Y add 12.8 sub mul -4.33 mul x_0 sub mul 57.400000000000006 abs add -79.10000000000001 mul -9.51 x_3 add mul -91.7 pow2 add mul 6.9 x_1 mul 6.41 exp add -0.49 mul 0.9 x_2 mul -5.8 x_4 mul -0.47200000000000003 x_1