Y add 2.0 sub mul -1.6500000000000001 abs add 6.47 mul 0.678 x_3 add add sub mul -3.83 x_2 mul -1.6 mul x_1 exp add -16.8 mul 2.08 x_0 add sub mul -5.16 x_1 mul 2.3000000000000003 x_4 mul 75.3 pow2 add 0.427 mul 9.05 x_4 mul -0.26 cos add 56.6 mul 12.5 x_5