Y add -2.0300000000000002 add sub mul -0.66 x_4 mul -0.7000000000000001 div x_3 add mul -0.545 div sub mul 26.700000000000003 div div x_7 x_2 x_5 sub sub mul 81.4 inv add -8.6 mul 0.384 x_1 mul 82.80000000000001 div x_8 x_0 mul -0.618 pow3 add -3.3200000000000003 mul 78.80000000000001 div x_5 x_3 x_2 mul 0.504 x_6 mul 4.09 x_8