Last Updated
：2025/11/30
Kan extension
Noun
Japanese Meaning
関手の拡張：カテゴリ理論において、関数の定義域の拡張という概念を一般化した構成。 / Kan拡張：関数の定義域を拡大する概念に基づき、より抽象的な枠組みでその操作を扱うための構成
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（ plural ）
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(category theory) A construct that generalizes the notion of extending a function's domain of definition.
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Kan extension
In many problems of category theory, the Kan extension provides a systematic method for extending a functor along a given functor.
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In many problems of category theory, the Kan extension provides a systematic method for extending a functor along a given functor.
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