01 /*
02 * $Id: ComplexRationalPolynomialMatrixRealImag.java,v 1.6 2008/02/02 05:53:02 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.Matrix;
10 import org.mklab.nfc.matrix.RationalPolynomialMatrix;
11 import org.mklab.nfc.scalar.DoubleComplexNumber;
12 import org.mklab.nfc.scalar.Polynomial;
13 import org.mklab.nfc.scalar.RationalPolynomial;
14 import org.mklab.tool.matrix.Simplify;
15
16
17 /**
18 * @author koga
19 * @version $Revision: 1.6 $, 2004/04/19
20 */
21 public class ComplexRationalPolynomialMatrixRealImag {
22
23 /**
24 * メインメソッド
25 *
26 * @param args コマンドライン引数
27 */
28 @SuppressWarnings("nls")
29 public static void main(String[] args) {
30 Polynomial s = new Polynomial("s");
31 RationalPolynomial a11 = s.multiply(new DoubleComplexNumber(1, 1)).add(new DoubleComplexNumber(1, 3)).divide(s.add(2));
32 RationalPolynomial a12 = s.multiply(new DoubleComplexNumber(1, 1)).add(new DoubleComplexNumber(3, 5)).divide(s.add(4));
33 RationalPolynomial a21 = s.multiply(new DoubleComplexNumber(1, 1)).add(new DoubleComplexNumber(5, 7)).divide(s.add(6));
34 RationalPolynomial a22 = s.multiply(new DoubleComplexNumber(1, 1)).add(new DoubleComplexNumber(7, 1)).divide(s.add(8));
35 RationalPolynomialMatrix a = new RationalPolynomialMatrix(new RationalPolynomial[][] { {a11, a12}, {a21, a22}});
36 Matrix re = Simplify.simplify((RationalPolynomialMatrix)a.getRealPart());
37 Matrix im = Simplify.simplify((RationalPolynomialMatrix)a.getImagPart());
38 re.print("Re(a)");
39 im.print("Im(a)");
40 }
41 }
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