Last Updated:2025/12/05
(algebra) A set of algebraic structures (which are part of a concrete category; e.g., modules) and a set of morphisms between them (e.g., module homomorphisms) which all together form a small category which is the image of a covariant functor whose domain is a directed poset.
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direct system
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Source Word
direct system
Noun
Japanese Meaning
(代数学において)有向順序集合を定義域とする共変関手の像として得られる、具体的な圏内の代数構造(例:加群)とそれらの間の射(例:加群準同型)からなる小さな圏を指す。
( plural )