Y add -0.188 sub sub mul -80.30000000000001 div inv add 7.99 mul -4.75 x_2 div add mul 42.7 x_1 mul -0.761 cos add -6.03 mul -8.950000000000001 x_1 x_1 add mul -0.506 x_2 mul 45.1 x_0 mul -65.5 pow2 add 42.300000000000004 mul 3.98 x_0