return(new Vector2d64f(tuple._1, tuple._2));
return(new Vector2d16(tuple._1, tuple._2));
return(new Vector2d32f(tuple._1, tuple._2));
return(new Vector2d64f(tuple._1, tuple._2));
return(new Vector2d16(tuple._1, tuple._2));
return(new Vector2d32f(tuple._1, tuple._2));