22

Questions

10
16
votes
3
answers
707
views

What is geometrically the Pontryagin class?

dec 23 at 13:23 Liviu Nicolaescu 11.3k12033

2
12
votes
3
answers
425
views

Estimate on currents in Cayley graphs

feb 18 at 12:35 Antoine 1,010111

6
11
votes
3
answers
588
views

what is a spinor structure?

feb 25 at 22:01 Branimir Ćaćić 49548

2
11
votes
3
answers
938
views

Non-isomorphic groups with the same oriented Cayley graph

mar 2 12 at 21:48 John McKay 1732

2
10
votes
2
answers
305
views

Non-stably trivial bundle with trivial charactertic classes

nov 18 at 22:44 algori 16k12994

2
5
votes
0
answers
230
views

Sequence of graphs with small $\lambda_1$ (the smallest nonzero eigenvalue of a regular finite graph)

nov 11 11 at 23:17 Antoine 1,010111

1
5
votes
1
answer
284
views

Complemented Subspaces and Riesz-Thorin interpolation

aug 16 at 18:48 Antoine 1,010111

1
4
votes
1
answer
175
views

left- and right- Folner sets

sep 9 at 2:04 R W 3,3261512

 
4
votes
2
answers
202
views

How does a quasi-isometry affect Poisson or Martin boundaries?

sep 14 at 1:00 Misha 12.5k12648

 
4
votes
1
answer
154
views

Probabilities of a random walk exiting a set

apr 26 at 9:47 Vincent Beffara 95835

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