Timeline for Why is Khovanov homology considered a 'categorification'?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 19, 2017 at 7:59 | vote | accept | Mtheorist | ||
| Jun 19, 2017 at 7:58 | vote | accept | Mtheorist | ||
| Jun 19, 2017 at 7:58 | |||||
| Jun 18, 2017 at 15:15 | answer | added | Arun Debray | timeline score: 12 | |
| Jun 18, 2017 at 14:48 | comment | added | Mike Shulman | Categorification is not really meant in that sense. Rather it means that while the Jones polynomial is an element of a set, namely the set of polynomials, the Khovanov homology is an object of a category, namely the category of graded abelian groups (or, better, some derived category of chain complexes). | |
| Jun 18, 2017 at 14:39 | history | asked | Mtheorist | CC BY-SA 3.0 |