code: public MultiNote[] normalize() {
  	  Hashtable splitter = new Hashtable();
  	  for (int i=0; i<m_notes.size(); i++) {
  		  Note note = (Note)m_notes.elementAt(i);
  		  Short key = note.getStrictDuration();
  		  if (splitter.containsKey(key))
  			  ((Vector)splitter.get(key)).addElement(note);
  		  else {
  			  Vector v = new Vector();
  			  v.addElement(note);
  			  splitter.put(key, v);
  		  }
  	  }
  	  short[] strictDurations = getStrictDurations();
  	  MultiNote[] normalizedChords = new MultiNote[strictDurations.length];
  	  for (int i=0; i<strictDurations.length;i++) {
  		  normalizedChords[i] = new MultiNote((Vector)splitter.get(new Short(strictDurations[i])));
  	  }
  	  return normalizedChords;
    }
docs: Normalizes this multi note by decomposing it into multinotes with
  same strict duration.
  @return An array of multinotes with unique strict duration. Such strict
  durations are sorted by ascent order.
  @see #hasUniqueStrictDuration()