Y add -0.101 mul x_3 mul x_4 add mul 0.28400000000000003 div log add 97.9 mul 0.3 x_2 mul div tan add mul 0.504 x_4 mul -0.229 mul x_4 abs add 0.9410000000000001 mul 0.67 x_2 x_4 exp add -0.4 mul -0.28800000000000003 x_1 mul 0.974 x_0