Timeline for Künneth theorem in a simple context
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
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| Nov 3, 2022 at 14:22 | comment | added | user43326 | Presumably you can find reference somewhere, but I don't know where. Yes, the Kunneth theorem is just the case when the spectral sequence degenerates. Just consider spectral sequences as a generalizaion of long exact sequences, and see what you can do with an appropriate long exact sequence when $N=2$ (and what gets messed up by torsion). | |
| Nov 2, 2022 at 0:48 | comment | added | Mohammad Farajzadeh-Tehrani | Is this spectral sequence discussed somewhere? Is it possible to prove Kunneth theorem using that? | |
| Nov 1, 2022 at 9:24 | comment | added | user43326 | In general you won't get an isomorphism (for the reason you mentioned) but just a spectral sequence. | |
| Oct 28, 2022 at 18:43 | history | edited | LSpice | CC BY-SA 4.0 |
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| Oct 28, 2022 at 18:39 | history | asked | Mohammad Farajzadeh-Tehrani | CC BY-SA 4.0 |