Y add 82.80000000000001 div mul abs add -0.664 mul -0.537 x_7 mul mul x_7 add mul 0.48 inv add mul 48.300000000000004 x_0 mul 5.88 x_6 mul -8.09 x_5 pow3 add -3.4000000000000004 mul 5.89 x_5 sub mul 54.0 mul x_2 sub mul -0.992 x_3 add mul -59.2 log add 94.60000000000001 mul -47.6 mul x_1 x_4 mul 0.27 x_2 mul 0.735 x_8