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soup
  • Member for 11 years
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Top posts
question
5
Sobolev spaces on boundaries
Dec 20, 2013
question
5
Showing $H^1(\partial\Omega) \subset H^{\frac 12}(\partial\Omega)$ is continuous?
Jan 15, 2014
question
4
$L^\infty$ solutions for parabolic Neumann problem (heat equation)
Sep 2, 2021
question
3
References for well-posedness of weak solutions to Stefan problem
Jan 15, 2014
question
2
If $f \in H^{\frac 12}$ and $\varphi$ is Lipschitz, is $f\varphi \in H^{\frac 12}$ (on a Lipschitz hypersurface)?
Dec 27, 2013
question
1
If $u \in W^1(0,T;L^2,H^1)$ and $\varphi \in C^1([0,T]\times \Omega)$ then $\varphi u \in W^1(0,T;L^2,H^1)$?
Dec 14, 2013
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19
Intuition about pullbacks in differential geometry
13
Two definitions of $H^1(\partial\Omega)$, one using charts and one use tangential gradients
11
What are degenerate PDEs and why weighted Sobolev spaces are useful?
10
A few questions about the Hilbert triple/Gelfand triple
9
Confused about Markov property