Y add 8.11 add mul -0.851 cos sub mul -86.5 x_3 mul -2.69 x_0 sub mul -40.800000000000004 div x_2 sub mul 0.08 cos add 47.6 mul 38.800000000000004 x_1 mul 78.9 mul abs add -43.1 mul 29.700000000000003 x_3 x_1 mul -4.67 x_4