Y add 0.457 add add add mul 9.25 pow2 add -2.43 mul -84.5 x_3 sub mul -0.438 x_1 mul 0.094 x_2 mul 0.223 pow3 add 39.5 mul -8.56 x_4 sub mul 0.639 div x_0 pow2 add 0.4 mul -6.45 x_5 mul 7.73 exp add -3.33 mul -6.890000000000001 x_6