HETF2_ROOK: computes the factorization of a complex Hermitian matrix A using the bounded Bunch-Kaufman ("rook") diagonal pivoting method: A = U*D*U**H or A = L*D*L**H where U (or L) is a product of permutation and unit upper (lower) triangular matrices, U**H is the conjugate transpose of U, and D is Hermitian and block diagonal with 1-by-1 and 2-by-2 diagonal blocks. This is the unblocked version of the algorithm, calling Level 2 BLAS. More...

Public Member Functions
pure subroutine	chetf2_rook (uplo, n, a, lda, ipiv, info)

	la_chetf2_rook

	la_whetf2_rook

pure subroutine	zhetf2_rook (uplo, n, a, lda, ipiv, info)

	la_zhetf2_rook

Detailed Description

HETF2_ROOK: computes the factorization of a complex Hermitian matrix A using the bounded Bunch-Kaufman ("rook") diagonal pivoting method: A = U*D*U**H or A = L*D*L**H where U (or L) is a product of permutation and unit upper (lower) triangular matrices, U**H is the conjugate transpose of U, and D is Hermitian and block diagonal with 1-by-1 and 2-by-2 diagonal blocks. This is the unblocked version of the algorithm, calling Level 2 BLAS.

Member Function/Subroutine Documentation

◆ chetf2_rook()

pure subroutine la_lapack::hetf2_rook::chetf2_rook	(	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,
		integer(ilp), intent(out)	info )

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◆ la_chetf2_rook()

la_lapack::hetf2_rook::la_chetf2_rook

◆ la_whetf2_rook()

la_lapack::hetf2_rook::la_whetf2_rook

◆ la_zhetf2_rook()

la_lapack::hetf2_rook::la_zhetf2_rook

◆ zhetf2_rook()

pure subroutine la_lapack::hetf2_rook::zhetf2_rook	(	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,
		integer(ilp), intent(out)	info )