blas_lapack_gbl::syevr Interface Reference

Interface for LAPACK dsyevr routine and its quad precision implementation. More...

Public Member Functions
subroutine	dble_syevr (jobz, range, uplo, n, a, lda, vl, vu, il, iu, abstol, m, w, z, ldz, isuppz, work, lwork, iwork, liwork, info)
subroutine	quad_syevr (jobz, range, uplo, n, a, lda, vl, vu, il, iu, abstol, m, w, z, ldz, isuppz, work, lwork, iwork, liwork, info)

Detailed Description

Interface for LAPACK dsyevr routine and its quad precision implementation.

Warning

the Quad precision version is not an extension of the LAPACK double routine but an implementation of the NR matrix diagonalization based on the QR algorithm.

Member Function/Subroutine Documentation

dble_syevr()

subroutine blas_lapack_gbl::syevr::dble_syevr	(	character	jobz,
		character	range,
		character	uplo,
		integer(blasint)	n,
		real(kind=wp), dimension(lda,*)	a,
		integer(blasint)	lda,
		real(kind=wp)	vl,
		real(kind=wp)	vu,
		integer(blasint)	il,
		integer(blasint)	iu,
		real(kind=wp)	abstol,
		integer(blasint)	m,
		real(kind=wp), dimension(*)	w,
		real(kind=wp), dimension(ldz,*)	z,
		integer(blasint)	ldz,
		integer(blasint), dimension(*)	isuppz,
		real(kind=wp), dimension(*)	work,
		integer(blasint)	lwork,
		integer(blasint), dimension(*)	iwork,
		integer(blasint)	liwork,
		integer(blasint)	info )

quad_syevr()

subroutine blas_lapack_gbl::syevr::quad_syevr	(	character	jobz,
		character	range,
		character	uplo,
		integer(blasint)	n,
		real(kind=ep1), dimension(:,:)	a,
		integer(blasint)	lda,
		real(kind=ep1)	vl,
		real(kind=ep1)	vu,
		integer(blasint)	il,
		integer(blasint)	iu,
		real(kind=ep1)	abstol,
		integer(blasint)	m,
		real(kind=ep1), dimension(:)	w,
		real(kind=ep1), dimension(:,:)	z,
		integer(blasint)	ldz,
		integer(blasint), dimension(:)	isuppz,
		real(kind=ep1), dimension(:)	work,
		integer(blasint)	lwork,
		integer(blasint), dimension(:)	iwork,
		integer(blasint)	liwork,
		integer(blasint)	info )

---

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

• /scratch.ssd/codes/ukrmol-in-git/source/gbtolib/source/blas_lapack.F90