Y add -0.047 add mul -1.05 x_2 sub mul -8.18 mul div exp add -0.9540000000000001 mul 21.0 x_0 inv add 0.093 mul 1.75 x_7 div log add 4.05 mul 0.616 x_8 div sub add mul -20.5 x_6 sub mul -8.71 x_1 mul -2.7 x_5 mul -0.75 x_8 sub mul -0.34 x_4 mul 0.10200000000000001 x_3 mul -3.29 x_2