public class Harness { /** * @param args */ public static void main(String[] args) { float[][] h = new float[1000][1000]; float[][] id = new float[1000][1000]; for(int i = 0; i<1000;i ++){ for(int j = 0; j<1000;j++){ h[i][j] = (float) Math.random(); if(i == j){ id[i][j] = 1; } else { id[i][j] = 0; } } } Matrix a = new Matrix(h); Matrix b = new Matrix(id); //b.print(); System.out.println("-----------------------------------------------------------------"); try { long t0 = System.currentTimeMillis(); Matrix f = b.ParMultiplyMatrix(b,10); //f.print(); long t1 = System.currentTimeMillis(); System.out.println("Time take for Parallel: " + (t1-t0)); t0 = System.currentTimeMillis(); Matrix g = b.MultiplyMatrix(b); //g.print(); t1 = System.currentTimeMillis(); System.out.println("Time take for Seq: " + (t1-t0)); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } } }