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, (-1/2+-1/2*I)*((sqrt(3))*((2)*(Ma2u1) + (sqrt(5))*(Ma2u2)))} , 
       {4,-3, (1/2+-1/2*I)*((sqrt(3))*((2)*(Ma2u1) + (sqrt(5))*(Ma2u2)))} }