9

Questions

3
7
votes
7
answers
1k
views

Orbifold fundamental group in terms of loops?

may 25 at 13:23 Lee Mosher 5,8661926

1
2
votes
1
answer
260
views

Homotopy classes of complex bundle maps and isotropic immersions into contact manifolds

feb 7 10 at 17:35 Tim Perutz 8,65511642

1
3
votes
2
answers
320
views

Construction of maps S^3 -> S^2 with arbitrary Hopf invariant?

oct 28 09 at 20:03 Ilya Nikokoshev 8,98953073

4
2
votes
5
answers
307
views

Classifying maps into homogeneous spaces up to homotopy

feb 9 12 at 8:17 Mark Grant 9,06111333

 
3
votes
2
answers
263
views

Asymptotics of the number of compositions whose summands are the divisors of a number?

oct 22 09 at 4:57 Michael Lugo 8,41522148

 
2
votes
2
answers
388
views

proving that an inclusion map from a subcomplex is a homotopy equivalence

oct 19 09 at 18:42 Tyler Lawson 18.7k24490

9
16
votes
5
answers
1k
views

Analogue to covering space for higher homotopy groups?

nov 21 09 at 15:40 Somnath Basu 1,6921918

 
3
votes
2
answers
265
views

Legendrian homotopy of curves in a contact structure?

oct 18 09 at 0:28 Mike Usher 1,934412

2
13
votes
4
answers
2k
views

Largest hyperbolic disk embeddable in Euclidean 3-space?

feb 5 at 19:19 Agol 23.9k13384