Y add -3.27 sub mul 0.72 mul x_0 x_6 sub mul 83.5 x_4 sub mul 0.661 div x_0 x_2 sub mul 0.263 x_3 add mul 12.700000000000001 inv add mul 0.197 cos add -0.729 mul 5.54 x_1 mul -9.78 x_7 mul 0.991 div inv add 59.1 mul 5.29 x_7 cos add -75.4 mul 5.0600000000000005 x_5