@Override
	public void execute(double t) {
		if (input.isConnected()) {
			Matrix u = input.getInput();
			for (int i = 0; i < input.getDim(); i++) {
				xs[i].x.add(u.get(i, 0));
				double v = Math.abs(u.get(i, 0));
				if (maxv < v)
					maxv = v;
			}
		}
	}