Y add 0.767 sub add mul 26.1 abs add -0.5650000000000001 mul -5.0600000000000005 x_4 mul 13.9 mul x_0 mul sub mul 0.88 x_2 mul -5.2700000000000005 x_3 sub mul -65.60000000000001 x_4 mul -42.0 x_1 mul -0.41500000000000004 x_0