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May
23
comment When is the dual ball of $L_1(\mu)$ weak*-sequentially compact?
Zap, would you please revisit my answer?
May
22
revised Is $B_{\ell_1}$ weak-metrizable?
added 8 characters in body; edited title
May
21
reviewed Approve solve the inhomogeneous system
May
21
comment Riesz Lemma with $\alpha=1$ and Linear Bounded Functional
Related: math.stackexchange.com/questions/838662/…
May
14
revised Total probability of Conditional Probability
added 16 characters in body
May
10
comment A criterion for invertibility of a bounded linear operator.
en.wikipedia.org/wiki/Neumann_series
May
8
comment Are dual spaces with unconditional bases weakly sequentially complete?
It seems that you are not satisfied with my answer. Do you have further questions?
May
7
reviewed Approve Linear Algebra quadratic forms (max and plot)
May
6
revised Proofs of the Riesz–Markov–Kakutani representation theorem
added 8 characters in body
May
6
revised Proofs of the Riesz–Markov–Kakutani representation theorem
edited tags; edited title
May
6
answered Proofs of the Riesz–Markov–Kakutani representation theorem
May
5
comment Open problems in Banach spaces? universal spaces
Cross-posted at MO: mathoverflow.net/questions/204361/…
May
5
revised Are dual spaces with unconditional bases weakly sequentially complete?
added 10 characters in body
May
5
revised Are dual spaces with unconditional bases weakly sequentially complete?
added 95 characters in body
May
5
answered Are dual spaces with unconditional bases weakly sequentially complete?
May
1
reviewed Approve Compound Interest similarity
May
1
comment Does this hold for $p=\infty $, i.e., is it true that $(l^{\infty})'= l^1? $
mathoverflow.net.80bola.com/questions/22661/…
May
1
revised Are there spaces “smaller” than $c_0$ whose dual is $\ell^1$?
+1
Apr
29
reviewed Approve Vertical Distance Problem
Apr
29
reviewed Approve Is the adjacency matrix of a given graph (OR any graphs isomorphic to a given graph) a Kronecker product, and if so what are the factors?