Y add -59.7 div div x_2 sub mul 0.182 mul x_4 log add 25.900000000000002 mul -6.28 x_2 sub mul 6.18 div inv add 8.43 mul 44.400000000000006 x_1 inv add -0.975 mul -5.6000000000000005 x_0 mul -0.011 exp add 0.884 mul 0.47700000000000004 x_3 x_1