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Results tagged with abelian-categories
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user 310
11
votes
Accepted
Is the chain homotopy category, K(Ab), an Abelian category? By Ab, I mean the category of A...
You might want to have a look at my answer to this question.
- 8,681
10
votes
Abelian category which is not well-powered
In Appendix C (Corollary C.3.3 to be precise) of Neeman's book "Triangulated Categories" an example of an abelian category which is not well-powered is given.
The actual counterexample is given by $A …
- 8,681