Hamiltonian of magnons system was simplified by the second quantization method presented by Holstein and Primakoff. The nonlinear interactionterm of Hanitltonian was dealt with by mean theory.
Many authors prefer the term "association" to the term "community" in order to stress the looseness of the interaction.
许多作者更喜欢用“协会”而不是“社区”这个词来强调这种相互作用的松散性。
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In the nearer term, this development could greatly assist the study of diseases, like schizophrenia and Huntington's, that result from vesicle-cell interaction failure.