01 /*
02 * $Id: DiagVecSample.java,v 1.6 2008/02/02 03:06:25 koga Exp $
03 *
04 * Copyright (C) 2004 Koga Laboratory. All rights reserved.
05 *
06 */
07 package matxbook.chap06;
08
09 import org.mklab.nfc.matrix.DoubleMatrix;
10 import org.mklab.nfc.matrix.Matrix;
11
12
13 /**
14 * @author koga
15 * @version $Revision: 1.6 $, 2004/04/14
16 */
17 public class DiagonalVectorSample {
18
19 /**
20 * メインメソッド
21 *
22 * @param args コマンドライン引数
23 */
24 @SuppressWarnings("nls")
25 public static void main(String[] args) {
26 DoubleMatrix a = new DoubleMatrix(new double[][] { {1, 2, 3}, {4, 5, 6}});
27 Matrix x = a.diagonalToVector();
28 x.print("diag_vec(a)");
29 Matrix aa = x.vectorToDiagonal();
30 aa.print("diag_vec(diag_vec(a))");
31 }
32 }
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