Timeline for Underdetermined PDE
Current License: CC BY-SA 4.0
4 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jun 18, 2018 at 16:04 | comment | added | user114232 | @BenMcKay Unfortunately, the language of differential forms is still a black magic to me. Could that be rephrased more elementary? | |
| Jun 12, 2018 at 0:12 | comment | added | T. Amdeberhan | Here is a place of some interest: projecteuclid.org/download/pdf_1/euclid.pja/1195511890 | |
| Jun 11, 2018 at 17:48 | comment | added | Ben McKay | It might help if you think of $u$ as an $(n-1)$-form, and then the equation is $du=f\Omega$ where $\Omega$ is a volume form. Since all volume forms of equal volume are isomorphic (a theorem of Moser), this gives you some freedom to change variables. | |
| Jun 11, 2018 at 16:55 | history | asked | user114232 | CC BY-SA 4.0 |