7

Questions
votes newest views recent
1
4
votes
1
answer
137
views

Seifert surfaces via Alexander duality

jan 10 at 20:30 Ryan Budney 21.7k●1●40●101

4
10
votes
1
answer
720
views

Teaching Experience for Graduate Students.

mar 28 12 at 10:41 Joseph O'Rourke 43.4k●1●50●215

3
15
votes
4
answers
1k
views

When 2^a = 2^b implies a=b (a,b cardinals)

oct 14 11 at 1:35 Chad Groft 697●6●10

3
5
votes
2
answers
528
views

Residual Finiteness of Fundamental Group of Compact 3-Manifold

apr 14 11 at 12:17 HW 10.1k●1●23●66

 
3
votes
1
answer
354
views

Subgroup of mapping class group generated by two Dehn twists

feb 23 11 at 15:51 Oscar Randal-Williams 5,155●1●12●26

10
22
votes
2
answers
2k
views

No simple groups of order 720?

oct 15 10 at 16:19 John Shareshian 351●1●3

2
11
votes
3
answers
356
views

Deriving a relation in a group based on a presentation

feb 14 10 at 14:57 Steve D 2,410●1●11●27