import org.armadillojava.*; public class ArmadilloExample { public static void main(String[] args) { Mat<Double> A = new Mat<Double>(new double[][]{{1, 2}, {3, 4}}); Mat<Double> B = new Mat<Double>(new double[][]{{5, 6}, {7, 8}}); Mat<Double> C = A.times(B); C.print(); } }