HPGST: reduces a complex Hermitian-definite generalized eigenproblem to standard form, using packed storage. If ITYPE = 1, the problem is A*x = lambda*B*x, and A is overwritten by inv(U**H)*A*inv(U) or inv(L)*A*inv(L**H) If ITYPE = 2 or 3, the problem is A*B*x = lambda*x or B*A*x = lambda*x, and A is overwritten by U*A*U**H or L**H*A*L. B must have been previously factorized as U**H*U or L*L**H by CPPTRF. More...

Public Member Functions
pure subroutine	chpgst (itype, uplo, n, ap, bp, info)

	la_chpgst

	la_whpgst

pure subroutine	zhpgst (itype, uplo, n, ap, bp, info)

	la_zhpgst

Detailed Description

HPGST: reduces a complex Hermitian-definite generalized eigenproblem to standard form, using packed storage. If ITYPE = 1, the problem is A*x = lambda*B*x, and A is overwritten by inv(U**H)*A*inv(U) or inv(L)*A*inv(L**H) If ITYPE = 2 or 3, the problem is A*B*x = lambda*x or B*A*x = lambda*x, and A is overwritten by U*A*U**H or L**H*A*L. B must have been previously factorized as U**H*U or L*L**H by CPPTRF.

Member Function/Subroutine Documentation

◆ chpgst()

pure subroutine la_lapack::hpgst::chpgst	(	integer(ilp), intent(in)	itype,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(sp), dimension(*), intent(inout)	ap,
		complex(sp), dimension(*), intent(in)	bp,
		integer(ilp), intent(out)	info
	)

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◆ la_chpgst()

la_lapack::hpgst::la_chpgst

◆ la_whpgst()

la_lapack::hpgst::la_whpgst

◆ la_zhpgst()

la_lapack::hpgst::la_zhpgst

◆ zhpgst()

pure subroutine la_lapack::hpgst::zhpgst	(	integer(ilp), intent(in)	itype,
		character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		complex(dp), dimension(*), intent(inout)	ap,
		complex(dp), dimension(*), intent(in)	bp,
		integer(ilp), intent(out)	info
	)