23

Answers
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44
Is S_6 the automorphism group of a group?
38
Cohomology and fundamental classes
28
Are there non-compact, non-smoothable manifolds?
21
Questions about analogy between Spec Z and 3-manifolds
15
Counting solutions to x^{p+1}=y^4 in a finite field
15
Singmaster’s conjecture
14
Are there two non-homotopy equivalent spaces with equal homotopy groups?
13
contact manifolds dimension five
12
Two discs with no parallel tangent planes
12
A random walk matrix has eigenvalue 1 with multiplicty 1 - why?
11
What is Floer homology of a knot?
11
Relation of SW and Donaldson Invariant
9
Knot theory question: bridge number vs. min generators of fundamental group of complement
9
Is Murasugi’s conjecture still open?
8
Flat SU(2) bundles over hyperbolic 3-manifolds
8
Prime decomposition for knots in manifolds
8
Why should I care about Heegaard-Floer theory?
7
Counting knots with fixed number of crossings
4
Lifting bases for (Z/pZ)^n to Z^n
3
Why Tristram-Levine signature jumps at the zeros of alexander polynomial?
3
factorization of the product of a matrix element and its cofactor
2
Legendrian homotopy of curves in a contact structure?
1
Conjugation in SU(2)