Y add 0.527 sub mul 0.47000000000000003 mul div exp add 0.521 mul 83.9 x_4 mul x_1 exp add -0.097 mul 1.62 x_0 abs add 17.3 mul 20.3 x_2 mul -0.245 abs add -1.8900000000000001 mul 60.900000000000006 x_3