HETRF_AA: computes the factorization of a complex hermitian matrix A using the Aasen's algorithm. The form of the factorization is A = U**H*T*U or A = L*T*L**H where U (or L) is a product of permutation and unit upper (lower) triangular matrices, and T is a hermitian tridiagonal matrix. This is the blocked version of the algorithm, calling Level 3 BLAS. More...

Public Member Functions
pure subroutine	chetrf_aa (uplo, n, a, lda, ipiv, work, lwork, info)

	la_chetrf_aa

	la_whetrf_aa

pure subroutine	zhetrf_aa (uplo, n, a, lda, ipiv, work, lwork, info)

	la_zhetrf_aa

Detailed Description

HETRF_AA: computes the factorization of a complex hermitian matrix A using the Aasen's algorithm. The form of the factorization is A = U**H*T*U or A = L*T*L**H where U (or L) is a product of permutation and unit upper (lower) triangular matrices, and T is a hermitian tridiagonal matrix. This is the blocked version of the algorithm, calling Level 3 BLAS.

Member Function/Subroutine Documentation

◆ chetrf_aa()

pure subroutine la_lapack::hetrf_aa::chetrf_aa	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(sp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		integer(ilp), dimension(*), intent(out)	ipiv,
		complex(sp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

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◆ la_chetrf_aa()

la_lapack::hetrf_aa::la_chetrf_aa

◆ la_whetrf_aa()

la_lapack::hetrf_aa::la_whetrf_aa

◆ la_zhetrf_aa()

la_lapack::hetrf_aa::la_zhetrf_aa

◆ zhetrf_aa()

pure subroutine la_lapack::hetrf_aa::zhetrf_aa	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(dp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		integer(ilp), dimension(*), intent(out)	ipiv,
		complex(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)