D4a7. Eigenvalues and eigenvectors (Complex matrices)

Functions
Sub	Zgsev (Jobz As String, N As Long, Val() As Complex, Ptr() As Long, Ind() As Long, Which As String, Nev As Long, Ncv As Long, D() As Complex, Z() As Complex, Optional Info As Long, Optional Nconv As Long, Optional Niter As Long, Optional Base As Long=-1, Optional Format As Long=0, Optional Mode As Long=1, Optional Sigmar As Double=0, Optional Sigmai As Double=0, Optional Maxiter As Long=300, Optional Tol As Double=0)
	Eigenvalues and eigenvectors of a complex sparse matrix (implicitly restarted Arnoldi method (IRAM)) (Arpack) (driver)
Sub	Zgsgv (Jobz As String, Uplo2 As String, N As Long, Val() As Complex, Ptr() As Long, Ind() As Long, Val2() As Complex, Ptr2() As Long, Ind2() As Long, Which As String, Nev As Long, Ncv As Long, D() As Complex, Z() As Complex, Optional Info As Long, Optional Nconv As Long, Optional Niter As Long, Optional Base As Long=-1, Optional Base2 As Long=-1, Optional Format As Long=0, Optional Mode As Long=2, Optional Sigmar As Double=0, Optional Sigmai As Double=0, Optional Maxiter As Long=300, Optional Tol As Double=0)
	Generalized eigenvalue problem of a complex sparse matrix (implicitly restarted Arnoldi method (IRAM)) (Arpack) (simple driver)
Sub	Znaupd (Ido As Long, Bmat As String, N As Long, Which As String, Nev As Long, Resid() As Complex, Ncv As Long, V() As Complex, IParam() As Long, Ipntr() As Long, Workd() As Complex, Workl() As Complex, RWork() As Double, Info As Long, Optional Tol As Double=0)
	Arnoldi factorization of a complex sparse matrix (Arpack)
Sub	Zneupd (Rvec As Long, Howmny As String, Selct() As Long, D() As Complex, Z() As Complex, Sigma As Complex, Workev() As Complex, Bmat As String, N As Long, ByVal Which As String, Nev As Long, Resid() As Complex, Ncv As Long, V() As Complex, IParam() As Long, Ipntr() As Long, Workd() As Complex, Workl() As Complex, RWork() As Double, Info As Long, Optional Tol As Double=0)
	Approximate eigenvalues and eigenvectors from Arnoldi factorization for a complex sparse matrix (Arpack)

Detailed Description

This is the group of D4a7. Eigenvalues and eigenvectors (Complex matrices)