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36
Why weak convergence doesn't imply convergence?
math.stackexchange.com

26
How to install gail and atk-bridge?
askubuntu.com

19
Can a subspace have a larger dual?
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15
Constrained variational problems intuition
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13
Are the eigenvalues of the sum of two positive definite matrices increased?
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13
How do you prove that $\{ Ax \mid x \geq 0 \}$ is closed?
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12
Avoid automatic replacement of << characters
tex.stackexchange.com

10
sequentially continuous on a non first-countable
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9
If a normed space $X$ is reflexive, show that $X'$ is reflexive.
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8
Does $C_c(X)$ separate points in $X$ when $X$ is a Banach space?
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8
Product of $L^2$ functions
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8
Is every open set the interior of a closed set?
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8
What are the major differences between real and complex Banach space?
mathoverflow.net

7
Can a function be continuous at only one point in its domain and discontinuous everywhere else
math.stackexchange.com

7
Does $P \circ P =P$ and $\langle Px, y \rangle = \langle x, Py \rangle$ imply $P$ is linear?
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7
Minimisation of Energy Functional
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6
Poincare Inequality for $H^2$ function satisfying homogeneous Robin boundary conditions
mathoverflow.net

6
What is something (non-trivial) that can be done in Hilbert space but not Banach spaces for optimization problems?
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6
Is Lipschitz space finite dimensional?
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6
Extension of bounded convex function to boundary
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6
Is closed convex set with finite number of extreme points convex polyhedron
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6
Why does Wolframalpha think that this sum converges?
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6
Weak-* Convergence of functionals defined by probability measures $\{\delta_n\}$
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6
Proof that the following map $\Phi:\ell^1\to(\ell^\infty)'$ is not surjective
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6
Does a convex quadratic program have a unique solution?
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6
Reason for the term "smooth"
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6
Interior of a dual cone
mathoverflow.net

5
Are the polyhedral cones the only examples of cones that remains closed when they are added to vector subspaces?
mathoverflow.net

5
Is the image of a closed subset in a Banach space under a lineal and continuous projection always closed? If the answer is no, is there any example?
math.stackexchange.com

5
Fubini's theorem on locally compact Hausdorff spaces without measure theory
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