Michał Kukieła's user avatar
Michał Kukieła's user avatar
Michał Kukieła's user avatar
Michał Kukieła
  • Member for 13 years, 3 months
  • Last seen more than 1 year ago
43 votes
5 answers
3k views

Why do wedges of spheres often appear in combinatorics?

14 votes
5 answers
5k views

Regular spaces that are not completely regular

12 votes
1 answer
615 views

Does a triangulation without fixed simplex property always exist?

12 votes
0 answers
340 views

Consequences of Zeeman's conjecture

11 votes
1 answer
549 views

Fixed-point-free group action on a finite, contractible, 3-dimensional simplicial complex

6 votes
5 answers
787 views

Approaching convex and discrete geometry from other disciplines

5 votes
1 answer
596 views

Is every finite subcomplex of a contractible simplicial complex contained in a finite contractible subcomplex?

4 votes
1 answer
415 views

Is barycentric subdivision of a collapsible, regular CW complex collapsible (non-evasive)?

3 votes
1 answer
383 views

When is the Freudenthal compactification an ANR?

3 votes
1 answer
261 views

Transfinite sequence of contiguous simplicial maps

2 votes
0 answers
64 views

Any results on rayless simplicial complexes?

2 votes
1 answer
143 views

Increasing sequence of normal magic squares