D2b2. 連立一次方程式 (正定値対称帯行列) (計算ルーチン)

関数
Sub	Dpbcon (Uplo As String, N As Long, Kd As Long, Ab() As Double, ANorm As Double, RCond As Double, Info As Long)
	行列の条件数 (正定値対称帯行列)
Sub	Dpbtrf (Uplo As String, N As Long, Kd As Long, Ab() As Double, Info As Long)
	係数行列のコレスキー分解 (正定値対称帯行列)
Sub	Dpbtrs (Uplo As String, N As Long, Kd As Long, Ab() As Double, B() As Double, Info As Long, Optional Nrhs As Long=1)
	分解済の連立一次方程式 AX = B の解 (正定値対称帯行列)
Sub	Dptcon (N As Long, D() As Double, E() As Double, ANorm As Double, RCond As Double, Info As Long)
	行列の条件数 (正定値対称3重対角行列)
Sub	Dpttrf (N As Long, D() As Double, E() As Double, Info As Long)
	係数行列のLDLT分解 (正定値対称3重対角行列)
Sub	Dpttrs (N As Long, D() As Double, E() As Double, B() As Double, Info As Long, Optional Nrhs As Long=1)
	分解済の連立一次方程式 AX = B の解 (正定値対称3重対角行列)

詳解

D2b2. 連立一次方程式 (正定値対称帯行列) (計算ルーチン) プログラムを表示しています.