Y add -29.700000000000003 div div x_1 div sub mul 0.9570000000000001 pow3 add 0.929 mul 56.0 div add mul 84.4 x_2 mul 1.35 exp add -50.800000000000004 mul -2.74 x_1 x_1 mul 31.0 x_0 cos add -0.165 mul -5.13 x_1 cos add 2.54 mul -0.343 x_0