Timeline for Is there a (relevant) framework in which "$\mathrm{GL}_m \times \mathrm{GL}_n = \mathrm{GL}_{m+n}$"?
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| 14 hours ago | comment | added | LSpice | Probably such a product should respect split reductive groups, where it would become an operation on Dynkin diagrams such that $\mathsf A_{n - 1} \star \mathsf A_{m - 1}$ equals $\mathsf A_{n + m - 1}$. So perhaps one could look for such an operation? | |
| 18 hours ago | history | asked | Adrien Zabat | CC BY-SA 4.0 |