Timeline for Methods for finding complex for subobjects of homology
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| Mar 19, 2021 at 17:21 | comment | added | Bertram Arnold | Maps in the derived category, i.e. replace $C'$ and $C$ by chain complexes of projective/injectives, shift the source by $p+q$ and take chain homotopy classes of chain maps. | |
| Mar 19, 2021 at 14:39 | comment | added | KKD | Thanks for your detailed answer. At least interesting arguments! What is $\mathcal{D}(C'[p+q],C)$? | |
| Mar 18, 2021 at 23:59 | history | answered | Bertram Arnold | CC BY-SA 4.0 |