表达式8: "u" Subscript, 1 , Baseline equals random left parenthesis, "n" plus 1 , right parenthesisu1=randomn+1
8
表达式9: "u" Subscript, 2 , Baseline equals random left parenthesis, "n" plus 1 , right parenthesisu2=randomn+1
9
表达式10: "u" Subscript, 3 , Baseline equals random left parenthesis, "n" plus 1 , right parenthesisu3=randomn+1
10
表达式11: "f" Subscript, 1 , Baseline left parenthesis, "x" , floor left parenthesis, "u" Subscript, 1 , Baseline plus "p" , right parenthesis , right parenthesis minus "a" left brace, 0 less than or equal to "x" less than or equal to StartFraction, "n" Over "s" , EndFraction , right bracef1x,flooru1+p−a0≤x≤ns
11
表达式12: "f" Subscript, 2 , Baseline left parenthesis, "x" , floor left parenthesis, "u" Subscript, 2 , Baseline plus "p" , right parenthesis , right parenthesis plus "a" left brace, 0 less than or equal to "x" less than or equal to StartFraction, "n" Over "s" , EndFraction , right bracef2x,flooru2+p+a0≤x≤ns
12
表达式13: "f" Subscript, 3 , Baseline left parenthesis, "x" , floor left parenthesis, "u" Subscript, 3 , Baseline plus "p" , right parenthesis , right parenthesis plus "a" left brace, 0 less than or equal to "x" less than or equal to StartFraction, "n" Over "s" , EndFraction , right bracef3x,flooru3+p+a0≤x≤ns
13
表达式14: "f" Subscript, 3 , Baseline left parenthesis, "x" , floor left parenthesis, "u" Subscript, 3 , Baseline plus "p" , right parenthesis , right parenthesis minus "a" left brace, 0 less than or equal to "x" less than or equal to StartFraction, "n" Over "s" , EndFraction , right bracef3x,flooru3+p−a0≤x≤ns
