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michael_carbon
  • Member for 8 years, 7 months
  • Last seen more than 8 years ago
6 votes
2 answers
604 views

Extending weak solution to global weak solution of parabolic PDE

3 votes
2 answers
3k views

Confusion about double integral and iterated integral

2 votes
1 answer
39 views

If $f \in C_c^\infty((0,T);H^1(\Gamma))$ is $|f(x,t)| \leq C$ for all $x$ and $t$?

2 votes
1 answer
568 views

Sobolev trace operator bounded from below??

2 votes
1 answer
327 views

Integration on compact manifold

2 votes
1 answer
1k views

Does a diffeomorphism always map boundaries to boundaries?

1 vote
0 answers
465 views

Formula for integral over hypersurface??

1 vote
1 answer
82 views

Supremum on $[0,T]\times A$ for $A$ compact

1 vote
1 answer
54 views

Easy question about $C_c^\infty(0,T)$ and $C_c^\infty((0,T);X)$

0 votes
2 answers
173 views

The space $\{ u \in H^1(\Omega) \mid \Delta u \in L^2(\Omega)\}$

0 votes
2 answers
49 views

Better proof for: if $u_n \to u$ in $L^2$ then $F(u_n) \to F(u)$

0 votes
1 answer
127 views

Don't understand this proof of nonhomogenous Poisson problem (Sobolev space trace and inequality)

0 votes
1 answer
351 views

About integration on manifold and partition of unity (and finiteness of open covers)

0 votes
1 answer
89 views

Question about a Sobolev norm