Y add -0.98 add mul 45.1 x_6 sub mul 0.37 mul x_7 x_8 mul 22.8 mul mul sub mul 0.787 x_5 sub mul -27.400000000000002 x_0 add mul -27.0 x_4 mul 71.60000000000001 x_2 x_1 div x_0 sub mul -0.398 exp add 2.2600000000000002 mul 0.803 x_4 mul -83.5 x_3