User Alex Ravsky

10 votes

0 answers

627 views

A rainbow perfect matching in an edge-colored graph with spanning color classes

asked Jul 6, 2021 at 11:54

6 votes

0 answers

190 views

A representation of a partial order by a slowly changing sequence of linear orders

asked Jul 21, 2021 at 20:08

6 votes

1 answer

273 views

A property of rapid sequences of natural numbers

asked Sep 4, 2021 at 6:50

6 votes

1 answer

298 views

A rather non-$F_\sigma$ Borel set

asked Sep 21, 2020 at 2:30

5 votes

1 answer

265 views

Maximal number of triple intersection points of $n$ circles

asked Mar 4, 2017 at 11:25

5 votes

1 answer

320 views

Bounds for a small cardinal

asked Sep 10, 2021 at 14:44

5 votes

0 answers

911 views

The existence of big incompatible families of weight supports

asked May 24, 2022 at 11:31

4 votes

0 answers

2k views

Approximation of continuous functions by Lipschitz functions in the topology of uniform convergence on compact sets

asked Feb 18, 2014 at 17:34

4 votes

0 answers

143 views

Balanced partitions of vector sets

asked Mar 31, 2016 at 1:55

4 votes

1 answer

365 views

Orchard-planting problem in space

asked Dec 1, 2016 at 6:29

3 votes

0 answers

214 views

Clique cover number of a generalized Kneser graph $K(n,4,2)$

asked Jun 16, 2020 at 5:17

3 votes

2 answers

1k views

A structure of the group of automorphisms of an infinite binary tree

asked Feb 3, 2014 at 18:32

3 votes

0 answers

203 views

Combinatorial characterizations of complex weight supports

asked Aug 14, 2022 at 23:33

3 votes

1 answer

163 views

Bounds for a covering number of the circle group $\mathbb T$ by some its small subgroups

asked Sep 18, 2021 at 7:56

1 vote

0 answers

255 views

An extrasensory perception strategy :-)

asked Mar 9, 2014 at 16:17

1 vote

1 answer

107 views

Name of the class of linearly ordered groups with no minimal positive element

asked Sep 22, 2015 at 6:41

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16 Questions

A rainbow perfect matching in an edge-colored graph with spanning color classes

A representation of a partial order by a slowly changing sequence of linear orders

A property of rapid sequences of natural numbers

A rather non-$F_\sigma$ Borel set

Maximal number of triple intersection points of $n$ circles

Bounds for a small cardinal

The existence of big incompatible families of weight supports

Approximation of continuous functions by Lipschitz functions in the topology of uniform convergence on compact sets

Balanced partitions of vector sets

Orchard-planting problem in space

Clique cover number of a generalized Kneser graph $K(n,4,2)$

A structure of the group of automorphisms of an infinite binary tree

Combinatorial characterizations of complex weight supports

Bounds for a covering number of the circle group $\mathbb T$ by some its small subgroups

An extrasensory perception strategy :-)

Name of the class of linearly ordered groups with no minimal positive element