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

Public Member Functions
subroutine	chegv (itype, jobz, uplo, n, a, lda, b, ldb, w, work, lwork, rwork, info)

	la_chegv

	la_whegv

subroutine	zhegv (itype, jobz, uplo, n, a, lda, b, ldb, w, work, lwork, rwork, info)

	la_zhegv

Detailed Description

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

Member Function/Subroutine Documentation

◆ chegv()

subroutine la_lapack::hegv::chegv	(	integer(ilp), intent(in)	itype,
		character, intent(in)	jobz,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(sp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		complex(sp), dimension(ldb,*), intent(inout)	b,
		integer(ilp), intent(in)	ldb,
		real(sp), dimension(*), intent(out)	w,
		complex(sp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		real(sp), dimension(*), intent(out)	rwork,
		integer(ilp), intent(out)	info )

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◆ la_chegv()

la_lapack::hegv::la_chegv

◆ la_whegv()

la_lapack::hegv::la_whegv

◆ la_zhegv()

la_lapack::hegv::la_zhegv

◆ zhegv()

subroutine la_lapack::hegv::zhegv	(	integer(ilp), intent(in)	itype,
		character, intent(in)	jobz,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(dp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		complex(dp), dimension(ldb,*), intent(inout)	b,
		integer(ilp), intent(in)	ldb,
		real(dp), dimension(*), intent(out)	w,
		complex(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		real(dp), dimension(*), intent(out)	rwork,
		integer(ilp), intent(out)	info )