Y add -0.755 add mul -14.5 mul div sqrt add 3.9 mul 0.401 x_4 mul x_1 mul add add mul -17.900000000000002 x_8 mul 0.5660000000000001 x_0 mul 9.96 x_6 div cos add 0.298 mul 3.3200000000000003 x_5 cos add -0.982 mul -0.378 x_3 x_2 mul -0.47700000000000004 exp add -1.68 mul 2.04 x_7