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Řídící
  • Member for 11 years, 1 month
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160 votes
20 answers
12k views

Are there any open mathematical puzzles? [closed]

117 votes
6 answers
29k views

How often does it happen that the oldest person alive dies?

32 votes
2 answers
8k views

Perfectly centered break of a perfectly aligned pool ball rack

21 votes
1 answer
2k views

Why are these geometric problems so hard?

13 votes
4 answers
876 views

The last few digits of $0^0$ are $\ldots0000000001$ (according to WolframAlpha).

13 votes
2 answers
267 views

Are the first $n$ digits of $\pi$ equal to the second $n$ digits for some $n\ge1$?

9 votes
5 answers
401 views

How can the observed strategies* in this actual auction be explained?

7 votes
1 answer
829 views

Does this packing problem even have an optimal solution?

7 votes
2 answers
300 views

Is (the proof of) Fermat's last theorem completely, utterly, totally accepted like $3+4=7$?

6 votes
1 answer
386 views

A Friend of a Friend: Transitivity in Large Random Graphs

5 votes
6 answers
236 views

Allowed probabilities under frequentism

5 votes
5 answers
416 views

Can the $0$-norm represent determinism?

4 votes
3 answers
1k views

How does one 'correct' a table that doesn't add up to $100\%$?

3 votes
2 answers
1k views

Is a log-normal distribution uniquely determined by its moments or not?

3 votes
1 answer
103 views

A Newtonian differential equation I'm having trouble with

2 votes
1 answer
128 views

Is there a probability interpretation that only allows for probabilities in $\left[0,1\right]\cap\Bbb Q$?

2 votes
0 answers
292 views

What is the (expected) outcome of this hybrid auction?

2 votes
1 answer
2k views

What's a conventional or useful notation for "second-highest"?

2 votes
0 answers
486 views

Is quantum game theory reducible to classical game theory? [closed]

2 votes
2 answers
115 views

What is this mathematics sub-field called?

2 votes
1 answer
37 views

Optimising unrounding using maximum likelihood

2 votes
1 answer
30 views

Create samples that are the same when unordered, but have some specific correlation when ordered

2 votes
1 answer
58 views

Information content of an unlabelled matrix

0 votes
0 answers
38 views

Alternative to the (log)normal distribution that allows for fitting percentiles

0 votes
1 answer
2k views

How to compute the area of the overlap between two squares?

0 votes
3 answers
92 views

Where's the boundary between $\mathcal O(10^i)$ and $\mathcal O(10^{i+1})$?

0 votes
2 answers
105 views

What is the inverse $z^{-1}(z)$ of $z(\varphi)=e^{i\varphi}$ with $\varphi\in\Bbb N_0$?

0 votes
1 answer
95 views

What's the name of this class of transcendental numbers?