Y add -0.499 mul sub mul 4.82 x_1 sub mul 0.03 mul x_6 x_3 sub mul 0.094 x_2 mul -78.80000000000001 pow2 add 0.191 mul 66.10000000000001 x_5 pow3 add mul -15.600000000000001 cos add 7.51 mul 0.02 mul x_2 x_4 mul -0.45 x_0