Timeline for What is a cup-product in group cohomology, and how does it relate to other branches of mathematics?
Current License: CC BY-SA 4.0
9 events
| when toggle format | what | by | license | comment | |
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| Aug 31, 2021 at 14:03 | history | edited | Martin Sleziak | CC BY-SA 4.0 |
http -> https (the question was bumped anyway)
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| Aug 31, 2021 at 13:54 | history | edited | Ben Webster♦ | CC BY-SA 4.0 |
added 2 characters in body
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| Feb 24, 2019 at 14:13 | comment | added | Praphulla Koushik | Thanks for your answer... +1... can you please say little more (1/2 lines) about "Almost anything anyone ever calls cohomology is Ext of something with something," Can you give small example if possible... How does one should see derham cohomology as Ext of something with something? | |
| Feb 4, 2015 at 17:39 | history | edited | David White | CC BY-SA 3.0 |
Texified because it was on the front page anyway
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| Oct 15, 2009 at 23:24 | history | edited | Ben Webster♦ | CC BY-SA 2.5 |
added 85 characters in body
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| Oct 15, 2009 at 22:50 | vote | accept | Akhil Mathew | ||
| Oct 15, 2009 at 22:50 | vote | accept | Akhil Mathew | ||
| Oct 15, 2009 at 22:50 | |||||
| Oct 15, 2009 at 22:49 | comment | added | Reid Barton | Is en.wikipedia.org/wiki/… under "Yoneda splices" what you had in mind? | |
| Oct 15, 2009 at 22:34 | history | answered | Ben Webster♦ | CC BY-SA 2.5 |