11

Questions

7
15
votes
4
answers
1k
views

Is every locally connected subset of Euclidean space R^n locally path connected ?

feb 26 at 1:40 Wlodzimierz Holsztynski 77247

6
13
votes
2
answers
779
views

Can anyone explain to me what is an assembly map?

mar 21 12 at 16:47 yeshengkui 883311

1
13
votes
2
answers
313
views

Kernel of linear representation of Baumslag-Solitar group

apr 3 at 13:16 Lee Mosher 5,8061926

4
11
votes
2
answers
853
views

Smooth structures on the connected sum of a manifold with an Exotic sphere

jan 11 11 at 7:11 Kelly Davis 1,0931716

5
10
votes
1
answer
562
views

Is it true that all real projective space $RP^n$ can not be smoothly embedded in $R^{n+1}$ for n >1

may 10 12 at 19:23 Neil Strickland 13.3k12866

2
5
votes
0
answers
154
views

Any method to detect subgroup generated by a subset of the generators from its presentation

may 21 at 5:50 Xiaolei Wu 873513

 
5
votes
2
answers
269
views

whitehead group of product of groups

mar 27 12 at 0:59 Xiaolei Wu 873513

2
4
votes
2
answers
321
views

Does a homeomorphism of $S^1 \times S^2$ which is homotopy to the identity has to isotope to it?

aug 1 11 at 14:18 Igor Rivin 31.1k33771

3
3
votes
3
answers
489
views

How to prove the connected sum of two closed aspherical n-manfolds (n >2) is not asperical?

jan 13 11 at 1:15 John Klein 7,1291928

 
0
votes
0
answers
619
views

The order of 2 in $Z_p$ [closed]

feb 12 11 at 4:55 Xiaolei Wu 873513

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