RosettaCodeData/Task/QR-decomposition/Java/qr-decomposition-2.java

17 lines
478 B
Java

import cern.colt.matrix.impl.DenseDoubleMatrix2D;
import cern.colt.matrix.linalg.QRDecomposition;
public class Decompose {
public static void main(String[] args) {
var a = new DenseDoubleMatrix2D(new double[][] {
{12, -51, 4},
{ 6, 167, -68},
{-4, 24, -41}
});
var qr = new QRDecomposition(a);
System.out.println(qr.getQ());
System.out.println();
System.out.println(qr.getR());
}
}