Y add -4.5200000000000005 add sub mul -6.96 x_3 mul -67.8 mul x_5 x_4 add mul 0.441 exp add 22.5 mul -65.2 mul exp add -28.400000000000002 mul 3.18 x_3 x_2 mul 37.9 div mul x_1 x_0 sub mul -0.273 x_2 mul 3.79 x_6