SPGV: computes all the eigenvalues and, optionally, the eigenvectors of a real generalized symmetric-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 symmetric, stored in packed format, and B is also positive definite. More...

Public Member Functions
subroutine	dspgv (itype, jobz, uplo, n, ap, bp, w, z, ldz, work, info)

	la_dspgv

	la_qspgv

subroutine	sspgv (itype, jobz, uplo, n, ap, bp, w, z, ldz, work, info)

	la_sspgv

Detailed Description

SPGV: computes all the eigenvalues and, optionally, the eigenvectors of a real generalized symmetric-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 symmetric, stored in packed format, and B is also positive definite.

Member Function/Subroutine Documentation

◆ dspgv()

subroutine la_lapack::spgv::dspgv	(	integer(ilp), intent(in)	itype,
		character, intent(in)	jobz,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		real(dp), dimension(*), intent(inout)	ap,
		real(dp), dimension(*), intent(inout)	bp,
		real(dp), dimension(*), intent(out)	w,
		real(dp), dimension(ldz,*), intent(out)	z,
		integer(ilp), intent(in)	ldz,
		real(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(out)	info
	)

◆ la_dspgv()

la_lapack::spgv::la_dspgv

◆ la_qspgv()

la_lapack::spgv::la_qspgv

◆ la_sspgv()

la_lapack::spgv::la_sspgv

◆ sspgv()

subroutine la_lapack::spgv::sspgv	(	integer(ilp), intent(in)	itype,
		character, intent(in)	jobz,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		real(sp), dimension(*), intent(inout)	ap,
		real(sp), dimension(*), intent(inout)	bp,
		real(sp), dimension(*), intent(out)	w,
		real(sp), dimension(ldz,*), intent(out)	z,
		integer(ilp), intent(in)	ldz,
		real(sp), dimension(*), intent(out)	work,
		integer(ilp), intent(out)	info
	)

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

la_lapack.f90