Y add 17.1 div add mul 89.60000000000001 div x_3 sub add mul -2.7600000000000002 exp add 41.5 mul -13.200000000000001 x_4 mul 7.5600000000000005 x_1 mul -7.26 cos add mul 5.2 x_2 mul -37.7 x_3 mul -8.74 x_3 cos add -5.92 mul 0.553 x_0