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triple_sec
  • Member for 10 years, 9 months
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24 votes
3 answers
3k views

Fast convergence in $L^1$ implies convergence almost everywhere

19 votes
0 answers
631 views

Erratum for Billingsley’s $\textit{Probability and Measure}$, Problem 32.13

14 votes
1 answer
2k views

Is Reflexivity Necessary for the Weak and Weak* Topologies to Coincide?

13 votes
1 answer
357 views

Is This Set of Zero Measure?

13 votes
2 answers
1k views

Non-Banach, completely metrizable normed vector space

11 votes
2 answers
555 views

Existence of a pointwise convergent subsequence

9 votes
0 answers
199 views

If the difference of two independent random variables has a mean, so does each variable

9 votes
1 answer
956 views

Hamel basis for $\mathbb R$ over the field $\mathbb Q$

8 votes
3 answers
1k views

Equivalence of the Lebesgue integral and the Henstock–Kurzweil integral on nonnegative real functions

8 votes
4 answers
657 views

Prove $\sum_{k=0}^{n}\frac{n!}{k!}(n-k)n^k=n^{n+1}$ for any $n\in\mathbb N$.

8 votes
2 answers
3k views

Proving that $0\cdot x=0$ using field axioms

7 votes
3 answers
1k views

Continuous bijection on open interval is homeomorphism

7 votes
1 answer
543 views

Topological structure & compactness of the space of probability measures

7 votes
1 answer
229 views

Continuous functions on the unit simplex

7 votes
0 answers
541 views

Jordan decomposition of linear functionals

6 votes
1 answer
3k views

Convex function with non-symmetric Hessian

6 votes
1 answer
3k views

Product of Lebesgue and counting measures

6 votes
1 answer
198 views

Stone–Weierstrass theorem with exact matches at a finite number of points

5 votes
1 answer
272 views

Uniform convergence of Lipschitz functions and convergence of their derivatives

5 votes
0 answers
808 views

Erratum for Billingsley’s $\textit{Probability and Measure}$, Problem 33.9(c)

5 votes
1 answer
469 views

Uniqueness of the uniform spherical distribution

5 votes
1 answer
312 views

Is the set of exponents for which a monotone function is Hölder-continuous closed in $(0,\infty)$?

5 votes
1 answer
116 views

Order of divergence of an infinite series

5 votes
1 answer
1k views

Uniform continuity of scalar multiplication in topological vector spaces

5 votes
2 answers
542 views

Markov chains and conditioning on impossible events

5 votes
1 answer
178 views

Convergence of measures — revisited

5 votes
1 answer
743 views

Restriction of product $\sigma$-algebra vs. product $\sigma$-algebra of restrictions

5 votes
1 answer
819 views

Any Subset of a Set Containing No Accumulation Point is Closed

5 votes
2 answers
1k views

Closed Compact Subset of Product Space Must Have Empty Interior

4 votes
1 answer
343 views

Algebra of Functions and Compactification

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