Y add 3.18 add mul 0.88 div mul exp add -66.3 mul -4.54 x_0 mul abs add -8.21 mul -3.7600000000000002 x_3 pow3 add 49.400000000000006 mul -26.8 x_1 pow2 add 20.1 mul -0.306 x_0 mul -59.900000000000006 x_2