常识“返衰术”是什么意思，起源、典故、生平简介及释义-历史文化

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常识	返衰术
释义	返衰术古代算学术语。又作反衰术。《九章算术》第三章给出的按所配比率的倒数解配分比例问题的算法。其思想为将分数比率化为整数比率而用衰分术求解，所谓“动者为不动者衰”，即是。
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