HPTRD: reduces a complex Hermitian matrix A stored in packed form to real symmetric tridiagonal form T by a unitary similarity transformation: Q**H * A * Q = T. More...

Public Member Functions
pure subroutine	chptrd (uplo, n, ap, d, e, tau, info)

	la_chptrd

	la_whptrd

pure subroutine	zhptrd (uplo, n, ap, d, e, tau, info)

	la_zhptrd

Detailed Description

HPTRD: reduces a complex Hermitian matrix A stored in packed form to real symmetric tridiagonal form T by a unitary similarity transformation: Q**H * A * Q = T.

Member Function/Subroutine Documentation

◆ chptrd()

pure subroutine la_lapack::hptrd::chptrd	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(sp), dimension(*), intent(inout)	ap,
		real(sp), dimension(*), intent(out)	d,
		real(sp), dimension(*), intent(out)	e,
		complex(sp), dimension(*), intent(out)	tau,
		integer(ilp), intent(out)	info )

Here is the call graph for this function:

◆ la_chptrd()

la_lapack::hptrd::la_chptrd

◆ la_whptrd()

la_lapack::hptrd::la_whptrd

◆ la_zhptrd()

la_lapack::hptrd::la_zhptrd

◆ zhptrd()

pure subroutine la_lapack::hptrd::zhptrd	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(dp), dimension(*), intent(inout)	ap,
		real(dp), dimension(*), intent(out)	d,
		real(dp), dimension(*), intent(out)	e,
		complex(dp), dimension(*), intent(out)	tau,
		integer(ilp), intent(out)	info )