Y add 0.227 add mul -40.300000000000004 x_2 mul -0.223 mul add mul -0.388 inv add -0.537 mul -1.79 x_3 mul 61.2 x_3 sub mul -3.87 mul x_1 div exp add 74.60000000000001 mul -0.84 x_4 pow3 add -6.75 mul 0.661 x_3 mul 9.24 x_0