نتيجه ى اين اينه كه اثر موجى كوانتومى بايد به صفر برسه، اين اثر وقتى اتم ها با هم برخورد مى كنند محو ميشه. 
The implication of that is that the wave function has to go to zero, it has to vanish when the helium atoms touch each other. 