???? ??? ????? ???????? ???????? ?????? ???? ?????? ???????? ????????
الكلمات المفتاحية:
????? ???? ????? ? ???????? ???????? ? ????? ???? ?????- ????? ???? ????? ??????الملخص
???? ??? ????? ??? ????? ???? ???????? ???????? ????????? ??? ???? ???? ?????? ????? ???????? ???????? ???????? ????? ?? ????? ?? ???? ?? ?????? ???????? ?? ???? ??? ???? ???? ?????? ???????? ??? ????? ?? ???? ???? ????? ???? ?????? ??? ???? ???? ????? ???? ?????? ?????? ?? ??????? ????? ???? ???????? ??? ???? ?? ??? ?????? ???????? ??? ?? ??? ?????? ??????? ??????? ? ???? ( 1.3 2, =? ). ???? ????? ??????? ??????? ?????? v=2,b=1)/ v=1,b=4 / (v=b=3 ? ???? ?? ?????? ???? ??? ???? ?????? ????? ???????? ??? (?=0.1 ,0.3 ,0.5 ,0.7 ,0.9)? ??????? ???? ??????n=(10,25,50,75,100) ??????? 1000 ???. ??? ??? ?????? ??????? ?????? ???? ???????? ???????? (a. t_1=1,t_2=3 / b.t_1=2,t_2=5 )? ????????? ????? ??? ?????? ???? ???????? ???? ?????? ??? ????? ??????? ?????? ?????? ???????? ????????. ???? ????? ?? ?????? ?????? ?? ?????? ????? ??? ?.