Y add 0.16 mul x_2 div div mul x_0 sub mul -87.9 x_4 mul -79.30000000000001 exp add 0.354 mul -86.60000000000001 mul inv add -60.900000000000006 mul -4.57 x_2 x_3 exp sub mul -0.062 x_1 mul -4.95 x_2 inv add -9.96 mul 4.7700000000000005 x_3