Y add -0.8290000000000001 div sub sub mul 2.37 sin add 2.1 mul -76.4 x_2 mul 0.247 pow3 add 16.0 mul -40.0 x_3 mul 0.46900000000000003 x_4 sub add mul -8.94 x_4 sub sub mul 0.04 x_3 mul 0.5 x_0 mul -0.057 pow3 add -0.997 mul 53.5 x_1 mul -0.305 x_2