Y add 0.6900000000000001 add add mul -6.51 x_4 mul 0.176 div x_0 add add mul 6.04 x_1 mul -0.662 x_4 mul 35.800000000000004 div add mul 66.2 div tan add 9.82 mul 5.08 x_0 x_2 mul 7.57 exp add -0.2 mul -84.10000000000001 x_3 pow3 add 7.890000000000001 mul -87.7 x_4 mul 0.404 exp add 0.42 mul 0.443 x_4