Martin Van der Linden's user avatar
Martin Van der Linden's user avatar
Martin Van der Linden's user avatar
Martin Van der Linden
  • Member for 11 years, 3 months
  • Last seen more than 1 year ago
17 votes
3 answers
586 views

Shape with area $a$ and shortest average distance between any two points

13 votes
1 answer
3k views

Does any uncountable set contain two disjoint uncountable sets?

13 votes
4 answers
54k views

Prove Taylor expansion with mean value theorem

7 votes
3 answers
4k views

Easiest example of rearrangement of infinite leading to different sums

6 votes
1 answer
247 views

Invariance of strategy-proof social choice function when peaks are made close from solution

4 votes
2 answers
321 views

Functions minimized at the median of their arguments

4 votes
1 answer
222 views

Finding the limit of a sequence of sequences

3 votes
0 answers
176 views

A Binomial bound for the CDF of the Hypergeometric distribution?

3 votes
1 answer
347 views

Mistake in Wikipedia article on St Petersburg paradox?

3 votes
1 answer
155 views

Stability under supremum of sets of social choice function with single peaked preferences

3 votes
1 answer
439 views

Extension theorem on acyclic relations

2 votes
2 answers
95 views

"intertwined" subset in linearly ordered set

2 votes
1 answer
51 views

Terminology for functions with $F(a,a,\dots,a) = a$

1 vote
1 answer
42 views

$f$ nonnegative map on $X$ implies $\exists g$ s.t. $S \rightarrow \sum_{\omega \in S} g(\omega) f(\omega)$ is probability measure on $2^X$

1 vote
1 answer
102 views

Is $\{1,\frac{1}{2}, (\frac{1}{2}+\frac{1}{3}), \frac{1}{12}, (\frac{1}{12} + \frac{1}{5}), \dots\}$ dense in $[0,1]$?

1 vote
1 answer
134 views

(Partial) symmetry order for matrices

1 vote
0 answers
83 views

Name for matrices with $a_{ij} + a_{ji} = 1$?

1 vote
1 answer
97 views

Add and subtract in optimization

1 vote
1 answer
617 views

Examples of sets which measure cannot be obtained by discretisation

1 vote
1 answer
4k views

Absolute value of infinite sum smaller than infinite sum of absolute values

1 vote
0 answers
442 views

Proof that order of integration does not matter for non-continuous functions

1 vote
1 answer
185 views

Probability of at least one isolated clique forming

0 votes
1 answer
31 views

$X$ countable and $\exists$ $f : X \rightarrow [0,1] \Rightarrow \big(X,2^X, \sum_{\omega \in S} f(\omega)\big)$ is a probability space.

0 votes
1 answer
178 views

Using limit argument with non-continuous social-choice functions

0 votes
1 answer
351 views

Why WolframAlpha gives different results?

0 votes
2 answers
137 views

Naming general objects in more than 3 dimensions