Timeline for Hochschild cohomology of (generalizations) of Khovanov's arc algebra
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jan 11, 2020 at 16:24 | comment | added | Shaoyun Bai | That's possibly true, but it is know that the total rank of Hochschild cohomology of the ordinary arc algebra grows exponentially w.r.t. $n$. To compute the differentials, one needs to compute GW invariants inside some Hilbert scheme, and actually we need some precise information about curves avoiding a divisor. The extended version is some kind of FS category, whose HH* may not have nice "closed-string" cousins. | |
| Jan 11, 2020 at 4:59 | comment | added | YHBKJ | Is it possible to generalize the technique of Diogo-Lisi and compute symplectic cohomologies instead? | |
| Jan 10, 2020 at 8:00 | review | Close votes | |||
| Jan 12, 2020 at 9:00 | |||||
| Jan 9, 2020 at 23:54 | history | asked | Shaoyun Bai | CC BY-SA 4.0 |