Y add -0.766 add mul -7.09 x_1 sub mul 0.8160000000000001 div x_7 mul mul sub mul -60.300000000000004 x_2 mul 8.540000000000001 mul x_8 add mul 70.0 div sub mul -0.771 x_5 mul 0.382 x_6 mul x_5 x_3 mul 0.59 x_0 exp add -78.10000000000001 mul -0.14400000000000002 x_4 exp add -2.38 mul -16.3 mul x_0 x_8 mul 0.626 x_3