Y add -4.5600000000000005 sub mul -0.495 div div mul abs add 3.0 mul -0.646 x_8 pow2 add 7.01 mul -2.88 x_5 x_7 div x_4 add mul -7.79 x_0 mul 0.187 div x_6 add mul -0.165 x_3 mul 0.252 x_2 mul 3.93 tan add 0.504 mul -7.62 x_1