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Bach
  • Member for 10 years, 6 months
  • Last seen more than a week ago
34 votes
1 answer
1k views

The probability that a linear Brownian motion will hit a curve

14 votes
2 answers
10k views

Bounded (from below) continuous local martingale is a supermartingale

11 votes
2 answers
13k views

The characteristic function of a multivariate normal distributed random variable

8 votes
3 answers
4k views

Finite discrete approximation to the normal distribution

5 votes
0 answers
243 views

Self-avoiding random walk on $\mathbb{Z}^2$ getting stuck

4 votes
1 answer
2k views

Packing spheres on the boundary of a larger sphere

4 votes
1 answer
205 views

Random embedding of $K_4$ in the unit square

4 votes
2 answers
2k views

The 1-dimensional Hausdorff measure of a curve in the plane

4 votes
2 answers
2k views

Proving the Kochen-Stone lemma using the Paley-Zygmund inequality

4 votes
2 answers
1k views

Convergence of random variables in metric spaces

3 votes
2 answers
217 views

How to prove this interesting combinatorial identity $ \sum_{k=0}^n{x\choose k}\frac{k\cdot k!}{x^{k+1}} = 1 - {x\choose n+1}\frac{(n+1)!}{x^{n+1}} $

3 votes
0 answers
226 views

Expectation of the "second eigenvalue" of a random binary matrix

3 votes
1 answer
104 views

Asymptotics of the sums $\sum\limits_{t=2}^{n+1} \frac{t(t-1) \cdot n!}{(n-t+1)!\cdot n^t}$

3 votes
1 answer
497 views

$L^2$-convergence of a sequence of step functions of differences

3 votes
1 answer
81 views

Not having c.c.c. implies existence of sequence of open sets with strictly increasing closures?

3 votes
1 answer
73 views

Regular graph with some symmetry constraints

3 votes
2 answers
6k views

Sum of correlated normal random variables

2 votes
1 answer
238 views

About the distribution of balls in bins

2 votes
0 answers
90 views

Generalizing interval graphs to higher dimensions

2 votes
2 answers
149 views

Approximation of measurable subsets of $\mathbb{R}^\mathbb{N}$

2 votes
2 answers
35 views

Various "sizes" of 0-measured sets

2 votes
0 answers
712 views

Hitting time of a maximum of random walk converges to that of Brownian motion

2 votes
1 answer
575 views

The harmonic measure on the unit disc is absolutely continuous with respect to length

2 votes
2 answers
439 views

Threshold for apperance of quite short paths/cycles in random graphs

2 votes
3 answers
109 views

Set of solutions for a binomial inequality

2 votes
1 answer
2k views

Derivative of a parameteric martingale -- is it a martingale?

2 votes
0 answers
278 views

Probability of divergence of a sum of random variables with constant positive expectation

1 vote
1 answer
281 views

Integrating the error function in a calculation related to Brownian motion

1 vote
1 answer
210 views

Solving a general integral (expectation of some variant of exponential distribution)

1 vote
1 answer
261 views

Variance of a modified sum of dice rolls