Timeline for What is the difference between homology and cohomology?
Current License: CC BY-SA 2.5
3 events
| when toggle format | what | by | license | comment | |
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| Sep 26, 2021 at 17:13 | history | made wiki | Post Made Community Wiki by Stefan Kohl♦ | ||
| Apr 11, 2010 at 14:32 | comment | added | Daniel Moskovich | To give another link, the key point there, perhaps, is the existence of the cap product on cohomology, explained also at en.wikipedia.org/wiki/Cup_product#Interpretation | |
| Apr 10, 2010 at 5:27 | history | answered | Kevin H. Lin | CC BY-SA 2.5 |