Y add -55.0 add sub mul 6.17 div abs add -5.0 mul 69.10000000000001 x_3 x_4 mul -0.928 x_1 mul 3.66 mul pow3 add -8.4 mul -0.81 mul x_2 cos add 8.620000000000001 mul -0.619 div sqrt add 38.900000000000006 mul -0.511 x_2 x_0 x_3