Y add -8.98 div div tan add 0.797 mul -15.700000000000001 div x_0 x_0 add sub mul 0.47200000000000003 abs add -0.337 mul -5.21 x_3 mul -4.91 cos sub mul 1.41 x_2 mul 9.620000000000001 x_0 mul -51.1 mul x_1 inv add -9.57 mul 22.3 x_3 x_0