Y add 39.900000000000006 sub mul -79.4 x_2 add mul 0.906 x_6 sub mul 15.100000000000001 mul sub mul 0.604 x_3 sub mul 5.09 x_5 mul -0.864 x_5 x_4 mul -0.47100000000000003 mul div x_0 x_1 mul x_6 cos add -27.900000000000002 mul 8.21 mul x_6 inv add 0.626 mul 1.28 x_0