Y add 0.47800000000000004 div mul div pow2 add -31.700000000000003 mul 0.843 x_0 mul x_3 x_1 sub mul -89.2 div add mul 2.39 abs add -0.639 mul 0.679 x_3 mul -1.7 mul exp add -2.83 mul 21.900000000000002 x_0 x_1 x_2 mul -0.549 x_2 x_4