Y add 0.8270000000000001 mul x_0 add add mul 0.373 mul x_1 x_3 mul -9.600000000000001 tan add 3.88 mul 0.786 x_2 mul -0.445 mul pow3 add 0.9550000000000001 mul -0.5670000000000001 mul x_2 x_3 add mul 31.6 x_4 mul 9.89 x_0