D4a1. 固有値・固有ベクトル (対称行列) (計算ルーチン)

関数
Sub	Ddisna (Job As String, M As Long, N As Long, D() As Double, Sep() As Double, Info As Long)
	対称／エルミート行列の固有ベクトルあるいは一般行列の特異ベクトルの条件数
Sub	Dopgtr (Uplo As String, N As Long, Ap() As Double, Tau() As Double, Q() As Double, Info As Long)
	三重対角形への変換行列の生成 (対称行列) (圧縮形式)
Sub	Dopmtr (Side As String, Uplo As String, Trans As String, M As Long, N As Long, Ap() As Double, Tau() As Double, C() As Double, Info As Long)
	三重対角形への変換行列の乗算 (対称行列) (圧縮形式)
Sub	Dorgtr (Uplo As String, N As Long, A() As Double, Tau() As Double, Info As Long)
	三重対角形への変換行列の生成 (対称行列)
Sub	Dormtr (Side As String, Uplo As String, Trans As String, M As Long, N As Long, A() As Double, Tau() As Double, C() As Double, Info As Long)
	三重対角形への変換行列の乗算 (対称行列)
Sub	Dpteqr (Compz As String, N As Long, D() As Double, E() As Double, Z() As Double, Info As Long)
	正定値対称三重対角行列の固有値・固有ベクトル
Sub	Dsbtrd (Vect As String, Uplo As String, N As Long, Kd As Long, Ab() As Double, D() As Double, E() As Double, Q() As Double, Info As Long)
	三重対角形への変換 (対称帯行列)
Sub	Dsptrd (Uplo As String, N As Long, Ap() As Double, D() As Double, E() As Double, Tau() As Double, Info As Long)
	三重対角形への変換 (対称行列) (圧縮形式)
Sub	Dstebz (Range As String, Order As String, N As Long, Vl As Double, Vu As Double, Il As Long, Iu As Long, AbsTol As Double, D() As Double, E() As Double, M As Long, Nsplit As Long, W() As Double, Iblock() As Long, Isplit() As Long, Info As Long)
	対称三重対角行列の固有値 (二分法)
Sub	Dstedc (Compz As String, N As Long, D() As Double, E() As Double, Z() As Double, Info As Long)
	対称三重対角行列の固有値・固有ベクトル (分割統治法)
Sub	Dstein (N As Long, D() As Double, E() As Double, M As Long, W() As Double, Iblock() As Long, Isplit() As Long, Z() As Double, Ifail() As Long, Info As Long)
	対称三重対角行列の固有ベクトル (逆反復法)
Sub	Dstemr (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, M As Long, W() As Double, Z() As Double, Nzc As Long, Isuppz() As Long, Tryrac As Boolean, Info As Long)
	対称三重対角行列の固有値・固有ベクトル (MRRR法)
Sub	Dsteqr (Compz As String, N As Long, D() As Double, E() As Double, Z() As Double, Info As Long)
	対称三重対角行列の固有値・固有ベクトル (QL/QR法)
Sub	Dsterf (N As Long, D() As Double, E() As Double, Info As Long)
	対称三重対角行列の固有値 (QL/QR法)
Sub	Dsytrd (Uplo As String, N As Long, A() As Double, D() As Double, E() As Double, Tau() As Double, Info As Long)
	三重対角形への変換 (対称行列)

詳解

D4a1. 固有値・固有ベクトル (対称行列) (計算ルーチン) プログラムを表示しています.