??? ????????, ??? ? ??? ????? ????????? ??????? ????????? ?? ?????, ????? ?? ???????? ??????, ? ???? ???? ?? ???????? ??????????????? ?? ????? ????, ? ??? ??? ????? ????? ????????? ??? ??????-?????? ?? ?????.Numerically, the variety 7 can be a prime variety which will only be divided by one and by itself, incorporating a uniqueness that encourages