Last Updated
：2025/11/21
morphism
Noun
Japanese Meaning
カテゴリー論における対象間の「射」。すなわち、数学的対象の間の写像を一般化した概念であり、構造を保存することが求められる。
Sense（1）
（ plural ）
Quizzes for review
(mathematics, category theory) (formally) An arrow in a category; (less formally) an abstraction that generalises a map from one mathematical object to another and is structure-preserving in a way that depends on the branch of mathematics from which it arises.
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morphism
In the category of sets, every injective morphism can be identified with a one-to-one function between sets.
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In the category of sets, every injective morphism can be identified with a one-to-one function between sets.
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