Y add -0.896 div x_0 sub mul -6.390000000000001 div x_3 div mul x_2 pow2 add -79.0 mul -0.004 mul x_2 x_4 pow3 add 0.863 mul -24.700000000000003 x_3 mul -21.200000000000003 mul x_1 inv add 0.788 mul 0.463 x_3