Y add 9.83 mul abs add 4.19 mul 70.0 x_4 add add mul 2.33 pow2 add 0.117 mul -4.47 x_0 add mul 26.5 x_0 add mul 0.218 pow3 add 6.1000000000000005 mul 0.996 x_4 add sub mul -0.523 x_2 mul 2.6 x_3 mul -0.40900000000000003 x_1 mul -0.157 x_1