Y add 0.843 sub mul 0.136 pow2 add 9.450000000000001 mul 27.8 x_0 mul 19.900000000000002 mul inv add -0.308 mul 5.8 div x_2 cos add 43.1 mul 0.853 x_4 mul mul x_1 x_3 div pow3 add -8.11 mul -2.24 x_3 x_2