Y add -7.640000000000001 mul div div mul x_0 mul abs add -0.999 mul -0.919 x_5 mul sub mul -79.80000000000001 x_4 sub mul 0.41500000000000004 x_3 mul -51.300000000000004 x_1 mul x_6 sub mul 0.747 x_5 mul 53.900000000000006 x_5 x_2 exp add -0.64 mul 0.482 x_7 x_8