Timeline for Expression for the lattice operations on subspaces in Plucker embedding
Current License: CC BY-SA 4.0
3 events
| when toggle format | what | by | license | comment | |
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| Jun 20, 2018 at 22:37 | comment | added | Milo Brandt | @darijgrinberg That's mainly what I am looking for; I was hoping there might be something comparable to, for instance, extracting the multiple roots of a polynomial (or, more generally, computing a polynomial GCD) - that is, not a nice analytical formula, but a method of computation that at least respects the symmetries of the problem and isn't too arduous. | |
| Jun 20, 2018 at 22:33 | comment | added | darij grinberg | There shouldn't be an explicit formula for $S + S^\prime$, since the dimension of $S + S^\prime$ is discontinuous in the pure wedges representing $S$ and $S^\prime$. The best I would expect is a formula that assumes $\dim \left(S \cap S^\prime\right) = k$ for a fixed $k$. | |
| Jun 20, 2018 at 22:22 | history | asked | Milo Brandt | CC BY-SA 4.0 |