Y add 87.0 sub mul -0.495 div mul x_0 sub mul -81.80000000000001 div mul sub mul 71.0 x_4 mul 0.544 div x_2 x_6 x_4 x_5 mul -76.4 x_6 inv add 12.200000000000001 mul 3.7600000000000002 x_8 mul -0.636 mul div add mul 9.83 x_3 sub mul -0.993 x_7 mul 2.7 x_0 x_1 x_2