D4a1. Ordinary eigenvalue problems (symmetric matrices) - Driver routines

Functions
Sub	Dsbev (Jobz As String, Uplo As String, N As Long, Kd As Long, Ab() As Double, W() As Double, Z() As Double, Info As Long)
	(Simple driver) Eigenvalues and eigenvectors of a symmetric band matrix
Sub	Dsbevd (Jobz As String, Uplo As String, N As Long, Kd As Long, Ab() As Double, W() As Double, Z() As Double, Info As Long)
	(Divide and conquer driver) Eigenvalues and eigenvectors of a symmetric band matrix
Sub	Dsbevx (Jobz As String, Range As String, Uplo As String, N As Long, Kd As Long, Ab() As Double, Q() As Double, Vl As Double, Vu As Double, Il As Long, Iu As Long, AbsTol As Double, M As Long, W() As Double, Z() As Double, IFail() As Long, Info As Long)
	(Expert driver) Eigenvalues and eigenvectors of a symmetric band matrix
Sub	Dspev (Jobz As String, Uplo As String, N As Long, Ap() As Double, W() As Double, Z() As Double, Info As Long)
	(Simple driver) Eigenvalues and eigenvectors of a symmetric matrix in packed form
Sub	Dspevd (Jobz As String, Uplo As String, N As Long, Ap() As Double, W() As Double, Z() As Double, Info As Long)
	(Divide and conquer driver) Eigenvalues and eigenvectors of a symmetric matrix in packed form
Sub	Dspevx (JobZ As String, Range As String, Uplo As String, N As Long, Ap() As Double, Vl As Double, Vu As Double, Il As Long, Iu As Long, AbsTol As Double, M As Long, W() As Double, Z() As Double, IFail() As Long, Info As Long)
	(Expert driver) Eigenvalues and eigenvectors of a symmetric matrix in packed form
Sub	Dstev (Jobz As String, N As Long, D() As Double, E() As Double, Z() As Double, Info As Long)
	(Simple driver) Eigenvalues and eigenvectors of a symmetric tridiagonal matrix
Sub	Dstevd (Jobz As String, N As Long, D() As Double, E() As Double, Z() As Double, Info As Long)
	(Divide and conquer driver) Eigenvalues and eigenvectors of a symmetric tridiagonal matrix
Sub	Dstevr (Jobz As String, Range As String, N As Long, D() As Double, E() As Double, Vl As Double, Vu As Double, Il As Long, Iu As Long, Abstol As Double, M As Long, W() As Double, Z() As Double, Isuppz() As Long, Info As Long)
	(MRRR driver) Eigenvalues and eigenvectors of a symmetric tridiagonal matrix
Sub	Dstevx (Jobz As String, Range As String, N As Long, D() As Double, E() As Double, Vl As Double, Vu As Double, Il As Long, Iu As Long, AbsTol As Double, M As Long, W() As Double, Z() As Double, IFail() As Long, Info As Long)
	(Expert driver) Eigenvalues and eigenvectors of a symmetric tridiagonal matrix
Sub	Dsyev (Jobz As String, Uplo As String, N As Long, A() As Double, W() As Double, Info As Long)
	(Simple driver) Eigenvalues and eigenvectors of a symmetric matrix
Sub	Dsyevd (Jobz As String, Uplo As String, N As Long, A() As Double, W() As Double, Info As Long)
	(Divide and conquer driver) Eigenvalues and eigenvectors of a symmetric matrix
Sub	Dsyevr (Jobz As String, Range As String, Uplo As String, N As Long, A() As Double, Vl As Double, Vu As Double, Il As Long, Iu As Long, Abstol As Double, M As Long, W() As Double, Z() As Double, Isuppz() As Long, Info As Long)
	(MRRR driver) Eigenvalues and eigenvectors of a symmetric matrix
Sub	Dsyevx (Jobz As String, Range As String, Uplo As String, N As Long, A() As Double, Vl As Double, Vu As Double, Il As Long, Iu As Long, AbsTol As Double, M As Long, W() As Double, Z() As Double, IFail() As Long, Info As Long)
	(Expert driver) Eigenvalues and eigenvectors of a symmetric matrix

Detailed Description

This is the group of D4a1. Ordinary eigenvalue problems (symmetric matrices) - Driver routines.