Timeline for Do the signs in Puppe sequences matter?
Current License: CC BY-SA 2.5
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| when toggle format | what | by | license | comment | |
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| Nov 18, 2009 at 3:56 | comment | added | Greg Stevenson | This is basically what I was going to post - for more detail you can look at my answer in the context of the homotopy and derived categories of abelian groups here - mathoverflow.net/questions/4653/… | |
| Nov 18, 2009 at 3:49 | history | answered | Mariano Suárez-Álvarez | CC BY-SA 2.5 |