HBGV: computes all the eigenvalues, and optionally, the eigenvectors of a complex generalized Hermitian-definite banded eigenproblem, of the form A*x=(lambda)*B*x. Here A and B are assumed to be Hermitian and banded, and B is also positive definite. More...

Public Member Functions
pure subroutine	chbgv (jobz, uplo, n, ka, kb, ab, ldab, bb, ldbb, w, z, ldz, work, rwork, info)

	la_chbgv

	la_whbgv

pure subroutine	zhbgv (jobz, uplo, n, ka, kb, ab, ldab, bb, ldbb, w, z, ldz, work, rwork, info)

	la_zhbgv

Detailed Description

HBGV: computes all the eigenvalues, and optionally, the eigenvectors of a complex generalized Hermitian-definite banded eigenproblem, of the form A*x=(lambda)*B*x. Here A and B are assumed to be Hermitian and banded, and B is also positive definite.

Member Function/Subroutine Documentation

◆ chbgv()

pure subroutine la_lapack::hbgv::chbgv	(	character, intent(in)	jobz,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		integer(ilp), intent(in)	ka,
		integer(ilp), intent(in)	kb,
		complex(sp), dimension(ldab,*), intent(inout)	ab,
		integer(ilp), intent(in)	ldab,
		complex(sp), dimension(ldbb,*), intent(inout)	bb,
		integer(ilp), intent(in)	ldbb,
		real(sp), dimension(*), intent(out)	w,
		complex(sp), dimension(ldz,*), intent(out)	z,
		integer(ilp), intent(in)	ldz,
		complex(sp), dimension(*), intent(out)	work,
		real(sp), dimension(*), intent(out)	rwork,
		integer(ilp), intent(out)	info )

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◆ la_chbgv()

la_lapack::hbgv::la_chbgv

◆ la_whbgv()

la_lapack::hbgv::la_whbgv

◆ la_zhbgv()

la_lapack::hbgv::la_zhbgv

◆ zhbgv()

pure subroutine la_lapack::hbgv::zhbgv	(	character, intent(in)	jobz,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		integer(ilp), intent(in)	ka,
		integer(ilp), intent(in)	kb,
		complex(dp), dimension(ldab,*), intent(inout)	ab,
		integer(ilp), intent(in)	ldab,
		complex(dp), dimension(ldbb,*), intent(inout)	bb,
		integer(ilp), intent(in)	ldbb,
		real(dp), dimension(*), intent(out)	w,
		complex(dp), dimension(ldz,*), intent(out)	z,
		integer(ilp), intent(in)	ldz,
		complex(dp), dimension(*), intent(out)	work,
		real(dp), dimension(*), intent(out)	rwork,
		integer(ilp), intent(out)	info )