??? ?????? ?????? ???? ?? ????? ??? ???? ????, ???? ????? ????? ?? ?????? ????? ???? ????? ????? ???? ????? ?????? ?????? ???? ????. ???? relaxation} ???? ??? ???? ?????? ??????. ??? ??, ????? ???? ?? ???????. ??? ?? ?????? ?? ????? ??? ???? ?????. ??? ??? ?????. ??? ??? ???? ?????. ????? ????? ?????? ?????? ??? ???? ??? ??? ??????. ????