Discrete category
From HandWiki
This category corresponds roughly to MSC {{{id}}} {{{title}}}; see {{{id}}} at MathSciNet and {{{id}}} at zbMATH.
A category in which the only morphisms are the identity morphisms associated to each object.
References
- [1] S. MacLane, "Categories for the working mathematician", Graduate Texts in Mathematics 5, Springer (1971) ISBN 0-387-98403-8
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