Y add -0.663 add sub mul 0.656 mul add mul 6.96 x_4 mul -3.06 div x_2 div add mul -2.48 mul x_1 div pow3 add -0.457 mul 1.81 x_5 add mul 0.273 x_3 mul 71.4 x_4 mul -1.6500000000000001 x_0 x_7 pow2 add 0.309 mul -0.936 x_3 mul 0.588 log add 7.6000000000000005 mul 0.015 x_8 mul -8.74 mul x_6 x_7