Y add -19.400000000000002 add mul 0.047 inv add 0.04 mul -0.422 x_3 mul -7.75 mul mul add mul 0.674 x_1 mul -5.32 exp sub add mul -8.66 pow3 add 0.531 mul -0.9540000000000001 x_4 mul 2.9 x_0 mul 2.1 x_1 sub mul 0.674 x_2 mul -3.14 abs add 0.68 mul 3.4 x_0 x_4