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user3810316
  • Member for 9 years
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6 votes
Accepted

What does algebraic multiplicity mean for compact operators

5 votes

Cross product in complex vector spaces

4 votes

Limit point - contains one, or infinitely many points of set?

4 votes

Locally compact metric space

3 votes

Closed unit ball of Hilbert space: sequentially compact in weak topology?

2 votes

Convex hull of infinite points

2 votes

Definition of cluster point

2 votes

The supremum of any set of cardinals (considered as a set of ordinals) is again a cardinal.

2 votes
Accepted

The completion of a metrizable TVS is metrizable

2 votes

Why define norm in $L_p$ in that way?

1 vote

Dot product over complex vectors: Conjugate first or second?

1 vote

How to determine whether the span of a set of vectors contains a non-negative vector

1 vote

The direct sum of two closed subspace is closed? (Hilbert space)

1 vote
Accepted

Convergence in space of test functions

1 vote

Is it true that $\sigma(AB) =\sigma(BA) $.

1 vote

Closed plus finite dimensional in a TVS

1 vote

Does symmetric property of Equivalence hold when the left hand side of the equation is in indeterminate form?

1 vote

Pseudocompactness does not imply compactness

0 votes

Hahn Banach theorem and supporting hyperplane theorem

0 votes

Do there exist closed subspaces $X$, $Y$ of Banach space, such that $X+Y$ is not closed?

0 votes

A question on finding partial derivative of an integral

0 votes

What does a simple function actually mean?

0 votes

How do I prove that $\det A= \det A^T$?

0 votes

Is there a symbol to mean 'this is undefined'?

0 votes

Why is the complex dot product defined to only be symmetric up to a conjugate?

0 votes

When is $C(X)$ reflexive?

0 votes

improving least squares solution after adding more observations points

0 votes

The completion of a metrizable TVS is metrizable

0 votes

relation between $C_0(X)$ and $L^{\infty}(X)$