Y add 9.600000000000001 add add sub sub add mul -2.46 x_5 mul -0.901 inv add 4.14 mul 0.41100000000000003 x_6 mul -3.3200000000000003 cos add 5.66 mul 0.633 x_3 mul -1.08 x_1 mul 1.45 x_2 mul 0.064 mul x_0 x_4