Y add 0.54 div div add mul -28.1 x_4 mul 0.6980000000000001 div mul add add mul -2.21 exp add -35.1 mul 4.11 x_3 mul -0.5720000000000001 x_2 mul -0.75 x_5 x_5 div sub mul -0.382 div x_8 sub mul 0.748 x_1 mul 0.794 x_6 mul 28.200000000000003 x_3 x_3 x_0 div x_1 x_7