Y add 76.60000000000001 sub mul -9.370000000000001 inv add 0.443 mul -0.641 x_0 mul -0.933 cos sub mul 0.127 cos add -62.800000000000004 mul -1.35 x_1 mul 6.63 pow3 add -0.7030000000000001 mul -0.783 x_0