Akm = {{2, 0, (5/21)*((sqrt(21))*(Ma2u2) + (2)*((sqrt(14))*(Meu1)))} , 
       {4, 0, (3/14)*((2)*((sqrt(21))*(Ma2u2)) + (-3)*((sqrt(14))*(Meu1)))} , 
       {4, 3, (-3/2+-3/2*I)*((sqrt(3))*(Ma2u1))} , 
       {4,-3, (3/2+-3/2*I)*((sqrt(3))*(Ma2u1))} }