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Nov 23, 2019 at 21:38 comment added Ivan Di Liberti I am not an expert, but I liked this MO question: mathoverflow.net/questions/8134/…
Nov 23, 2019 at 18:58 comment added Spencer Dembner Thanks! I take it from this question (mathoverflow.net/questions/5378/… ) that having enough projectives rules out some common Abelian categories. Are there other natural ones which do have enough projectives?
Nov 23, 2019 at 8:52 history edited Ivan Di Liberti CC BY-SA 4.0
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Nov 23, 2019 at 8:47 history answered Ivan Di Liberti CC BY-SA 4.0