Y add 2.86 add mul -0.451 x_7 mul 3.49 div x_0 sub add mul 5.24 x_1 mul 3.2800000000000002 x_6 mul 0.268 div add mul 0.92 div sub sub mul 15.200000000000001 inv add -1.47 mul -9.21 x_3 mul 0.18 x_6 mul -6.73 div x_7 x_4 x_1 mul -43.400000000000006 sqrt add 50.6 mul -3.91 x_2 exp add -19.6 mul -0.742 x_5