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Oct 25, 2011 at 20:55 vote accept Orbicular
Oct 25, 2011 at 20:33 comment added Orbicular @Spencer: S is a smooth function.
Oct 25, 2011 at 20:28 comment added Orbicular I posted it on math.stackexchange.com, but did not get a useful answer. So I decided to try it here.
Oct 25, 2011 at 19:40 comment added Spencer It is true that a distribution T whose distributional laplacian is zero, $\Delta T = 0$, is actually $T = T_f$ for some smooth harmonic function $f$. What is S, sorry?
Oct 25, 2011 at 19:37 answer added Anatoly Kochubei timeline score: 3
Oct 25, 2011 at 19:35 comment added Deane Yang You might also want to post this question on math.stackexchange.com. It's not really suitable for MO.
Oct 25, 2011 at 19:34 comment added Deane Yang I'd be very surprised, if this is not discussed in your favorite reference for distributions and Sobolev spaces of negative order.
Oct 25, 2011 at 19:11 history asked Orbicular CC BY-SA 3.0