Y add -0.873 sub mul 4.1000000000000005 pow2 add 91.0 mul 0.027 mul sin add 0.996 mul -0.9580000000000001 x_1 sub mul 2.12 x_3 mul 69.0 tan add 66.0 mul 21.8 x_4 mul -0.178 div add add mul 0.925 x_2 mul -9.0 x_1 mul -6.84 x_0 tan add 82.30000000000001 mul 2.23 x_2