Timeline for A variational problem involving a negative fractional Soboblev norm.
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
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| Dec 8, 2011 at 15:42 | comment | added | Ray Yang | Possibly involving some constant depending on dimension, yes. I just realized there may also be a factor of 2 involved, since my expression only captures the energy on the inside of the ball (in this case, $u$ on the outside of the ball is just the Kelvin transform of $u$ on the inside). | |
| Dec 6, 2011 at 20:43 | comment | added | Dorian | I find that strange as it should depend on $r$ but perhaps I'm missing something from your explanation. | |
| Dec 6, 2011 at 20:42 | comment | added | Dorian | So are you saying that the maximum ration is $\sum l |f^l|^2 = 1$ since $f^l=\delta_{1l}$? | |
| Dec 5, 2011 at 21:53 | history | answered | Ray Yang | CC BY-SA 3.0 |