01 /*
02 * $Id: RationalPolynomialMatrixEquality.java,v 1.7 2008/02/02 03:06:27 koga Exp $
03 *
04 * Copyright (C) 2004 Koga Laboratory. All rights reserved.
05 *
06 */
07 package matxbook.chap17;
08
09 import org.mklab.nfc.matrix.DoubleMatrix;
10 import org.mklab.nfc.matrix.Matrix;
11 import org.mklab.nfc.matrix.RationalPolynomialMatrix;
12 import org.mklab.nfc.scalar.Polynomial;
13 import org.mklab.nfc.scalar.RationalPolynomial;
14
15
16 /**
17 * @author koga
18 * @version $Revision: 1.7 $, 2004/04/20
19 */
20 public class RationalPolynomialMatrixEquality {
21
22 /**
23 * メインメソッド
24 *
25 * @param args コマンドライン引数
26 */
27 @SuppressWarnings("nls")
28 public static void main(String[] args) {
29 Polynomial s = new Polynomial("s");
30 RationalPolynomial a11 = s.add(1).inverse();
31 RationalPolynomial a12 = s.add(2).inverse();
32 RationalPolynomial a21 = s.add(3).inverse();
33 RationalPolynomial a22 = s.add(4).inverse();
34 Matrix a = new RationalPolynomialMatrix(new RationalPolynomial[][] { {a11, a12}, {a21, a22}});
35 Matrix b = new DoubleMatrix(new double[][] { {1, 2}, {3, 4}}).addElementWise(s).inverseElementWise();
36 System.out.println("(a == b) = " + a.equals(b));
37 }
38 }
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