奥卡姆剃刀原则
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* Occam's razor [1]_
* William of Ockham [2]_

奥卡姆剃刀原则::

    Entities should not be multiplied without necessity.
    如无必要，勿增实体。





.. [1] https://en.wikipedia.org/wiki/Occam%27s_razor
.. [2] https://en.wikipedia.org/wiki/William_of_Ockham