User gerw

8 votes

What are the major differences between real and complex Banach space?

answered Dec 3, 2016 at 18:49

6 votes

Accepted

Interior of a dual cone

answered Jan 15, 2014 at 17:43

6 votes

Accepted

Poincare Inequality for $H^2$ function satisfying homogeneous Robin boundary conditions

answered Jun 9, 2021 at 10:55

6 votes

Accepted

Are the polyhedral cones the only examples of cones that remains closed when they are added to vector subspaces?

answered May 25, 2022 at 10:03

5 votes

Accepted

If $A^TA \ge B^TB$ does this imply $AA^T \ge BB^T$?

answered Jun 23, 2020 at 5:57

5 votes

Measurability of essential supremum of function of two variables

answered Jan 14, 2021 at 18:47

5 votes

Accepted

projection of sobolev spaces onto cones

answered Mar 26, 2013 at 7:50

5 votes

Should coffee machines be placed at the region's boundary?

answered Sep 19 at 12:12

4 votes

Characterization of convex functions

answered Apr 8, 2017 at 17:56

4 votes

reference needed for sobolev type estimates

answered Apr 3, 2014 at 6:46

3 votes

Accepted

Bounding $\lVert{u}\rVert_{C^0([0,T];V)} \leq C\left(\lVert{u}\rVert_{L^2(0,T;V)} + \lVert{u'}\rVert_{L^2(0,T;H)}\right)$?

answered Feb 21, 2014 at 10:04

3 votes

Accepted

A suitable Sobolev-type space

answered Apr 24, 2013 at 6:18

3 votes

Accepted

sub and super-levelset regularity for Sobolev functions

answered Nov 13, 2013 at 20:27

3 votes

Accepted

How do you call a linear programming problem when the solution should be "constrained" to a norm?

answered Jun 10, 2021 at 7:55

3 votes

Accepted

Subgradient in a predual under weak* continuity

answered Jan 26, 2022 at 16:08

2 votes

Accepted

Lipschitz smooth convex extension

answered Nov 17, 2023 at 8:48

2 votes

Accepted

Optimal transport plan induced by an optimal transport map

answered May 28 at 11:16

2 votes

Accepted

When are infimal convolutions contractions?

answered Jun 28 at 12:05

2 votes

Accepted

Generalization of standard convex problem

answered Oct 29, 2015 at 19:00

2 votes

A strange variant of the Gaussian log-Sobolev inequality

answered Oct 21, 2019 at 7:25

2 votes

Accepted

Weak lower semicontinuity of functional with two arguments

answered Feb 12, 2020 at 11:39

2 votes

Accepted

A converse question about the polyhedrality under linear mapping

answered Aug 28, 2023 at 8:07

2 votes

$H_0^1(\Omega, D) \hookrightarrow L^2(D)$ is compact, for $\Omega$ quasi-open in $D$ - Proof verification

answered Jul 6, 2021 at 12:31

2 votes

Decomposition of non negative Radon measure into $L^1$ and $H^{-1}$ functions

answered Jul 14, 2021 at 10:55

1 vote

Typo in error a-priori estimate in a discontinuous Galerkin paper?

answered Aug 16, 2021 at 6:23

1 vote

Accepted

Is this notion of being "fully" convex closed under set addition?

answered Nov 17, 2023 at 8:26

1 vote

Is a Lipschitz continuous gradient equivalent to this condition?

answered Feb 8, 2023 at 12:36

1 vote

Hardness of concave minimization problem

answered Apr 1, 2020 at 4:34

1 vote

Does weak convergence implies weak convergence of the positive part?

answered Apr 22, 2016 at 19:26

1 vote

Accepted

When is a convex function continuous on its domain?

answered Jun 10, 2021 at 8:06

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51 Answers

What are the major differences between real and complex Banach space?

Interior of a dual cone

Poincare Inequality for $H^2$ function satisfying homogeneous Robin boundary conditions

Are the polyhedral cones the only examples of cones that remains closed when they are added to vector subspaces?

If $A^TA \ge B^TB$ does this imply $AA^T \ge BB^T$?

Measurability of essential supremum of function of two variables

projection of sobolev spaces onto cones

Should coffee machines be placed at the region's boundary?

Characterization of convex functions

reference needed for sobolev type estimates

Bounding $\lVert{u}\rVert_{C^0([0,T];V)} \leq C\left(\lVert{u}\rVert_{L^2(0,T;V)} + \lVert{u'}\rVert_{L^2(0,T;H)}\right)$?

A suitable Sobolev-type space

sub and super-levelset regularity for Sobolev functions

How do you call a linear programming problem when the solution should be "constrained" to a norm?

Subgradient in a predual under weak* continuity

Lipschitz smooth convex extension

Optimal transport plan induced by an optimal transport map

When are infimal convolutions contractions?

Generalization of standard convex problem

A strange variant of the Gaussian log-Sobolev inequality

Weak lower semicontinuity of functional with two arguments

A converse question about the polyhedrality under linear mapping

$H_0^1(\Omega, D) \hookrightarrow L^2(D)$ is compact, for $\Omega$ quasi-open in $D$ - Proof verification

Decomposition of non negative Radon measure into $L^1$ and $H^{-1}$ functions

Typo in error a-priori estimate in a discontinuous Galerkin paper?

Is this notion of being "fully" convex closed under set addition?

Is a Lipschitz continuous gradient equivalent to this condition?

Hardness of concave minimization problem

Does weak convergence implies weak convergence of the positive part?

When is a convex function continuous on its domain?