Last Updated :2025/12/05

discrete category

Noun
Japanese Meaning
全ての射が恒等射のみである圏。つまり、各対象はその対象自身からの射(恒等射)以外の射を持たない。
What is this buttons?

函手を導入する際、教授はしばしば離散圏を明確な例として用います。離散圏はすべての射が恒等射である圏です。

plural

Quizzes for review

(category theory) A category whose morphisms are all identity morphisms.

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discrete category

When introducing functors, professors often use the discrete category as a clear example because it has only identity morphisms.

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When introducing functors, professors often use the discrete category as a clear example because it has only identity morphisms.

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