Zneupd.bas ファイル

関数
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)
	アーノルディ分解の近似固有値・固有ベクトル (複素疎行列) (Arpack)