Last Updated：2025/11/30
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In the proof that products are symmetric, the commutativity of the relevant product diagrams depends critically on the twist morphism that provides the isomorphism swapping the two components.
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In the proof that products are symmetric, the commutativity of the relevant product diagrams depends critically on the twist morphism that provides the isomorphism swapping the two components.
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Related words
twist morphism
Noun
Japanese Meaning
カテゴリー理論におけるツイスト射。これは、同一の構成要素を持つが順序が逆になった2つの積（プロダクト）間の同型写像であり、対応する2つの積の図式が可換になるような写像を指す。
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