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EntityQ620006· pop 8· linked from 143 articles

two ordered sets X,Y are said to have the same order type just when they are order isomorphic, that is, when there exists a bijection f: X → Y such that both f and its inverse are strictly increasing

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Article · 日本語

数学でいう順序型(じゅんじょがた、order type)とは、全順序集合同士の "形" を比較するために、その構造のみに注目することによって得られる概念である。

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