運算式 9: "y" Subscript, 1 , Baseline tilde "a" Subscript, 1 , Baseline sine left parenthesis, "b" Subscript, 1 , Baseline "x" Subscript, 1 , Baseline , right parenthesisy1~a1sinb1x1
9
運算式 10: "y" Subscript, 2 , Baseline tilde "a" Subscript, 2 , Baseline sine left parenthesis, "b" Subscript, 2 , Baseline "x" Subscript, 2 , Baseline , right parenthesisy2~a2sinb2x2
10
運算式 11: "y" Subscript, 3 , Baseline tilde "a" Subscript, 3 , Baseline sine left parenthesis, "b" Subscript, 3 , Baseline "x" Subscript, 3 , Baseline , right parenthesisy3~a3sinb3x3
11
運算式 12: "y" Subscript, 4 , Baseline tilde "a" Subscript, 4 , Baseline sine left parenthesis, "b" Subscript, 4 , Baseline "x" Subscript, 4 , Baseline , right parenthesisy4~a4sinb4x4
12
運算式 13: "a" Subscript, 5 , Baseline equals StartFraction, left parenthesis, "a" Subscript, 1 , Baseline plus "a" Subscript, 2 , Baseline plus "a" Subscript, 3 , Baseline plus "a" Subscript, 4 , Baseline , right parenthesis Over 4 , EndFractiona5=a1+a2+a3+a44
13
運算式 14: "b" Subscript, 5 , Baseline equals StartFraction, left parenthesis, "b" Subscript, 1 , Baseline plus "b" Subscript, 2 , Baseline plus "b" Subscript, 3 , Baseline plus "b" Subscript, 4 , Baseline , right parenthesis Over 4 , EndFractionb5=b1+b2+b3+b44
14
運算式 15: "y" equals "a" Subscript, 5 , Baseline sine left parenthesis, "b" Subscript, 5 , Baseline "x" , right parenthesisy=a5sinb5x
15
運算式 16: StartFraction, 2 pi Over "b" Subscript, 5 , Baseline , EndFraction2πb5
