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)*((-2)*((sqrt(3))*(Ma2u1)) + (sqrt(15))*(Ma2u2))} , 
       {4, 3, (1/2+1/2*I)*((-2)*((sqrt(3))*(Ma2u1)) + (sqrt(15))*(Ma2u2))} }