Publication details

Injective hulls are not natural

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Authors

ADÁMEK J. HERRLICH H. ROSICKÝ Jiří THOLEN W.

Year of publication 2002
Type Article in Periodical
Magazine / Source Algebra Universalis
MU Faculty or unit

Faculty of Science

Citation
Field General mathematics
Keywords injective object; injective hull
Description In a category with injective hulls and a cogenerator, the embeddings into injective hulls can never form a natural transformation, unless all objects are injective.
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