Y add -0.992 sub add sub sub add mul -0.306 div sqrt add 8.93 mul 3.06 x_3 x_1 mul 0.5 x_3 add mul 5.09 x_0 mul -5.9 x_3 mul 0.9590000000000001 x_3 mul 0.189 x_2 add mul 9.81 x_2 mul 0.9450000000000001 x_4