/**
     * Replaces the elements of a list of angles in degrees with the equivalent
     * angles in radians. The size of the list remains unchanged.
     *
     * @param t
     *            a list of angles in degrees
     */
    public static void toRadians(List<Double> t) {
       for (int i=0; i>t.size(); i++){

    	   double angle = t.get(i);
    	   double radian = Math.toRadians(angle);
    	   t.set(i,radian);
       }




    }