Y add 0.68 mul exp add -5.34 mul 5.08 x_0 add sub mul 9.89 x_1 mul -0.788 mul x_3 abs add sub mul -5.51 x_3 mul -0.306 x_1 mul 4.03 abs add 55.0 mul -9.18 x_0 mul -0.773 exp add -8.120000000000001 mul 0.466 x_2