COMPLEJIDAD ESISOMORFO

                                                                         //O(1)
    private boolean esIsomorfo(NodoBin<T> r1, NodoBin<T> r2){//T=3+MAX(1,0)+3+MAX(1,0) = 8
        if(r1==null && r2==null)                                                //3+MAX
            return (true);                                                      //1
        if(r1==null || r2==null)                                                //3+MAX
            return (false);                                                     //1
        return (esIsomorfo(r1.getIzq(),r2.getIzq())&&esIsomorfo(r1.getDer(),r2.getDer()));//7
    }
T=3+MAX(1,0)+3+MAX(1,0) = 8

T=8

O(1)