Timeline for How can I define the product of two ideals categorically?
Current License: CC BY-SA 2.5
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| Oct 22, 2022 at 6:11 | comment | added | Z. M | I want to add that this sort of construction does not adapt to derived categories: $D(R/I)$ is not a full subcategory of $D(A)$. It is also unclear what the product of two (quasi-)ideals is in derived geometry. | |
| Nov 8, 2010 at 19:50 | history | answered | Martin Brandenburg | CC BY-SA 2.5 |