docs: public static Chart getTrajectoryChart(String title, Trajectory t){
  		if(t.getDimension()==2){
  		 	double[] xData = new double[t.size()];
  		    double[] yData = new double[t.size()];
  		    for(int i = 0; i < t.size(); i++){
  		    	xData[i] = t.get(i).x;
  		    	yData[i] = t.get(i).y;
  		    	
  		    }
  		    // Create Chart
  		    Chart chart = QuickChart.getChart(title, "X", "Y", "y(x)", xData, yData);
  	
  		    return chart;
  		    //Show it
  		 //   SwingWrapper swr = new SwingWrapper(chart);
  		  //  swr.displayChart();
  		} 
  		return null;
  	}