Y add 9.44 sub mul -0.324 x_1 sub mul 3.64 div div inv add -0.34800000000000003 mul -10.600000000000001 x_2 x_0 pow3 sub mul 0.321 cos add 1.72 mul -0.876 x_1 mul -0.92 inv add -5.33 mul -0.154 x_2 mul -3.72 x_3