Y add 0.08600000000000001 sub mul 0.168 x_4 sub sub mul -0.5750000000000001 x_3 add mul 3.04 x_0 mul -0.163 mul abs add 7.18 mul -0.647 x_1 x_3 mul 0.66 mul x_2 sin add 6.5200000000000005 mul 0.134 x_4