User Daniel Soltész - MathOverflow

49 votes

4 answers

5k views

Strange (or stupid) arithmetic derivation

asked Sep 21, 2013 at 15:47

33 votes

4 answers

3k views

Computer calculations in a paper

asked Jul 25, 2015 at 17:08

20 votes

1 answer

2k views

A Ramsey avoidance game

asked Sep 29, 2013 at 22:27

16 votes

1 answer

5k views

Order of magnitude of $\sum \frac{1}{\log{p}}$

asked Nov 15, 2013 at 19:53

12 votes

2 answers

619 views

Set system with different differences

asked Jun 3, 2014 at 18:04

12 votes

1 answer

966 views

Coloring the edges of a torus graph

asked Nov 10, 2014 at 5:44

10 votes

0 answers

364 views

A $k \times n$ matrix with a lot of invertible $k \times k$ submatrices over $\mathbb{F}_2$

asked Oct 16, 2015 at 19:18

8 votes

1 answer

672 views

Set system with prescribed intersection sizes

asked Jul 24, 2014 at 15:42

7 votes

1 answer

860 views

Chromatic number of induced subgraphs as upper bound to the chromatic number

asked Aug 27, 2013 at 14:11

6 votes

1 answer

535 views

The minimum of alpha times omega for vertex-transitive graphs

asked Jan 6, 2017 at 14:53

5 votes

1 answer

537 views

Which subgroup order of the symmetric group is the most frequent?

asked Jul 10, 2015 at 22:56

4 votes

1 answer

301 views

Maximal number of perfect matchings that pairwise form a Hamiltonian cycle

asked Dec 30, 2016 at 6:43

4 votes

2 answers

603 views

Distance between primes that are quadratic residues modulo an other prime

asked Nov 12, 2018 at 17:57

4 votes

0 answers

661 views

Hypercube edge-coloring problem

asked Mar 6, 2015 at 18:20

3 votes

0 answers

86 views

Small degree vertices in an epsilon-tough graph

asked Jul 4, 2015 at 14:01

2 votes

0 answers

94 views

Generalized separating systems

asked May 29, 2014 at 14:57

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16 Questions

Strange (or stupid) arithmetic derivation

Computer calculations in a paper

A Ramsey avoidance game

Order of magnitude of $\sum \frac{1}{\log{p}}$

Set system with different differences

Coloring the edges of a torus graph

A $k \times n$ matrix with a lot of invertible $k \times k$ submatrices over $\mathbb{F}_2$

Set system with prescribed intersection sizes

Chromatic number of induced subgraphs as upper bound to the chromatic number

The minimum of alpha times omega for vertex-transitive graphs

Which subgroup order of the symmetric group is the most frequent?

Maximal number of perfect matchings that pairwise form a Hamiltonian cycle

Distance between primes that are quadratic residues modulo an other prime

Hypercube edge-coloring problem

Small degree vertices in an epsilon-tough graph

Generalized separating systems