表达式4: "R" Subscript, "a" "n" "d" "s" , Baseline equals random left parenthesis, left bracket, 1 , 2 , 3 , right bracket , "S" , right parenthesisRands=random1,2,3,S
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表达式5: "f" left parenthesis, "P" Subscript, 0 , Baseline , left bracket, 1 , ... , "S" , right bracket , right parenthesisfP0,1,...,S
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表达式6: "P" Subscript, 0 , Baseline equals left parenthesis, negative 0.2 3 4 , 0.0 0 7 , right parenthesisP0=−0.234,0.007
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表达式7: "l" Subscript, "i" "n" "e" , Baseline left parenthesis, "A" , "B" , "t" , right parenthesis equals "A" plus "t" times left parenthesis, "B" minus "A" , right parenthesislineA,B,t=A+t·B−A
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表达式8: "f" left parenthesis, 5 , right parenthesisf5
