Last Updated
：2025/11/23
initial object
Noun
Japanese Meaning
（圏論において）ある圏の中で、任意の対象へ一意な射を持つ特殊な対象。つまり、すべての対象に向かう射が一意に定まる対象を指す。
（ plural ）
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(category theory) An object within a category which sends out arrows to all other objects in that category, and such that each of these arrows is unique.
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initial object
An initial object in a category has a unique morphism to every other object, so finding one often simplifies many proofs.
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An initial object in a category has a unique morphism to every other object, so finding one often simplifies many proofs.
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