Y add 9.85 div div add add sub mul -0.578 x_5 mul -0.9 exp add 62.2 mul -0.065 div x_1 div x_4 x_0 mul 64.9 x_3 mul 6.5600000000000005 inv add 0.881 mul 16.1 x_3 exp add -0.15 mul 0.242 mul x_2 mul x_6 x_4 x_4