常识“今有术”是什么意思，起源、典故、生平简介及释义-历史文化-旅客吧

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常识	今有术
释义	今有术古代算学术语，即今之比例算法，传入印度和西方后称为三率法。《九章算术》粟米章提出：“今有术曰：以所有数乘所求率为实。以所有率为法。实如法而一。”魏刘徽说：“此都术也。”任何数学问题，包括衰分、均输、盈不足、方程、勾股测望，以及若干算术杂题，乃至面积、体积问题等等，“诚能分诡数之纷杂，通彼此之否塞，因物成率，审辨名分，平其偏颇，齐其参差，则终无不归于此术也”。
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