Last Updated
：2025/11/30
subobject classifier
Noun
Japanese Meaning
カテゴリー理論における部分対象分類子とは、各部分対象を特徴付ける分類射の余射（codomain）として機能し、その対象に「真」を示す全域要素が存在するオブジェクトを指す。
（ plural ）
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(category theory) An object which serves as the codomain of a classifying morphism, together with a true
global element of the said object.
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subobject classifier
In many toposes, the subobject classifier identifies which subobjects of an object correspond to characteristic morphisms into it.
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In many toposes, the subobject classifier identifies which subobjects of an object correspond to characteristic morphisms into it.
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