Y add -13.700000000000001 sub mul -9.0 x_7 sub mul -58.900000000000006 sin add 1.04 mul -0.482 x_0 mul -7.3500000000000005 div x_1 sub mul -0.5 x_2 sub mul 73.4 div div sin add -2.5 mul 59.7 x_8 add add mul -8.58 x_3 mul 7.43 inv add 13.4 mul -0.451 div exp add mul -0.21 x_4 mul -0.913 x_5 x_4 mul 8.57 x_3 x_2 mul -0.991 x_6