Detailed Notes on ???? ??????? ???????? ????? ????? ????? ???? ??????? ?? ??? ???????? ?????? ??????????????? ??????? ?????? ????? ????? ???????.????? ???? ???????????? ?? ??? ??????? ????? ???? ??????? ???????? ???????? ???? ???? ????????? ?????? ?????? ????? ???? ?????? ????? ?? ??????? ?????.???? ???? ?????? ????? ?? ????? ?????? ?????? ????? ??