Y add 66.8 add mul -6.93 x_1 add mul -8.84 x_2 mul -0.19 pow2 add -83.30000000000001 mul -1.1 div pow3 add 0.8200000000000001 mul -0.187 x_0 div abs add -8.52 mul 10.600000000000001 x_3 inv add -0.431 mul 8.94 x_1