Y add 59.300000000000004 div div sub mul 15.600000000000001 div x_2 mul x_1 mul pow3 add 0.428 mul -6.79 div x_3 sqrt add 0.278 mul 0.113 x_3 x_4 mul -1.23 inv add 82.80000000000001 mul -6.55 x_2 x_2 inv add 5.33 mul 3.0100000000000002 x_0