,
		integer(ilp), intent(in)	lhous,
		complex(sp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info )

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◆ la_chetrd_hb2st()

la_lapack::hetrd_hb2st::la_chetrd_hb2st

◆ la_whetrd_hb2st()

la_lapack::hetrd_hb2st::la_whetrd_hb2st

◆ la_zhetrd_hb2st()

la_lapack::hetrd_hb2st::la_zhetrd_hb2st

◆ zhetrd_hb2st()

pure subroutine la_lapack::hetrd_hb2st::zhetrd_hb2st	(	character, intent(in)	stage1,
		character, intent(in)	vect,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		integer(ilp), intent(in)	kd,
		complex(dp), dimension(ldab,*), intent(inout)	ab,
		integer(ilp), intent(in)	ldab,
		real(dp), dimension(*), intent(out)	d,
		real(dp), dimension(*), intent(out)	e,
		complex(dp), dimension(*), intent(out)	hous,
		integer(ilp), intent(in)	lhous,
		complex(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info )