 	 *  @return Returns true when <code>pt == matrix.DeltaTransformPoint(pt)</code>
 	 *  for any <code>pt:Point</code> (<code>matrix</code> is identity matrix,
 	 *  when disregarding the translation part).   
+	 *  
+	 *  @langversion 3.0
+	 *  @playerversion Flash 9
+	 *  @playerversion AIR 1.1
+	 *  @productversion Flex 3
 	 */
 	public static function isDeltaIdentity(matrix:Matrix):Boolean
 	{

     *  
     *  @return Point(x,y) or null if no solution exists.
     * 
     */
    static public function calcUBoundsToFitTBounds(w:Number, 
                                                   h:Number,

	 *  after transformation.
	 *
	 *  @return Returns the transformed width and height
	 *  
	 *  @langversion 3.0
	 *  @playerversion Flash 9
	 *  @playerversion AIR 1.1
	 *  @productversion Flex 3
	 */
	public static function transformBounds(bounds:Point, matrix:Matrix, topLeft:Point = null):Point
	{
