Y add -0.809 add mul 4.04 div div sub mul -0.42 cos add mul 84.9 x_7 mul 0.406 x_1 sub mul -93.7 x_4 mul -0.729 inv sub sub mul -0.9 x_6 mul -2.91 x_5 mul 0.436 x_2 cos add 0.449 mul -0.28700000000000003 x_4 x_3 mul -82.7 x_0