Y add -0.781 sub mul -4.74 x_1 sub mul -4.48 x_4 mul 71.10000000000001 div mul abs add mul -85.30000000000001 x_0 mul 2.27 pow3 add 8.870000000000001 mul -87.10000000000001 x_0 mul x_3 log add 93.10000000000001 mul 0.741 mul x_2 pow2 add -0.551 mul 0.59 x_1 x_1