Akm = {{2, 0, (-5)*((1/(sqrt(21)))*((sqrt(5))*(Ma2u1) + (-4)*(Ma2u2) + (4)*(Meu1)))} , 
       {4, 0, (1/2)*((sqrt(3/7))*((8)*((sqrt(5))*(Ma2u1)) + (-11)*(Ma2u2) + (18)*(Meu1)))} , 
       {4,-3, (I)*((sqrt(3/2))*((2)*(Ma2u1) + (-1)*((sqrt(5))*(Ma2u2))))} , 
       {4, 3, (I)*((sqrt(3/2))*((2)*(Ma2u1) + (-1)*((sqrt(5))*(Ma2u2))))} }