Y add -6.390000000000001 div x_3 add mul -1.7000000000000002 div mul sub mul 5.0 x_2 mul 1.1500000000000001 cos add 0.36 mul -7.2 x_4 x_2 mul sub sub mul 5.26 x_0 mul -3.1 pow2 add 90.0 mul 8.66 x_1 mul 3.61 x_6 x_4 add mul -0.111 x_5 mul -0.25 x_6