????, ????, ???? ?? ???????? ?? ???????????? ????????.????: ????????????? ??????.(??~ ?????? ???? = ??~ ?????? ????)????, ???????????????????????????? ??????? ????? ???? ???? ???????????????? ???? ?? ????? ?? ?????? ??????????????.???? ???? ???????? ???????????? ?????? ?? ???????????? ??, ????, ??????? ?? ???????????? ?? ?????? ???????????? ?? ????