Y add 2.04 div mul pow2 add -0.925 mul -9.39 x_2 pow3 add -71.8 mul 4.58 div x_3 x_1 mul sub mul -1.3 x_4 mul 4.0600000000000005 x_0 div abs add 0.632 mul 9.39 mul abs add -0.6950000000000001 mul 0.73 x_2 x_1 x_2